The geochemistry of gems and its relevance to gemology: different traces, different prices

Elements

Volumn 5, Issue 3, 2009, Pages 159-162

  Rossman, George R ^a  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Color; Gemstone; Geochemistry; Provenance

Indexed keywords

COLOR; COSTS; GEOCHEMISTRY;

CHEMICAL COMPONENT; GEMSTONE; GEOLOGIC CONDITIONS; MINOR ELEMENTS; PROVENANCE; REDOX CONDITION;

GEMS;

CHEMICAL COMPOSITION; COLOR; GEMSTONE; GEOCHEMISTRY; PRICE DYNAMICS; PROVENANCE;

EID: 67651092296     PISSN: 18115209     EISSN: None     Source Type: Journal    
DOI: 10.2113/gselements.5.3.159     Document Type: Article

References (29)

1. Abduriyim A, Kitawaki H (2006a) Determination of the origin of blue sapphire using Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS). The Journal of Gemmology 30: 23-36
2. Abduriyim A, Kitawaki H (2006b) Applications of laser ablation-inductively coupled plasma-mass spectrometry (LA-ICP-MS) to gemology. Gems & Gemology 42: 98-118
3. Abduriyim A, Kitawaki H, Furuya M, Schwarz D (2006): "Paraiba"- type copper bearing tourmaline from Brazil, Nigeria, and Mozambique: Chemical fingerprinting by LA-ICP-MS. Gems & Gemology 42: 4-21
4. Bancroft P (1984) Tsavorite. In: Gem and Crystal Treasures. Western Enterprises/ Mineralogical Record, Fallbrook, CA, pp 298-302. Available online at: http://palagems.com/tsavorite-bancroft.htm
5. Devouard B, Notari F (2009) The identification of faceted gemstones: From the naked eye to laboratory techniques. Elements 5: 163-168
6. Drucker RB (1999) Ruby: Why the source affects the price, www.jckonline.com/ article/CA635628.html
7. -1 infrared absorption band in natural and hydrothermal synthetic emeralds. The Journal of Gemmology 30: 75-82
8. Emmett JL (1999) Fluxes and the heat treatment of ruby and sapphire. Gems & Gemology 35: 90-92
9. +-bearing, Mg-rich, strongly disordered olenite from a graphite deposit near Amstall, Lower Austria: A structural, chemical and spectroscopic investigation. Neues Jahrbuch fur Mineralogie 184: 243-253
10. Fritsch E, Rondeau B (2009) Gemology: The developing science of gems. Elements 5: 147-152
11. Giuliani G, France-Lanord C, Coget P, Schwarz D, Cheilletz A, Branquet Y, Giard D, Martin-Izard A, Alexandrov P, Piat DH (1998) Oxygen isotope systematics of emerald: relevance for its origin and geological significance. Mineralium Deposita 33: 513-519
12. Giuliani G, Chaussidon M, Schubnel H-J, Piat DH, Rollion-Bard C, France-Lanord C, Giard D, de Narvaez D, Rondeau B (2000) Oxygen isotopes and emerald trade routes since antiquity. Science 287: 631-633
13. Giuliani G, Fallick AE, Gamier V, France Lanord C, Ohnenstetter D, Schwarz D (2005) Oxygen isotope composition as a tracer for the origins of rubies and sapphires. Geology 33: 249-252
14. Guillong M, Gunther D (2001) Quasi 'nondestructive' laser ablation-inductively coupled plasma-mass spectrometry fingerprinting of sapphires. Spectrochimica Acta B - Atomic Spectroscopy 56: 1219-1231
15. Hughes RW (1997) Ruby & Sapphire. Chapter 12, World Sources. RWH Publishing, Fallbrook, CA
16. -1 peak. Mineralogy and Petrology 85: 45-52
17. Krzemnicki MS (2007) "Paraiba" tourmalines from Brazil and Africa. Origin determination based on LA-ICP-MS analysis of trace elements. SSEF Facette 14: 9. Available online at www.ssef.ch/ en/news/facette-pdf/Facettel4- e.pdf
18. Krzemnicki MS, Hänni HA, Walters RA (2004) A new method for detecting Be diffusion-treated sapphires: Laser-induced breakdown spectroscopy (LIBS). Gems & Gemology 40: 314-322
19. Mattice G (1998) Demantoid From the Ural Mountains of Russia. The Gem Spectrum. http://palagems.eom/gem-spectrum4.l.htm
20. Mittermayr F, Konzett J, Hauzenberger C, Kaindl R, Schmiderer A (2008) Trace element distribution, solid- and fluid inclusions in untreated Mong Hsu rubies. Geophysical Research Abstracts 10, EGU2008-A-10706, 2008 SRef-ID: 1607-7962/gra/EGU2008-A-10706
21. Muhlmeister S, Fritsch E, ShigleyJE, Devouard B, Laurs BM (1998) Separating natural and synthetic rubies on the basis of trace-element chemistry. Gems & Gemology 34: 80-101
22. Peretti A (2008) New important gem discovery in Tanzania: the Tanzanian "Winza"-(Dodoma) rubies. Contributions to Gemmology 7. www.gemresearch.ch/ news/Tanzania/Tanzania, htm
23. Peretti A, Schmetzer K, Bernhardt, H-J, Mouawad F (1995) Rubies from Mong Hsu. Gems & Gemology 31: 2-25
24. Rankin AH, Greenwood J, Hargreaves D (2003) Chemical fingerprinting of some East African gem rubies by Laser Ablation ICP-MS. The Journal of Gemmology 28: 473-482
25. Rossman GR, Fritsch E, ShigleyJE (1991) Origin of color in cuprian elbaite from São José de Batalha, Paraiba, Brazil. American Mineralogist 76: 1479-1484
26. Schwarz D, Pardieu V, Saul JM, Schmetzer K, Laurs BM, Giuliani G, Klemm L, Malsy A-K, Erel E, Hauzenberger C, Du Toit G, Fallick AE, Ohnenstetter D (2008) Rubies and sapphires from Winza, central Tanzania. Gems & Gemology 44: 322-347
27. Yu KN, Tang SM, Tay TS (2000) PIXE studies of emeralds. X-Ray Spectrometry 29: 267-278
28. Yui T-F, Zaw K, Limtrakun P (2003) Oxygen isotope composition of the Denchai sapphire, Thailand: a clue to its enigmatic origin. Lithos 67: 153-161
29. Zwaan JC, Cheilletz A, Taylor BE (2004) Tracing the emerald origin by oxygen isotope data: the case of Sandawana, Zimbabwe. Comptes Rendus Geoscience 336: 41-48