Amethyst (English Wikipedia)

Castellani, Augosto (1871). Gems, Notes, and Extracts. London, UK: Bell and Daldy. p. 34. ISBN 1-141-06174-0. — Castellani was a 19th century Italian jeweler, now famous
Asclepiades of Samos (1920). "XXX. Kleopatra's Ring". The Windflowers of Asklepiades and the Poems of Poseidippos. Translated by Storer, Edward. London, UK: Egoist Press. p. 14.

bnf.fr

gallica.bnf.fr

Belleau, Remy (1576). "L'Amethyste, ou les Amours de Bacchus et d'Amethyste". Les Amours et Nouveaux Eschanges des Pierres Precieuses: Vertus & Proprietez d'icelles [The loves and new transformations of the precious stones: Their virtues and properties] (in French). Paris, FR: Mamert Patisson. pp. 4–6. — Belleau's collection of poems

books.google.com

Lapidge, Michael, ed. (2000). The Blackwell Encyclopaedia of Anglo-Saxon England. Wiley. p. 261. ISBN 0631224920.
Bays, P. (2012). This Anglican Church of Ours. Woodlake Books. p. 136. ISBN 9781770644397. name=google
Michael O'Donoghue (1997). Synthetic, Imitation, and Treated Gemstones. Taylor & Francis. pp. 124–125. ISBN 978-0-7506-3173-0.
Burges, George; et al., eds. (1881). The Greek Anthology. London, UK: George Bell and Sons. p. 369.
Federman, David (2012). Modern Jeweler's Consumer Guide to Colored Gemstones. Springer Science & Business Media. p. 28. ISBN 978-1-4684-6488-7.
Geary, T.F.; Whalen, D. (2008). The Illustrated Bead Bible: Terms, tips & techniques. Sterling Pub. p. 69. ISBN 9781402723537. Archived from the original on 16 January 2021. Retrieved 19 July 2015.

cabochonsforsale.com

Geary, T.F.; Whalen, D. (2008). The Illustrated Bead Bible: Terms, tips & techniques. Sterling Pub. p. 69. ISBN 9781402723537. Archived from the original on 16 January 2021. Retrieved 19 July 2015.

cibjo.org

download.cibjo.org

The Gemstone Book: Gemstones, organic substances, & artificial products — terminology & classification (PDF). The World Jewellery Confideration (CIBJO). 2011. Archived from the original (PDF) on 12 August 2012. Retrieved 27 June 2012.

clicrbs.com.br

gauchazh.clicrbs.com.br

"Os alemães e as pedras preciosas gaúchas". GZH (in Brazilian Portuguese). 27 February 2018. Retrieved 31 January 2022.

cprm.gov.br

"Serviço Geológico do Brasil". cprm.gov.br. Retrieved 31 January 2022.

doi.org

Lameiras, Fernando S.; Nunes, Eduardo H.M.; Vasconcelos, Wander L. (2009). "Infrared and chemical characterization of natural amethysts and prasiolites colored by irradiation". Materials Research. 12 (3): 315–320. doi:10.1590/S1516-14392009000300011.
Lowell, J.; Koivula, J.I. (2004). "Amethyst from four peaks, Arizona" (PDF). Gems & Gemology. 40 (3): 230–238. doi:10.5741/GEMS.40.3.230. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.
Troilo, Fabrizio; el Harfi, Abdelghani; Mouaddib, Salahaddine; Bitarello, Erica; Costa, Emanuele (1 May 2015). "Amethyst from Boudi, Morocco". Gems & Gemology. 51 (1): 32–40. doi:10.5741/GEMS.51.1.32.
Rossman, George R. (1994). "Chapter 13. Colored varieties of the silica minerals". In Heaney, Peter J.; Prewitt, Charles T.; Gibbs, Gerald V. (eds.). Silica: Physical behavior, geochemistry, and materials applications. Reviews in Mineralogy. Vol. 29. Mineralogical Society of America / Mineralogical Magazine. pp. 433–468. Bibcode:1996MinM...60..390H. doi:10.1180/minmag.1996.060.399.16. ISBN 978-0-939950-35-5. S2CID 201093227.
Shigley, J.E.; Laurs, B.M.; Janse, A.J.A.; Elen, S.; Dirlam, D.M. (2010). "Gem Localities of the 2000s" (PDF). Gems & Gemology. 46 (3): 188–216. doi:10.5741/GEMS.46.3.188. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.
Yang, K.H.; Yun, S.H.; Lee, J.D. (2001). "A fluid inclusion study of an amethyst deposit in the Cretaceous Kyongsang Basin, South Korea". Mineralogical Magazine. 65 (4): 477–487. Bibcode:2001MinM...65..477Y. doi:10.1180/002646101750377515. S2CID 129368598. Retrieved 20 April 2021.
Souza, Tamires P.; Watte, Guilherme; Gusso, Alaíde M.; Souza, Rafaela; Moreira, José da S.; Knorst, Marli M. (June 2017). "Silicosis prevalence and risk factors in semi-precious stone mining in Brazil". American Journal of Industrial Medicine. 60 (6): 529–536. doi:10.1002/ajim.22719. PMID 28514023. S2CID 24375063.

farlang.com

Smith, Marcell N. (1913). Diamonds, Pearls, and Precious Stones. Boston, MA: Griffith Stillings Press. p. 74.
Kunz, G.F. (1913). Curious Lore of Precious Stones. Philadelphia, PA / London, UK: Lippincott Company. p. 58–59, 77.

gemdat.org

"Prasiolite gemstone information". gemdat.org. Retrieved 19 April 2018.

gemsociety.org

Arem, Joel E.; Clark, Donald; Smigel, Barbara. "Amethyst: Value, price, and jewelry information". gemsociety.org. International Gem Society (IGS). Retrieved 20 April 2021.
"Amethyst jewelry and gemstones information". International Gem Society (IGS). Retrieved 3 October 2014 – via gemsociety.org.

gemstone.org

"Amethyst". Gemstone.org.

geology.com

"Amethyst: The world's most popular purple gemstone". geology.com. Retrieved 29 August 2017.

geoscienceworld.org

pubs.geoscienceworld.org

Yang, K.H.; Yun, S.H.; Lee, J.D. (2001). "A fluid inclusion study of an amethyst deposit in the Cretaceous Kyongsang Basin, South Korea". Mineralogical Magazine. 65 (4): 477–487. Bibcode:2001MinM...65..477Y. doi:10.1180/002646101750377515. S2CID 129368598. Retrieved 20 April 2021.

ghostarchive.org

Lowell, J.; Koivula, J.I. (2004). "Amethyst from four peaks, Arizona" (PDF). Gems & Gemology. 40 (3): 230–238. doi:10.5741/GEMS.40.3.230. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.
Shigley, J.E.; Laurs, B.M.; Janse, A.J.A.; Elen, S.; Dirlam, D.M. (2010). "Gem Localities of the 2000s" (PDF). Gems & Gemology. 46 (3): 188–216. doi:10.5741/GEMS.46.3.188. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.

gia.edu

Lowell, J.; Koivula, J.I. (2004). "Amethyst from four peaks, Arizona" (PDF). Gems & Gemology. 40 (3): 230–238. doi:10.5741/GEMS.40.3.230. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.
Shigley, J.E.; Laurs, B.M.; Janse, A.J.A.; Elen, S.; Dirlam, D.M. (2010). "Gem Localities of the 2000s" (PDF). Gems & Gemology. 46 (3): 188–216. doi:10.5741/GEMS.46.3.188. Archived (PDF) from the original on 9 October 2022. Retrieved 20 April 2021.
Gemstone Durability Design to Display (PDF) (Report). Gemological Institute of America (GIA). Archived (PDF) from the original on 30 April 2019 – via gia.edu.

globo.com

g1.globo.com

"Maior pedra de água-marinha é brasileira e ficará exposta nos EUA". Ciência e Saúde (g1.globo.com/ciencia-e-saude) (in Brazilian Portuguese). 7 December 2012. da EFE. Retrieved 31 January 2022.
"Pedras de ametista são atrativos para turistas em cidade no Norte do RS". g1.globo.com. Nossa Terra 2013 (in Brazilian Portuguese). 4 July 2013. Do G1 RS. Retrieved 31 January 2022.

harvard.edu

ui.adsabs.harvard.edu

Rossman, George R. (1994). "Chapter 13. Colored varieties of the silica minerals". In Heaney, Peter J.; Prewitt, Charles T.; Gibbs, Gerald V. (eds.). Silica: Physical behavior, geochemistry, and materials applications. Reviews in Mineralogy. Vol. 29. Mineralogical Society of America / Mineralogical Magazine. pp. 433–468. Bibcode:1996MinM...60..390H. doi:10.1180/minmag.1996.060.399.16. ISBN 978-0-939950-35-5. S2CID 201093227.
Yang, K.H.; Yun, S.H.; Lee, J.D. (2001). "A fluid inclusion study of an amethyst deposit in the Cretaceous Kyongsang Basin, South Korea". Mineralogical Magazine. 65 (4): 477–487. Bibcode:2001MinM...65..477Y. doi:10.1180/002646101750377515. S2CID 129368598. Retrieved 20 April 2021.

mindat.org

Lehmann; Moore (1966). "Amethyst". mindat.org.
"Amethyst". Mindat.org.

nih.gov

pubmed.ncbi.nlm.nih.gov

Souza, Tamires P.; Watte, Guilherme; Gusso, Alaíde M.; Souza, Rafaela; Moreira, José da S.; Knorst, Marli M. (June 2017). "Silicosis prevalence and risk factors in semi-precious stone mining in Brazil". American Journal of Industrial Medicine. 60 (6): 529–536. doi:10.1002/ajim.22719. PMID 28514023. S2CID 24375063.

quartzpage.de

"twinning crystals". Quartz Page (quartzpage.de).

sciway.net

"South Carolina state gemstone - amethyst". Sciway.net. 24 June 1969. Retrieved 4 February 2016.

semanticscholar.org

api.semanticscholar.org

Rossman, George R. (1994). "Chapter 13. Colored varieties of the silica minerals". In Heaney, Peter J.; Prewitt, Charles T.; Gibbs, Gerald V. (eds.). Silica: Physical behavior, geochemistry, and materials applications. Reviews in Mineralogy. Vol. 29. Mineralogical Society of America / Mineralogical Magazine. pp. 433–468. Bibcode:1996MinM...60..390H. doi:10.1180/minmag.1996.060.399.16. ISBN 978-0-939950-35-5. S2CID 201093227.
Yang, K.H.; Yun, S.H.; Lee, J.D. (2001). "A fluid inclusion study of an amethyst deposit in the Cretaceous Kyongsang Basin, South Korea". Mineralogical Magazine. 65 (4): 477–487. Bibcode:2001MinM...65..477Y. doi:10.1180/002646101750377515. S2CID 129368598. Retrieved 20 April 2021.
Souza, Tamires P.; Watte, Guilherme; Gusso, Alaíde M.; Souza, Rafaela; Moreira, José da S.; Knorst, Marli M. (June 2017). "Silicosis prevalence and risk factors in semi-precious stone mining in Brazil". American Journal of Industrial Medicine. 60 (6): 529–536. doi:10.1002/ajim.22719. PMID 28514023. S2CID 24375063.

tufts.edu

perseus.tufts.edu

Pliny the Elder. "Book 37, Chapter 40". Natural History.

web.archive.org

The Gemstone Book: Gemstones, organic substances, & artificial products — terminology & classification (PDF). The World Jewellery Confideration (CIBJO). 2011. Archived from the original (PDF) on 12 August 2012. Retrieved 27 June 2012.
Gemstone Durability Design to Display (PDF) (Report). Gemological Institute of America (GIA). Archived (PDF) from the original on 30 April 2019 – via gia.edu.

wikisource.org

en.wikisource.org

One or more of the preceding sentences incorporates text from a publication now in the public domain: Rudler, Frederick William (1911). "Amethyst". In Chisholm, Hugh (ed.). Encyclopædia Britannica. Vol. 1 (11th ed.). Cambridge University Press. p. 852.