Did you see yesterday's beautiful golden moonrise? 🌕
— Stonehenge (@EH_Stonehenge) July 22, 2024
According to keen astrophotographer Josh Dury, the Moon followed the same path as the Sun would have during midwinter sunrise over 4,500 years ago.
📷: @Josh_Dury pic.twitter.com/yPAcviHTeK
Tuesday 23 July 2024
Stonehenge Secondary Solstitial Alignment Photographic Evidence
Saturday 20 July 2024
Position of Station Stone 94
The parchmark of the stonehole is visible in Sharpe's aerial photograph, and can be made out in the more recent one by Adam Stanford:
One of them is: "Stonehenge Station-Stone rectangle and the relevant sightlines and horizons: Most southerly moonrise/ most northerly moonset and Midsummer sunrise/ midwinter sunset".
The four station stone positions are in a rectangle that on its longest edge just grazes the sarsen circle and seems to be aligned to astronomical features as above.
Station stone 94 has recently been marked with a handsome polished sarsen stone in a stainless steel ring.
From the public path the sight line to the fallen Station stone 91 should be very close to the sarsen circle. On a visit this week trying to align the marker left a large gap. My hat indicates a closer position which seemed to match the plan and photos.
It would be nice if someone with more time and the right equipment could check if the marker position is correct or not.
See also: http://www.sarsen.org/2015/12/the-position-of-stone-hole-97.html
Friday 19 July 2024
Mobilizing Workforce for Building Megaliths in Northeast India: Ethnoarchaeological Insights
Saturday 13 July 2024
The Twenty Most Notable Stone Circles in the UK and their Stone Sources
- Arbor Low: The stone circle is made up of about 50 large limestone blocks arranged in an egg-shaped pattern assumed to be local but no research on sources has been published. The monument is situated on a Carboniferous Limestone plateau in the White Peak area of Derbyshire
- Avebury: Probably local but see Gillings, Mark & Pollard, Josh. (2016). Making Megaliths: Shifting and Unstable Stones in the Neolithic of the Avebury Landscape. Cambridge Archaeological Journal. -1. 1-23. 10.1017/S0959774316000330. for discussion on stone sources.
- Beaghmore: No research, assumed local.
- Boscawen-Un: No research but assumed sourced from the surrounding Cornish landscape, where granite is naturally abundant. The quartz stone may have been specially selected from a different local source due to its unique appearance.
- Calanais: the exact quarry site is not specified but the stones are described as being "of local Lewisian Gneiss"
- Castlerigg Stone Circle: Assumed to be sourced locally from metamorphic slate that was naturally available in the area as glacial erratics.
- Gors Fawr: The stones at Gors Fawr come from two distinct sources: Half of the stones are made of bluestone, which is sourced from the nearby Preseli Mountains.The other half of the stones are composed of local rock types found in the immediate area
- Long Meg and Her Daughters, Cumbria: The rhyolite stones of the main circle were likely gathered from the surrounding landscape. The red sandstone of Long Meg was deliberately brought from a different location, possibly due to its distinctive appearance or perceived special properties
- Machrie Moor, Isle of Arran: The circles include a variety of stone types, found on the Isle of Arran. This includes both red sandstone and granite
- Merry Maidens: assumed to be local granite.
- Mitchell’s Fold: assumed to be dolerite stones from nearby Stapeley Hill approx 2000m
- Moel Ty Uchaf Stone Circle: assumed to be local
- Nine Ladies Stone Circle: assumed to be local Millstone Grit
- Rollright Stones: assumed to be local naturally occurring surface oolitic limestone boulders
- Stanton Drew: "There are at least four distinct rock types to be found within the monument site and the origins of the rock types appear to be from geographically as well as geologically diverse areas."https://www.mendipgeoarch.net/stones.html
- Stonehenge: many distant sources
- Swinside: assumed to be local porphyritic slate
- The Hurlers : "During the excavation, geological inspection of the stones which made up the pavement revealed a wide variety: granites, elvan, altered wall rock, vein material, black fault surface rock, phyllite, quartz and mica (Beeson 2013), many with sharp edges forming an irregular lumpy fresh surface. This variety brought colour with pink and orange granites and shiny gold pieces of phyllite. Crystals in the granite were visually inspected and differences were noted, and we learnt that the rocks were sourced from a variety of places. A comparison of the sizes and ratios of feldspar and quartz crystals in the individual standing stones which made up the central and northern circles also provided another surprising insight: there were differences in the parent material which could also suggest the possibility that the granite for the standing stones in at least two of the circles had also come from different sources. Moreover, the rocks in the pavement showed no specific link to the standing stones of the circles. Such new information on the materiality of The Hurlers has potential to reveal new insights about how EBA ceremonial monuments are made (Beeson in Nowakowski and Gossip 2017)";(Investigating Archaeology and Astronomy at The Hurlers 61© 2020 EQUINOX PUBLISHING LTD)
- The Ring of Brodgar: The megaliths used to construct the Ring of Brodgar were sourced from various locations across Orkney. Specifically: Many of the stones were quarried from Vestrafiold in Sandwick, about 8 miles away from the site. Archaeological evidence, including ancient stoneworking tools and remnants of quarried stones, has been found at Vestrafiold.Other stones were sourced from different areas of Orkney, possibly aligned to their points of origin within the circle. One distinctive yellow stone came from an outcrop at Houton in Orphir, approximately 9 miles from the site
- Tregeseal East stone circle: Assumed to be local granite
As Gillings et al 2016 say: "Whilst it could be argued that the setting of any megalith requires some degree of relocation, even a cursory examination of the monumental literature reveals that when it comes to comment and consideration, not all megaliths are afforded the same degree of interest. Where the component stones seem unusual or exotic with regard to size, shape and/or composition, there is active consideration of where they might have come from and the practicalities of movement. In contrast, when the stones are generic and plentiful, extraction and movement are rarely mentioned at all. Cooney has contrasted these latter ‘mundane’ or ‘routine’ stones with the more academically stimulating blocks that might find their way into megalithic monuments (and thus archaeological narratives). Mundane stone is lithic material that elicits no impulse towards explanation or interpretation on the part of the researcher (Cooney 2009, 64-5; Gillings 2015, 208-10). It is generally unworked, local, ubiquitous and used pragmatically in the process of construction. Local, generally unworked and ubiquitous, the sarsens of Avebury’s monuments often suffer from such mundane ascription. Further, while recent accounts have served to direct academic attention towards the highly charged and significant nature of extracting, moving and erecting stones (e.g. Richards 2013), it could be argued that with the emphasis that is placed upon metaphoric and metonymic significance, there is still a tendency to subordinate these ‘projects of stone’ to a higher goal. For example, Richards has argued convincingly that at Stenness ‘people were not simply moving stones – they were re-ordering a materiality directly related to personal and group identity’ (2009, 62). All that we would add is that they were also moving stones and the precise manner in which this movement was effected may be of critical and direct significance."
Neolithic Megalithic Transport - Lessons from Portugal
'Moving megaliths in the Neolithic - a multi analytical case study' (pdf)
Boaventura, Rui & Moita, Patricia & Pedro, Jorge & Mataloto, Rui & Almeida, LuÃs & Nogueira, Pedro & Maximo, Josephine & Pereira, André & Santos, José Francisco & Ribeiro, Sara. (2020). Moving megaliths in the Neolithic - a multi analytical case study of dolmens in Freixo-Redondo (Alentejo, Portugal). 10.2307/j.ctv1zckz4z.4. In book: Megaliths and Geology Chapter: 1Publisher: Archaeopress Publishing Ltd
"Conclusions:
For the studied dolmens - group of Freixo, Godinhos and Candeeira - it were identified nearest mesoscopically compatible outcrops, that is, at mesoscale are compatible with the slabs from megaliths. The distances from dolmen to mentioned outcrop varies between 150 m (e.g. dolmen Quinta do Freixo 1) and ~780 m (e.g. dolmen Casas Novas1). Through field, petrographic and multi-elemental geochemical obtained data, it is noticed that almost never, the nearest ones were not used as unique collection site...
.. The complete match including size, shape, petrography and geochemistry was obtained for several dolmens providing for group of Freixo, distances between 800 and 3500 m....
It is not possible to attribute a reason for one’s provenances to the detriment of another outcrop. It could be related to the immediate availability of the material (loosened blocks) but nevertheless, the gabbro-diorites in the area were not chosen, at group of Freixo, for building purposes. Apparently for aesthetic/symbolic reasons since this lithology occurs as loosened blocks and presents similar sizes/ shapes to those found in medium dolmens of granodiorite. Confirmation of the use of certain outcrops by communities from the Neolithic period will be possible through excavation work."
This careful choice and collection of specific megaliths in Portugal supports the earlier work of Pope and Miranda which states and then concludes.
"It is true that some megalith stones were imported. Kalb (1996) stated that specific types of stone were imported over distances up to 8 km for megaliths at Vale de Rodrigo (southwest of the Almendres and Zambujeiro sites). This was consistent with our observations. particularly at Crornleque dos Almendres. where several types of granite were noted. Criado Boado and Fabregas Valcarce (994) contend that adjacent outcrops were seldom used as quarries for megaliths in Galicia. However. minimal damage to surface weathering features on most megalith stones (discussed below) suggested that the stones were not dragged or rolled long distances (at least without the aid of sledges or other mechanical aids)."
"Naturally weathered outcrops provided material for these early megalith monuments, a practice possibly used in megalith construction across western Europe. Lack of damage to superficial weathering features suggests that, despite evidence of importation into locations of differing lithology, the megalith stones were not transported long distances, or alternately, were transported with great care.
Pope, G. A., & Miranda, V. C. A geomorphology of megaliths: Neolithic landscapes in the Alto Alentejo, Portugal. Middle States Geographer, 32, 110-124.
Thursday 11 July 2024
Wessex Archaeology Open Library
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Wednesday 10 July 2024
The plague may have caused the downfall of the Stone Age farmers
The plague may have caused the downfall of the Stone Age farmers
Peer-Reviewed Publication - University of Copenhagen - The Faculty of Health and Medical Sciences
Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the major plague outbreaks of the Middle Ages, new research shows.
In the 14th century Europe, the plague ravaged the population during the so-called 'Black Death,' claiming the lives of nearly a third of the population.
But the plague arrived in Scandinavia several thousand years earlier, and despite several theories suggesting otherwise, the plague might have caused an epidemic, according to new research from the University of Copenhagen.
In collaboration with researchers from the University of Gothenburg in Sweden, researchers from the Globe Institute, have analyzed DNA from ancient teeth and bones of 108 individuals who died 5,000 years ago.
"The analyses show that 18 of these individuals, 17 percent, were infected with the plague when they died. Furthermore, our results suggests that the youngest plague strain we identify might have had epidemic potential," says postdoc Frederik Seersholm, who led the DNA analysis.
This means that the plague at that time may have been a contributing factor to the population collapse in the end of the Neolithic, known as the Neolithic decline. This population bust caused large parts of the farming population in Scandinavia and Northwestern Europe to disappear within just a few centuries, 5000 years ago.
"We cannot – yet – prove that this was exactly how it happened. But the fact that we can now show that it could have happened this way is significant. The cause of this population decline, which we have known about for a long time, has always been subject of debate," says Frederik Seersholm.
The archaeological material analysed comes mainly from passage graves in Sweden, but one of the individuals is from a stone cist in Stevns, Denmark.
Ancient DNA provides answers
The analyses were conducted using a method called "deep shotgun sequencing," which allows researchers to extract highly detailed information from archaeological material, even though ancient DNA is often heavily damaged or degraded. The researchers examined DNA from tooth and bone material from the Neolithic time period, studying both familial relations and diseases in the individuals.
“We have been able to carry out a comprehensive mapping of plague lineages, and a detailed description of other microbes in the DNA data. At the same time, through these analyses, we have been able to look at the human DNA from a broad perspective to a local one – and right down to the individual level, getting a picture of the social organization that existed back then,” says Associate Professor Martin Sikora at the Globe Institute, who is also behind the study.
The finding that 17 percent of the individuals whose DNA was analyzed had plague, indicates that the plague was common in Scandinavia during the late Stone Age.
In one of the analyzed families, at least three plague outbreaks was observed over the six generations in the family that researchers have been able to map.
“The question of possible kinship relations between individuals whose bones and teeth have been found in megalithic tombs has been debated for at least 200 years. There have been many theories and speculations, but now, thanks to DNA, we have data,” says Karl-Göran Sjögren, Associate Professor of Archaeology at the University of Gothenburg, who was also involved in the new study.
Frederik Seersholm believes that the new results rules out previous theories suggesting that the population decline could not have been caused by plague.
“In connection with the population decline in the end of the Neolithic, both war and outbreaks of infectious diseases, including plague, have been suggested. There have been several theories involving the plague, and one of them suggested that the plague could not have caused an epidemic – but that assumption no longer holds,” says Frederik Seersholm.
JOURNAL Nature
DOI 10.1038/s41586-024-07651-2
ARTICLE PUBLICATION DATE 10-Jul-2024
This article discusses a groundbreaking study of ancient DNA from Neolithic farmers in Sweden, revealing repeated plague infections across six generations. Here are the key points:
- The study analyzed DNA from 136 individuals buried in a megalithic tomb at Frälsegården, Sweden, dating back to around 5,000 years ago.
- Researchers identified a multi-generational family spanning six generations, with 38 individuals directly related.
- The study found evidence of repeated Yersinia pestis (plague) infections across these generations, with about 32% of the individuals testing positive for plague DNA.
- Three distinct strains of Y. pestis were identified, suggesting multiple waves of infection over time.
- The plague strains found were predecessors to those responsible for later pandemics, including the Black Death.
- Despite the presence of plague, the population showed resilience, continuing to grow over generations.
- The study also revealed insights into the social structure of the Neolithic community, including evidence of polygyny and female exogamy (women marrying into the community from outside).
- Genetic analysis showed a gradual increase in Steppe ancestry over time, indicating ongoing population mixture.
- The research combined advanced DNA sequencing techniques, including analysis of rare genetic variants and pangenome graphs, to reconstruct family relationships and track plague evolution.
Sunday 30 June 2024
The Ice Rafted Limeslade Boulder Route
It appears from preliminary results the Famous Limeslade Erratic found on the shoreline of the Mumbles was probably rafted from the shore of Pembrokeshire on an ice flow which was part of a general drift from the Irish Sea to the Bristol Channel. See how, "High relative sea level during MIS4 and 3 coincident with adjacent calving ice sheet margins provides an explanation for the rafted giant erratics found around the shores of southern Britain and Ireland": Scourse, J.D. (2024), The timing and magnitude of the British–Irish Ice Sheet between Marine Isotope Stages 5d and 2: implications for glacio-isostatic adjustment, high relative sea levels and ‘giant erratic’ emplacement. J. Quaternary Sci., 39: 505-514. https://doi.org/10.1002/jqs.3611
And: "Another possibility is that the boulders are ice-rafted,since erratic boulders are commonly found on shorelines along the coast of Devon and elsewhere in the Bristol Channel, including as far east as Flat Holm" Gibbard, Philip & Hughes, Philip & Rolfe, Christopher. (2017). New insights into the Quaternary evolution of the Bristol Channel, UK. Journal of Quaternary Science. 32. 10.1002/jqs.2951.
Excitement over, it was just a tale full of sound and fury but signifying nothing.
Friday 28 June 2024
Monolith Experiments at Stonehenge - links
The Stonehenge Monolith Project 2019
https://historicconcepts.co.uk/2019/09/05/stonehenge-monolith-project-2019/
Monolith Moving Experiment at Stonehenge
https://historicconcepts.co.uk/current-projects/monolith-moving-experiment-at-stonehenge/
Like a rolling stone: experimental archaeology at Stonehenge
https://the-past.com/feature/experimental-archaeology-at-stonehenge/
Tuesday 25 June 2024
Meta-review of How to Build Stonehenge
Mike Pitts' book "How to Build Stonehenge" offers a comprehensive and engaging exploration of the construction process behind one of the world's most famous prehistoric monuments. Drawing on decades of research and recent scientific discoveries, Pitts provides readers with a detailed account of how Stonehenge was likely built.
The book focuses on answering the "how" rather than the "why" of Stonehenge's construction, addressing questions about the sourcing of stones, their transportation, and the techniques used to erect them[1][2]. Pitts combines archaeological evidence, anthropological records, and his own expertise to present a compelling narrative of the monument's creation[3].
Key aspects of the book include:
1. Stone sourcing: Pitts discusses the origins of the bluestones from the Preseli Hills in Wales and the larger sarsen stones from Marlborough Downs[2].
2. Transportation methods: The author draws parallels with recent megalith-moving practices in Indonesia and other parts of the world to suggest how the ancient builders might have transported the massive stones[2].
3. Construction techniques: Pitts explores the possible methods used to carve and raise the stones, offering insights into the engineering challenges faced by Neolithic builders[1].
4. Timeline and phases: The book acknowledges that Stonehenge was not built in a single event but evolved over nearly 1,000 years, with various phases of construction and modification[3].
5. Preservation efforts: Pitts also discusses the more recent history of Stonehenge, including preservation attempts and the impact of visitors on the monument[2].
Reviewers praise the book for its readability and Pitts' ability to weave together various sources of information[3]. The narrative is described as conversational and engaging, making complex archaeological debates accessible to a general audience[3]. The inclusion of numerous photographs and descriptions of stone-moving practices from other cultures adds depth to the discussion and helps readers visualize the possible methods used at Stonehenge[3].
Some minor criticisms include the book's focus on the main construction phase, which may overshadow the monument's long-term evolution[3]. Additionally, one reviewer noted that the quality of the black and white photographs could have been improved with better paper[4].
Overall, "How to Build Stonehenge" is considered a valuable resource for those interested in understanding the latest research and evidence surrounding the construction of this iconic monument[3]. Pitts' approach offers a fresh perspective on Stonehenge, emphasizing the human aspects of its creation and the impressive feat of engineering it represents[1][2][5].
Citations:
[1] https://thamesandhudson.com/how-to-build-stonehenge-9780500024195
[3] https://the-past.com/review/books/how-to-build-stonehenge/
[4] https://www.sarsen.org/2023/08/how-to-build-stonehenge-by-mike-pitts.html
[5] https://www.amazon.co.uk/How-Build-Stonehenge-Mike-Pitts/dp/0500024197
We choose to, not because it is easy, but because it is hard.
Sunday 23 June 2024
Geomorphological and Archaeoastronomical Analysis of a Neolithic Landscape, Cranborne Chase, Southern Britain
Friday 21 June 2024
The Stonehenge Solstitial Alignments
Monday 17 June 2024
The Collapse of the Glacial Transport theory
- 1. a crude bullet shape, with a pointed nose and a blunt back end
- 2. at least five major facets and several smaller ones
- 3. abraded surfaces and edges
- 4. fracture scars on the flanks and especially at the lee or blunt end
- 5. apparent streamlining prominent on one facet
- 6. faint crossing scratches on one facet and weathered parallel scratches on another
- 7. minor crescentic gouges and microfeatures (chip marks or chatter marks) attributed to pressure exerted at particular points.
Saturday 15 June 2024
A well travelled ceremonial macehead from West Kennet
A fascinating study of another stone brought into the ancient Wessex landscape.
https://www.sidestone.com/books/artefact-biographies-from-mesolithic-and-neolithic-europe-and-beyond
Tsoraki, C., R. E. Bevins, R. Ixer, N. Pearce, J. Pollard and B. Chan 2024. Object histories in prehistoric Britain: a stone macehead from the West Kennet Avenue occupation site, Southern Britain. In A. Verbaas, G. Langejans, A. Little and B. Chan (eds), Artefact biographies from Mesolithic and Neolithic Europe and beyond. Papers in honour of prof. dr. Annelou van Gijn, pp.169-182. Analecta Praehistorica Leidensia 52. Leiden: Sidestone Press.. 10.59641/pp090sb.
Friday 14 June 2024
Are these the fingerprints of the builders of Stonehenge?
One of the stand out features is the presence of small Tufa growths on the surfaces, including the "fresh" broken surfaces which are presumed to be from after the block was brought to Stonehenge.
Wednesday 12 June 2024
The real story of Newall's Boulder
Victorian gifts: new insights into the Stonehenge bluestones
The recent rediscovery of a series of rock samples collected during the Victorian period has allowed new analysis of some of the stones of Stonehenge. Rob Ixer, Richard Bevins, Nick Pearce, and David Dawson explain more.
Saturday 8 June 2024
Stonehenge revisited: A geochemical approach to interpreting the geographical source of sarsen stone #58 - Review
The Altar Stone's Chemical Secrets to be Revealed
No Evidence of Glacial Transport of Newall's Boulder
** In this and other posts I have used the phrase Glacial Transport to mean the Glacial Transport of Welsh rocks to the Stonehenge Area, which is what the argument is about. That the boulders in the Pembrokeshire hills have been shaped there by the action of ice is a given and not in dispute.**
It seems there I have caused some confusion, so let me put it in simple direct language.
Here is rock found at Stonehenge. It is called Newall's boulder
Scientists have matched its chemistry to Craig Rhosyfelin, which is where it came from.
Some people say it was transported by a glacier which accounts for its shape and scratches.
The same people also say that rocks that are still at Craig Rhosyfelin "may or may not be "identical" with the Newall Boulder, but who cares anyway?"
But I care and ask, "If the boulders at Craig Rhosyfelin are identical to the one at Stonehenge doesn't that mean that how it got there didn't leave any signs on it?
Yes, only if it can be shown that between leaving Craig Rhosyfelin and arriving at Stonehenge the boulder was shaped and scarred by a glacier can it be claimed to be evidence of glacial transport (from Wales to Wessex).
Thanks to Dr John for confirming there is no evidence of glacial transport of Newall's Boulder
UPDATE: And again he confirms it:
There is no way you can look at one clast at Rhosyfelin and another at Stonehenge and say "This one has not been subjected to glacial transport and this one has".........
That having been said, there are certainly abundant glacially-transported clasts at Rhosyfelin that do display typical "diagnostic" surface features.
My new paper makes a very simple point: namely that the Newall Boulder displays a number of features that are characteristic of glacially transported clasts. I cannot understand why that should be such a problem for some people......
So boulders at Rhosyfelin have been shaped and scarred by Glacial Transport, so a boulder from there (pace Dr John "from near there" in his view) found at Stonehenge showing identical diagnostic features can't be said to prove that it was the journey to Wiltshire that shaped it.
Bibliographic Negligence in John's 2024 Paper
"A small bullet-shaped boulder of welded tuff was found in a Stonehenge excavation in 1924, and apart from a brief examination by geologists from the Institute of Geological Sciences (IGS) around 1970, it has been stored out of sight and out of mind. Its geological source is uncertain. Following a detailed examination of its shape and surface characteristics it is now proposed that it has been subjected to glacial transport and that it has had a long and complex history."
Quote from: John, B. S.: A bluestone boulder at Stonehenge: implications for the glacial transport theory, E&G Quaternary Sci. J., 73, 117–134, https://doi.org/10.5194/egqsj-73-117-2024, 2024.
Not so:
The Open University study included an analysis of Newall's RSN 18 sample in their geochemical investigation of the Stonehenge bluestones. In July 1985, they detached a fragment measuring 10 × 7 × 3.4 cm from RSN 18 for analysis and thin sectioning .. and referred to this sample as OU2 in their published outputs ( Thorpe et al., 1991; Williams‐ Thorpe & Thorpe, 1991).
Quote from: "Bevins, R., Ixer, R., Pearce, N., Scourse, J., & Daw, T. (2023). Lithological description and provenancing of a collection of bluestones from excavations at Stonehenge by William Hawley in 1924 with implications for the human versus ice transport debate of the monument's bluestone megaliths. Geoarchaeology, 1–15. https://doi.org/10.1002/gea.21971 "
As John knows the Open University team examined it in 1985, he mentions their sampling later in the paper. This disregard of antecedent research was defined by Eugene Garfield, Editor Emeritus of The Scientist, as “bibliographic negligence” or “citation amnesia”. Gallagher R. Citation violations. The Scientist 2009;23(5):13.
But more egregious is that he doesn't cite here the Bevins et al (2023) paper which provides evidence of a geological source but is also a complete detailed examination of the boulder which he relies on. The casual reader of his Abstract would assume that John, as the author, performed the only examination. Which would be very misleading.
UPDATE The Bevins et al 2023 paper was preceded by a detailed article by them in Current Archaeology in 2022 https://the-past.com/feature/victorian-gifts-new-insights-into-the-stonehenge-bluestones/ which should have been cited before the full paper came out. (Dr John notes the 2023 paper came at a relatively late stage in the editing of his manuscript).
Misrepresentations and omission in John's 2024 Paper
"It is probable that Stonehenge was built where the stones were found, as suggested by Judd (1903) and Field et al. (2015), and this is supported here by the preliminary analysis of the Newall Boulder."
The present author (John, 2018a) pointed out that the bulk of the Stonehenge bluestone monoliths are not elegant and carefully selected pillars but highly abraded and weathered erratic boulders and slabs of many different rock types, probably collected from within the Stonehenge landscape (Field et al., 2015).
References:
Judd, W.: Note on the nature and origin of the rock fragments found in the excavations made at Stonehenge by Mr Gowland in 1901, Wiltshire Magazine, 47–61, 1903.
Field, D., Anderson-Whymark, H., Linford, N., Barber, M., Bowden, M., Linford, P., Topping, P., Abbott, M., Bryan, P., Cunliffe, D., Hardie, C., Martin, L., Payne, A., Pearson, T., Small, F., Smith, N., Soutar, S., and Winton, H.: Analytical Surveys of Stonehenge and its Environs, 2009–2013: Part 2– the Stones, P. Prehist. Soc., 81, 125–148, https://doi.org/10.1017/ppr.2015.2, 2015.
John, B. S.: The Stonehenge Bluestones, Greencroft Books, 256 pp., ISBN 978 0905559 94 0, 2018a
Quote from: John, B. S.: A bluestone boulder at Stonehenge: implications for the glacial transport theory, E&G Quaternary Sci. J., 73, 117–134, https://doi.org/10.5194/egqsj-73-117-2024, 2024.
The two references can be found at :
https://www.biodiversitylibrary.org/item/156701#page/77/mode/1up
There are serious problems with this key claim from John (2024). He provides three references, one to his own book and one to a note, not a peer reviewed paper, that is over 120 years old and is based on outdated scientific methods. It is near worthless.
The important one is Field et al, which provides a comprehensive review of possible sources of the Stones of Stonehenge. Its conclusions however are:
"The ‘bluestones’ have long been considered to derive from off-site sources, principally the Preseli Hills of south-west Wales over 200 km away" Field et al. (2015) p.126
"Field examination coupled with analysis of the laser scan data, however, indicates that at least three different types of sarsen are present, potentially indicating that the stones originate from several sources." Field et al. (2015) p.129
"If, as seems potentially the case, some of the sarsen is local to the site, or derives from a variety of locations and thus not all the subject of a long and difficult journey, it is possible to start investigating and discussing the varied biographies of individual stones. ... The question of the bluestones is another matter and the current research into their source suggests that new and perhaps more decisive data may soon be forthcoming (Bevins et al. 2012; 2014; M. Parker Pearson 2009; pers. comm.)." Field et al. (2015) p.144
John's statement is not supported by this reference.
More importantly he has not referenced the latest and most scientific analysis of the sarsen stones sources - David J. Nash et al. ,Origins of the sarsen megaliths at Stonehenge.Sci. Adv.6,eabc0133(2020). DOI:10.1126/sciadv.abc0133 - a study he was well aware of before writing this paper, see: https://brian-mountainman.blogspot.com/2020/07/sarsen-sources-and-instrumental.html
Nash et al provide evidence that the sarsen stones of Stonehenge were not found where the monument was built and so is extremely relevant to the paper. It is essential for understanding the nature of a paper which investigates the sources of the stones of Stonehenge.
A failure to cite relevant papers can be the result of ignorance but when done knowingly it is wilful omission.
"An author should cite those publications that have been influential in determining the nature of the reported work and that will quickly guide the reader to the initial work essential for understanding the present investigation"
https://www.eg-quaternary-science-journal.net/policies/obligations_for_authors.html