Obsidian (English Wikipedia)

Tripković, Boban (2003). "The Quality and Value In Neolithic Europe: An Alternative View on Obsidian Artifacts". South Eastern Europe Proceedings of the ESF Workshop, Sofia. 103: 119–123. Retrieved June 21, 2019.

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

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Ericson, J.E.; Makishima, A.; Mackenzie, J.D.; Berger, R. (January 1975). "Chemical and physical properties of obsidian: a naturally occurring [sic] glass". Journal of Non-Crystalline Solids. 17 (1): 129–142. Bibcode:1975JNCS...17..129E. doi:10.1016/0022-3093(75)90120-9.
Putnam, William C. (1938). "The Mono Craters, California". Geographical Review. 28 (1): 68–82. Bibcode:1938GeoRv..28...68P. doi:10.2307/210567. JSTOR 210567. S2CID 163772761.
Binder, Didier; Gratuze, Bernard; Mouralis, Damase; Balkan-Atlı, Nur (December 1, 2011). "New investigations of the Göllüdağ obsidian lava flows system: a multi-disciplinary approach". Journal of Archaeological Science. 38 (12): 3174–3184. Bibcode:2011JArSc..38.3174B. doi:10.1016/j.jas.2011.05.014.
O'Keefe, John A. (1978). "The Tektite Problem". Scientific American. 239 (2). Munn & Company: 116–127. Bibcode:1978SciAm.239b.116O. doi:10.1038/scientificamerican0878-116. JSTOR 24960359.
Marshall, Royal R. (October 1, 1961). "Devitrification of Natural Glass". GSA Bulletin. 72 (10): 1493–1520. Bibcode:1961GSAB...72.1493M. doi:10.1130/0016-7606(1961)72[1493:DONG]2.0.CO;2.
Brown, Keri A.; Tykot, Robert H. (August 2018). "Obsidian in the Tavoliere, Southeastern Italy — A regional study". Journal of Archaeological Science: Reports. 20: 284–292. Bibcode:2018JArSR..20..284B. doi:10.1016/j.jasrep.2018.04.035. S2CID 134356403.

archive.org (Global: 6^th place; English: 6^th place)

Dictionary of Greek and Roman Biography and Mythology, vol. III, p. 2 ("Obsidius").
P L Barnes-Svarney; T E Svarney (2004). The Handy Geology Answer Book. Visible Ink Press. p. 123. ISBN 978-1578591565.

australianmuseum.net.au (Global: 7,487^th place; English: 6,172^nd place)

Bonetti, R.; Di Cesare, P.; Guglielmetti, A.; Malerba, F.; Migliorini, E.; Oddone, M.; Bird, J. R.; Torrence, R.; Bultitude, R. J. (November 25, 1998). "Fission track dating of obsidian source samples from the Willaumez Peninsula, Papua New Guinea and eastern Australia" (PDF). Records of the Australian Museum. 50 (3): 277–84. doi:10.3853/j.0067-1975.50.1998.1286. Archived from the original (PDF) on July 21, 2018. Retrieved September 18, 2019.

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"John Dee's spirit mirror – The British Library". April 1, 2020. Archived from the original on April 1, 2020. Retrieved April 1, 2020.

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Peter Roger Stuart Moorey (1999). Ancient Mesopotamian Materials and Industries: the archaeological evidence. Eisenbrauns. pp. 108–. ISBN 978-1-57506-042-2.
Brian Cotterell; Johan Kamminga (1992). Mechanics of pre-industrial technology: an introduction to the mechanics of ancient and traditional material culture. Cambridge University Press. pp. 127–. ISBN 978-0-521-42871-2. Retrieved September 9, 2011.
M H Manser. The Facts On File Dictionary of Allusions. Infobase Publishing, 2008, ISBN 0816071055.
M E Malainey. A Consumer's Guide to Archaeological Science: Analytical Techniques, Springer, 2010 ISBN 1441957030
M Martini; M Milazzo; M Piacentini; Società Italiana di Fisica (2004). Physics Methods in Archaeometry. Vol. 154. IOS Press. ISBN 978-1586034245.
Iain Morley and Colin Renfrew. The Archaeology of Measurement: Comprehending Heaven, Earth and Time in Ancient Societies, Cambridge University Press, 2010 ISBN 0521119901.
E Blake; A B Knapp (2005). The Archaeology Of Mediterranean Prehistory. John Wiley & Sons. ISBN 978-0631232681.
Prince Mikasa no Miya Takahito. Essays on Anatolian Archaeology, Otto Harrassowitz Verlag, 1993 ISBN 3447033959.
L Romano. 6 ICAANE, Otto Harrassowitz Verlag, 2010 Volume 3 of Proceedings of the 6th International Congress of the Archaeology of the Ancient Near East: May 5–10, 2009 ISBN 3447062177.
P R S Moorey. Ancient Mesopotamian Materials and Industries: The Archaeological Evidence Eisenbrauns, 1999 ISBN 1575060426.
Bunny, Sarah (April 18, 1985). "Ancient trade routes for obsidian". New Scientist.
Merrick, H.V.; Brown, F.H.; Nash, W.P. (1994). Society, Culture, and Technology in Africa Import. Vol. 11. Univ Museum Pubns. ISBN 1931707057.
J. D. Fage. The Cambridge history of Africa: From c. 1600 to c. 1790, Part 1050, Cambridge University Press, 1979 ISBN 0521215927
A. M. Pollard; Carl Heron (2008). Archaeological Chemistry. Royal Society of Chemistry. ISBN 978-0854042623.
George Robert Rapp (2002). Archaeomineralogy. Springer. ISBN 978-3540425793.
Specht, Jim (2018). "Research issues in the circum-New Guinea islands". In Cochrane, Ethan E.; Hunt, Terry L. (eds.). The Oxford Handbook of Prehistoric Oceania. Oxford University Press. p. 100. ISBN 978-0-19-992507-0.
Haviland, W.A.; Prins H.E.L.; Walrath D.; McBride B. (2010). Anthropology: The Human Challenge (13 ed.). Cengage Learning. p. 196. ISBN 9780495810841. Retrieved September 27, 2012.
Manutchehr-Danai, Mohsen (March 9, 2013). Dictionary of Gems and Gemology. Springer Science & Business Media. ISBN 9783662042885.

caltech.edu (Global: 240^th place; English: 473^rd place)

resolver.caltech.edu

Putnam, William C. (1938). "The Mono Craters, California". Geographical Review. 28 (1): 68–82. Bibcode:1938GeoRv..28...68P. doi:10.2307/210567. JSTOR 210567. S2CID 163772761.

its.caltech.edu

Nadin, E. (2007). "The secret lives of minerals" (PDF). Engineering & Science (1): 10–20.

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Shadbolt, Peter (April 2, 2015). "CNN Health: How Stone Age blades are still cutting it in modern surgery". CNN. Retrieved September 7, 2023.

dash.harvard.edu (Global: 9,286^th place; English: 5,687^th place)

Oates, J.; McMahon, A.; Karsgaard, P.; Quntar, S. A.; Ur, J. (January 2, 2015). "Early Mesopotamian urbanism: a new view from the north" (PDF). Antiquity. 81 (313): 585–600. doi:10.1017/S0003598X00095600. S2CID 3803714.

dictionary.com (Global: 1,672^nd place; English: 1,248^th place)

"obsidian". Dictionary.com Unabridged (Online). n.d.

doi.org (Global: 2^nd place; English: 2^nd place)

Ericson, J.E.; Makishima, A.; Mackenzie, J.D.; Berger, R. (January 1975). "Chemical and physical properties of obsidian: a naturally occurring [sic] glass". Journal of Non-Crystalline Solids. 17 (1): 129–142. Bibcode:1975JNCS...17..129E. doi:10.1016/0022-3093(75)90120-9.
Putnam, William C. (1938). "The Mono Craters, California". Geographical Review. 28 (1): 68–82. Bibcode:1938GeoRv..28...68P. doi:10.2307/210567. JSTOR 210567. S2CID 163772761.
Binder, Didier; Gratuze, Bernard; Mouralis, Damase; Balkan-Atlı, Nur (December 1, 2011). "New investigations of the Göllüdağ obsidian lava flows system: a multi-disciplinary approach". Journal of Archaeological Science. 38 (12): 3174–3184. Bibcode:2011JArSc..38.3174B. doi:10.1016/j.jas.2011.05.014.
O'Keefe, John A. (1978). "The Tektite Problem". Scientific American. 239 (2). Munn & Company: 116–127. Bibcode:1978SciAm.239b.116O. doi:10.1038/scientificamerican0878-116. JSTOR 24960359.
Liritzis, I. (2014). "Obsidian Hydration Dating". In Rink, W.; Thompson, J. (eds.). Encyclopedia of Scientific Dating Methods. Dordrecht: Springer. pp. 1–23. doi:10.1007/978-94-007-6326-5_39-1. ISBN 978-94-007-6326-5.
Marshall, Royal R. (October 1, 1961). "Devitrification of Natural Glass". GSA Bulletin. 72 (10): 1493–1520. Bibcode:1961GSAB...72.1493M. doi:10.1130/0016-7606(1961)72[1493:DONG]2.0.CO;2.
Ma, Chi; Rossman, George (2013). "Nanomineralogy of Gemstones: From Genesis to Discovery" (PDF). Mineralogical Magazine. 77 (5): 1661. doi:10.1180/minmag.2013.077.5.13. hdl:10174/9676. Retrieved May 1, 2019.
Bonetti, R.; Di Cesare, P.; Guglielmetti, A.; Malerba, F.; Migliorini, E.; Oddone, M.; Bird, J. R.; Torrence, R.; Bultitude, R. J. (November 25, 1998). "Fission track dating of obsidian source samples from the Willaumez Peninsula, Papua New Guinea and eastern Australia" (PDF). Records of the Australian Museum. 50 (3): 277–84. doi:10.3853/j.0067-1975.50.1998.1286. Archived from the original (PDF) on July 21, 2018. Retrieved September 18, 2019.
Fink, Jonathan H. (1983). "Structure and emplacement of a rhyolitic obsidian flow: Little Glass Mountain, Medicine Lake Highland, northern California". Geological Society of America Bulletin. 94 (3): 362. doi:10.1130/0016-7606(1983)94<362:SAEOAR>2.0.CO;2. ISSN 0016-7606.
Martinelli, Maria Clara; Tykot, Robert H.; Vianello, Andrea (April 20, 2019). "Lipari (Aeolian islands) obsidian in the late Neolithic. Artifacts, supply, and function". Open Archaeology. 5 (1): 46–64. doi:10.1515/opar-2019-0005. S2CID 150094926.
Brown, Keri A.; Tykot, Robert H. (August 2018). "Obsidian in the Tavoliere, Southeastern Italy — A regional study". Journal of Archaeological Science: Reports. 20: 284–292. Bibcode:2018JArSR..20..284B. doi:10.1016/j.jasrep.2018.04.035. S2CID 134356403.
Oates, J.; McMahon, A.; Karsgaard, P.; Quntar, S. A.; Ur, J. (January 2, 2015). "Early Mesopotamian urbanism: a new view from the north" (PDF). Antiquity. 81 (313): 585–600. doi:10.1017/S0003598X00095600. S2CID 3803714.
Izuho, Masami; Sato, Hiroyumi (2007). "Archaeological obsidian studies in Hokkaido, Japan: Retrospect and prospects". Indo-Pacific Prehistory Association Bulletin. 27. doi:10.7152/bippa.v27i0.11982 (inactive July 12, 2025). Retrieved March 2, 2022.{{cite journal}}: CS1 maint: DOI inactive as of July 2025 (link)
Yellin, Joseph; Levy, Thomas E.; Rowan, Yorke M. (1996). "New Evidence on Prehistoric Trade Routes: The Obsidian Evidence from Gilat, Israel". Journal of Field Archaeology. 23 (3): 361–68. doi:10.1179/009346996791973873.
Stark, Barbara L.; Boxt, Matthew A.; Gasco, Janine; González Lauck, Rebecca B.; Hedgepeth Balkin, Jessica D.; Joyce, Arthur A.; King, Stacie M.; Knight, Charles L. F.; Kruger, Robert (March 1, 2016). "Economic growth in Mesoamerica: Obsidian consumption in the coastal lowlands". Journal of Anthropological Archaeology. 41: 263–282. doi:10.1016/j.jaa.2016.01.008. ISSN 0278-4165.
Panich, L. M. (2016). Beyond the colonial curtain: Investigating indigenous use of obsidian in Spanish California through the PXRF analysis of artifacts from Mission Santa Clara. Journal of Archaeological Science: Reports, 5, 521–530. https://doi.org/10.1016/j.jasrep.2016.01.008
Matadamas-Gomora, Michael W. (1967). "The Obsidian Industry of Teotihuacan" (PDF). American Antiquity. 32 (4): 507–514. doi:10.2307/2694078. JSTOR 2694078. S2CID 54083199.
Matadamas-Gomora, Diego (2025). "Compositional analysis of obsidian artifacts from the Templo Mayor of Tenochtitlan, capital of the Mexica (Aztec) Empire". PNAS. 122 (20) e2500095122. doi:10.1073/pnas.2500095122. PMC 12107162. PMID 40354527.
Barker, Alex; Skinner, Craig E.; Shackley, Michael Steven; Glascock, Michael D.; Rogers, J. Daniel (2002). "Mesoamerican Origin for an Obsidian Scraper from the Precolumbian Southeastern United States". American Antiquity. 67 (1). Cambridge University Press: 103–108. doi:10.2307/2694879. JSTOR 2694879.
Mario Pino Quivido & Rayen Navarro (2005). "Geoarqueología del sitio arcaico Chan-Chan 18, costa de Valdivia: Discriminación de ambientes de ocupación humana y su relación con la transgresión marina del Holoceno Medio". Revista Geológica de Chile. 32. doi:10.4067/S0716-02082005000100004.
Naranjo, José A; Stern, Charles R (2004). "Holocene tephrochronology of the southernmost part (42°30'–45°S) of the Andean Southern Volcanic Zone". Revista Geológica de Chile. 31 (2): 225–40. doi:10.4067/S0716-02082004000200003. hdl:10533/175716. OCLC 61022562.
Disa, J. J.; Vossoughi, J.; Goldberg, N. H. (October 1993). "A comparison of obsidian and surgical steel scalpel wound healing in rats". Plastic and Reconstructive Surgery. 92 (5): 884–887. doi:10.1097/00006534-199392050-00015. PMID 8415970.

encyclopedia.com (Global: 457^th place; English: 342^nd place)

obsidian. The Concise Oxford Dictionary of English Etymology. Oxford University Press (1996). Retrieved November 20, 2011.

etymonline.com (Global: 669^th place; English: 670^th place)

D Harper. obsidian. Etymology online. June 17, 2012

famsi.org (Global: low place; English: low place)

Saville, Marshall. Christensen, Alec (ed.). "Narrative of Some Things of New Spain and of the Great City of Temestitan, México (Chapter 4)". They have swords...The edges are grooved, and in the grooves they insert stone knives, that cut like a Toledo knife...I saw one day an Indian fighting...and the Indian gave the horse...a blow in the breast...and it fell dead on the spot.

finescience.com (Global: low place; English: low place)

Fine Science Tools (FST). "FST product catalog". FST. Retrieved September 7, 2012.
Fine Science Tools – "Obsidian Scalpels"

geology.com (Global: 8,329^th place; English: low place)

King, Hobart M. "Obsidian". Geology.com. Retrieved February 3, 2023.

geoscienceworld.org (Global: 2,947^th place; English: 2,107^th place)

pubs.geoscienceworld.org

Fink, Jonathan H. (1983). "Structure and emplacement of a rhyolitic obsidian flow: Little Glass Mountain, Medicine Lake Highland, northern California". Geological Society of America Bulletin. 94 (3): 362. doi:10.1130/0016-7606(1983)94<362:SAEOAR>2.0.CO;2. ISSN 0016-7606.

goldschmidtabstracts.info (Global: low place; English: low place)

Ma, Chi; Rossman, George (2013). "Nanomineralogy of Gemstones: From Genesis to Discovery" (PDF). Mineralogical Magazine. 77 (5): 1661. doi:10.1180/minmag.2013.077.5.13. hdl:10174/9676. Retrieved May 1, 2019.

gov.bc.ca (Global: 1,686^th place; English: 861^st place)

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"Perlite – Mineral Deposit Profiles". B.C. Geological Survey. Archived from the original on May 9, 2008. Retrieved November 20, 2007.

hdl.handle.net (Global: 66^th place; English: 34^th place)

Ma, Chi; Rossman, George (2013). "Nanomineralogy of Gemstones: From Genesis to Discovery" (PDF). Mineralogical Magazine. 77 (5): 1661. doi:10.1180/minmag.2013.077.5.13. hdl:10174/9676. Retrieved May 1, 2019.
Naranjo, José A; Stern, Charles R (2004). "Holocene tephrochronology of the southernmost part (42°30'–45°S) of the Andean Southern Volcanic Zone". Revista Geológica de Chile. 31 (2): 225–40. doi:10.4067/S0716-02082004000200003. hdl:10533/175716. OCLC 61022562.

jstor.org (Global: 23^rd place; English: 15^th place)

Putnam, William C. (1938). "The Mono Craters, California". Geographical Review. 28 (1): 68–82. Bibcode:1938GeoRv..28...68P. doi:10.2307/210567. JSTOR 210567. S2CID 163772761.
O'Keefe, John A. (1978). "The Tektite Problem". Scientific American. 239 (2). Munn & Company: 116–127. Bibcode:1978SciAm.239b.116O. doi:10.1038/scientificamerican0878-116. JSTOR 24960359.
Matadamas-Gomora, Michael W. (1967). "The Obsidian Industry of Teotihuacan" (PDF). American Antiquity. 32 (4): 507–514. doi:10.2307/2694078. JSTOR 2694078. S2CID 54083199.
Barker, Alex; Skinner, Craig E.; Shackley, Michael Steven; Glascock, Michael D.; Rogers, J. Daniel (2002). "Mesoamerican Origin for an Obsidian Scraper from the Precolumbian Southeastern United States". American Antiquity. 67 (1). Cambridge University Press: 103–108. doi:10.2307/2694879. JSTOR 2694879.

manchester.ac.uk (Global: 3,934^th place; English: 2,410^th place)

research.manchester.ac.uk

Brown, Keri A.; Tykot, Robert H. (August 2018). "Obsidian in the Tavoliere, Southeastern Italy — A regional study". Journal of Archaeological Science: Reports. 20: 284–292. Bibcode:2018JArSR..20..284B. doi:10.1016/j.jasrep.2018.04.035. S2CID 134356403.

megalithic.co.uk (Global: 8,511^th place; English: 6,400^th place)

Hogan, CM (2008). A. Burnham (ed.). "Morro Creek". Megalithic.co.uk. Retrieved November 20, 2011.

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"Obsidian". mindat.org.

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National Museum of Kenya. Kariandusi Archived October 24, 2007, at the Wayback Machine. Retrieved June 30, 2012

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Jo Marchant. "Scalpels and skulls point to Bronze Age brain surgery". New Scientist.

nih.gov (Global: 5^th place; English: 5^th place)

pubmed.ncbi.nlm.nih.gov

Matadamas-Gomora, Diego (2025). "Compositional analysis of obsidian artifacts from the Templo Mayor of Tenochtitlan, capital of the Mexica (Aztec) Empire". PNAS. 122 (20) e2500095122. doi:10.1073/pnas.2500095122. PMC 12107162. PMID 40354527.
Buck, BA (March 1982). "Ancient Technology in Contemporary Surgery". The Western Journal of Medicine. 136 (3): 265–269. PMC 1273673. PMID 7046256.
Disa, J. J.; Vossoughi, J.; Goldberg, N. H. (October 1993). "A comparison of obsidian and surgical steel scalpel wound healing in rats". Plastic and Reconstructive Surgery. 92 (5): 884–887. doi:10.1097/00006534-199392050-00015. PMID 8415970.

ncbi.nlm.nih.gov

Matadamas-Gomora, Diego (2025). "Compositional analysis of obsidian artifacts from the Templo Mayor of Tenochtitlan, capital of the Mexica (Aztec) Empire". PNAS. 122 (20) e2500095122. doi:10.1073/pnas.2500095122. PMC 12107162. PMID 40354527.
Buck, BA (March 1982). "Ancient Technology in Contemporary Surgery". The Western Journal of Medicine. 136 (3): 265–269. PMC 1273673. PMID 7046256.

nps.gov (Global: 79^th place; English: 40^th place)

"Hopewell Culture Obsidian". nps.gov. Retrieved November 22, 2025.

nytimes.com (Global: 7^th place; English: 7^th place)

John Noble Wilford (April 5, 2010). "In Syria, a Prologue for Cities". The New York Times.

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Washington Obsidian Source Map Archived August 21, 2015, at the Wayback Machine. Obsidianlab.com. Retrieved November 20, 2011.

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"Obsidian | Oki Islands UNESCO Global Geopark".

pnas.org (Global: 1,411^th place; English: 3,728^th place)

Matadamas-Gomora, Diego (2025). "Compositional analysis of obsidian artifacts from the Templo Mayor of Tenochtitlan, capital of the Mexica (Aztec) Empire". PNAS. 122 (20) e2500095122. doi:10.1073/pnas.2500095122. PMC 12107162. PMID 40354527.

researchgate.net (Global: 96^th place; English: 89^th place)

Barker, Alex; Skinner, Craig E.; Shackley, Michael Steven; Glascock, Michael D.; Rogers, J. Daniel (2002). "Mesoamerican Origin for an Obsidian Scraper from the Precolumbian Southeastern United States". American Antiquity. 67 (1). Cambridge University Press: 103–108. doi:10.2307/2694879. JSTOR 2694879.

scu.edu (Global: low place; English: 5,714^th place)

scholarcommons.scu.edu

Panich, Lee; Michelini, Antonio; Shackley, M. (December 1, 2012). "Obsidian Sources of Northern Baja California: The Known and the Unknown". Faculty Publications.

semanticscholar.org (Global: 15^th place; English: 8^th place)

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Putnam, William C. (1938). "The Mono Craters, California". Geographical Review. 28 (1): 68–82. Bibcode:1938GeoRv..28...68P. doi:10.2307/210567. JSTOR 210567. S2CID 163772761.
Martinelli, Maria Clara; Tykot, Robert H.; Vianello, Andrea (April 20, 2019). "Lipari (Aeolian islands) obsidian in the late Neolithic. Artifacts, supply, and function". Open Archaeology. 5 (1): 46–64. doi:10.1515/opar-2019-0005. S2CID 150094926.
Brown, Keri A.; Tykot, Robert H. (August 2018). "Obsidian in the Tavoliere, Southeastern Italy — A regional study". Journal of Archaeological Science: Reports. 20: 284–292. Bibcode:2018JArSR..20..284B. doi:10.1016/j.jasrep.2018.04.035. S2CID 134356403.
Oates, J.; McMahon, A.; Karsgaard, P.; Quntar, S. A.; Ur, J. (January 2, 2015). "Early Mesopotamian urbanism: a new view from the north" (PDF). Antiquity. 81 (313): 585–600. doi:10.1017/S0003598X00095600. S2CID 3803714.
Matadamas-Gomora, Michael W. (1967). "The Obsidian Industry of Teotihuacan" (PDF). American Antiquity. 32 (4): 507–514. doi:10.2307/2694078. JSTOR 2694078. S2CID 54083199.

sourcecatalog.com (Global: low place; English: low place)

Oregon Obsidian Sources. Sourcecatalog.com (November 15, 2011). Retrieved 2011-11-20.

springer.com (Global: 182^nd place; English: 172^nd place)

link.springer.com

Liritzis, I. (2014). "Obsidian Hydration Dating". In Rink, W.; Thompson, J. (eds.). Encyclopedia of Scientific Dating Methods. Dordrecht: Springer. pp. 1–23. doi:10.1007/978-94-007-6326-5_39-1. ISBN 978-94-007-6326-5.

usda.gov (Global: 512^th place; English: 322^nd place)

fs.usda.gov

Forest Service information page

washington.edu (Global: 1,171^st place; English: 736^th place)

journals.lib.washington.edu

Izuho, Masami; Sato, Hiroyumi (2007). "Archaeological obsidian studies in Hokkaido, Japan: Retrospect and prospects". Indo-Pacific Prehistory Association Bulletin. 27. doi:10.7152/bippa.v27i0.11982 (inactive July 12, 2025). Retrieved March 2, 2022.{{cite journal}}: CS1 maint: DOI inactive as of July 2025 (link)

web.archive.org (Global: 1^st place; English: 1^st place)

"Perlite – Mineral Deposit Profiles". B.C. Geological Survey. Archived from the original on May 9, 2008. Retrieved November 20, 2007.
Bonetti, R.; Di Cesare, P.; Guglielmetti, A.; Malerba, F.; Migliorini, E.; Oddone, M.; Bird, J. R.; Torrence, R.; Bultitude, R. J. (November 25, 1998). "Fission track dating of obsidian source samples from the Willaumez Peninsula, Papua New Guinea and eastern Australia" (PDF). Records of the Australian Museum. 50 (3): 277–84. doi:10.3853/j.0067-1975.50.1998.1286. Archived from the original (PDF) on July 21, 2018. Retrieved September 18, 2019.
Washington Obsidian Source Map Archived August 21, 2015, at the Wayback Machine. Obsidianlab.com. Retrieved November 20, 2011.
National Museum of Kenya. Kariandusi Archived October 24, 2007, at the Wayback Machine. Retrieved June 30, 2012
"John Dee's spirit mirror – The British Library". April 1, 2020. Archived from the original on April 1, 2020. Retrieved April 1, 2020.

worldcat.org (Global: 4^th place; English: 4^th place)

search.worldcat.org

Fink, Jonathan H. (1983). "Structure and emplacement of a rhyolitic obsidian flow: Little Glass Mountain, Medicine Lake Highland, northern California". Geological Society of America Bulletin. 94 (3): 362. doi:10.1130/0016-7606(1983)94<362:SAEOAR>2.0.CO;2. ISSN 0016-7606.
Stark, Barbara L.; Boxt, Matthew A.; Gasco, Janine; González Lauck, Rebecca B.; Hedgepeth Balkin, Jessica D.; Joyce, Arthur A.; King, Stacie M.; Knight, Charles L. F.; Kruger, Robert (March 1, 2016). "Economic growth in Mesoamerica: Obsidian consumption in the coastal lowlands". Journal of Anthropological Archaeology. 41: 263–282. doi:10.1016/j.jaa.2016.01.008. ISSN 0278-4165.
Naranjo, José A; Stern, Charles R (2004). "Holocene tephrochronology of the southernmost part (42°30'–45°S) of the Andean Southern Volcanic Zone". Revista Geológica de Chile. 31 (2): 225–40. doi:10.4067/S0716-02082004000200003. hdl:10533/175716. OCLC 61022562.

Obsidian (English Wikipedia)

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doi.org (Global: 2nd place; English: 2nd place)

encyclopedia.com (Global: 457th place; English: 342nd place)

etymonline.com (Global: 669th place; English: 670th place)

famsi.org (Global: low place; English: low place)

finescience.com (Global: low place; English: low place)

geology.com (Global: 8,329th place; English: low place)

geoscienceworld.org (Global: 2,947th place; English: 2,107th place)

pubs.geoscienceworld.org

goldschmidtabstracts.info (Global: low place; English: low place)

gov.bc.ca (Global: 1,686th place; English: 861st place)

em.gov.bc.ca

hdl.handle.net (Global: 66th place; English: 34th place)

jstor.org (Global: 23rd place; English: 15th place)

manchester.ac.uk (Global: 3,934th place; English: 2,410th place)

research.manchester.ac.uk

megalithic.co.uk (Global: 8,511th place; English: 6,400th place)

mindat.org (Global: 712th place; English: 1,219th place)

museums.or.ke (Global: low place; English: low place)

newscientist.com (Global: 1,041st place; English: 901st place)

nih.gov (Global: 5th place; English: 5th place)

pubmed.ncbi.nlm.nih.gov

ncbi.nlm.nih.gov

nps.gov (Global: 79th place; English: 40th place)

nytimes.com (Global: 7th place; English: 7th place)

obsidianlab.com (Global: low place; English: low place)

oki-geopark.jp (Global: low place; English: low place)

pnas.org (Global: 1,411th place; English: 3,728th place)

researchgate.net (Global: 96th place; English: 89th place)

scu.edu (Global: low place; English: 5,714th place)

scholarcommons.scu.edu

semanticscholar.org (Global: 15th place; English: 8th place)

api.semanticscholar.org

sourcecatalog.com (Global: low place; English: low place)

springer.com (Global: 182nd place; English: 172nd place)

link.springer.com

usda.gov (Global: 512th place; English: 322nd place)

fs.usda.gov

washington.edu (Global: 1,171st place; English: 736th place)

journals.lib.washington.edu

web.archive.org (Global: 1st place; English: 1st place)

worldcat.org (Global: 4th place; English: 4th place)

search.worldcat.org

academia.edu (Global: 105^th place; English: 99^th place)

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

archive.org (Global: 6^th place; English: 6^th place)

australianmuseum.net.au (Global: 7,487^th place; English: 6,172^nd place)

bl.uk (Global: 1,181^st place; English: 639^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

caltech.edu (Global: 240^th place; English: 473^rd place)

cnn.com (Global: 36^th place; English: 26^th place)

dash.harvard.edu (Global: 9,286^th place; English: 5,687^th place)

dictionary.com (Global: 1,672^nd place; English: 1,248^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

encyclopedia.com (Global: 457^th place; English: 342^nd place)

etymonline.com (Global: 669^th place; English: 670^th place)

geology.com (Global: 8,329^th place; English: low place)

geoscienceworld.org (Global: 2,947^th place; English: 2,107^th place)

gov.bc.ca (Global: 1,686^th place; English: 861^st place)

hdl.handle.net (Global: 66^th place; English: 34^th place)

jstor.org (Global: 23^rd place; English: 15^th place)

manchester.ac.uk (Global: 3,934^th place; English: 2,410^th place)

megalithic.co.uk (Global: 8,511^th place; English: 6,400^th place)

mindat.org (Global: 712^th place; English: 1,219^th place)

newscientist.com (Global: 1,041^st place; English: 901^st place)

nih.gov (Global: 5^th place; English: 5^th place)

nps.gov (Global: 79^th place; English: 40^th place)

nytimes.com (Global: 7^th place; English: 7^th place)

pnas.org (Global: 1,411^th place; English: 3,728^th place)

researchgate.net (Global: 96^th place; English: 89^th place)

scu.edu (Global: low place; English: 5,714^th place)

semanticscholar.org (Global: 15^th place; English: 8^th place)

springer.com (Global: 182^nd place; English: 172^nd place)

usda.gov (Global: 512^th place; English: 322^nd place)

washington.edu (Global: 1,171^st place; English: 736^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldcat.org (Global: 4^th place; English: 4^th place)