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Literature of interest.

Coloured Stones

Application of spectroscopic methods in mineralogical and gemmological research of gem tourmalines. P. Ba?ik, J. Fridrichova, J. Stub?a and P. Antal, Acta Geologica Slovaca, 7(1), 2015, 1-9, www.geopaleo.fns.uniba.sk/ageos/articles/bytea. php?path=bacik_et_al&vol=7&iss=1. *

Chemical composition, mineral component and microstructure of light-colored jadeitite with different values of relative density. R. Liang, W.M. Chen, Z.F Zhang, Y. Liu, Y. Ma, Y. Lan and TJ. Lu, Journal of Gems & Gemmology, 17(3), 2015, 19-29 (in Chinese with English abstract).

Comparative analysis of familiar red gems in terms of colorimetry. L.L. Dong and E.D. Zu, Bulletin of the Chinese Ceramic Society, 34(6), 2015, 1720-1724 (in Chinese with English abstract).

Kristallchemie und Farbe von Granaten kommerzieller Edelsteinvorkommen [Crystal chemistry and color of garnets from commercial gemstone deposits]. T. Lind, Gemmologie: Zeitschrift der Deutschen Gemmologischen Gesellschaft, 64(1/2), 2015, 1-41 (in German with English abstract).

Origin determination of dolomite-related white nephrite through iterative-binary linear discriminant analysis. Z. Luo, M. Yang and A.H. Shen, Gems & Gemology, 51(3), 2015, 300-311, http://dx.doi.org/10.5741/gems.51.3.300. *

A study of the radioactive level of rough jadeites. H. Ou Yang and Z. Zhang, Acta Petrologica et Mineralogica, 33(2), 2014, 74-76 (in Chinese with English abstract).

Diamonds

Analysis on potentiality of diamond mine prospecting in Henan Province. G. Hou, M. Li, C. Wu, Y. Xu, X. Pang and Y. Zhi, Journal of Gems & Gemmology, 16(6), 2014, 1-5 (in Chinese with English abstract).

The Aurora Collection: An excursion into the world of fancy color diamonds. T. Hainschwang and F. Notari, InColor, 29, 2015, 30-35.

Botswana: African diamond giant. E.A. Laniado, World Diamond Magazine, 5, 2015, 78-80, www.worlddiamondmark.org/sites/default/files/ wdmmagazineissue5.pdf. *

Cleaving the Halqeh-ye-Nur diamonds: A dynamic fracture analysis. C. Atkinson, P.M. Martineau, R.U. Khan, J.E. Field, D. Fisher, N.M. Davies, J.V. Samartseva, S.J. Putterman and J.R. Hird, Philosophical Transactions A, 373(2038), 2015, article 20140270 (11 pages), http://dx.doi. org/10.1098/rsta.2014.0270. *

Comparison of luminescence lifetimes from natural and laboratory irradiated diamonds. S. Eaton-Magana, Diamond and Related Materials, 58, 2015, 94-102, http://dx.doi.org/10.1016/). diamond.2015.06.007.

Letseng's unique diamond proposition. R. Shor, R. Weldon, A.J.A. Janse, C.M. Breeding and S. B. Shirey, Gems & Gemology, 51(3), 2015, 280-299, http://dx.doi.org/10.5741/gems.51.3.280. *

Letters--Natural diamonds mistakenly identified as NPD synthetic diamonds. T. Hainschwang, F. Notari and E. Fritsch (with reply by K.S. Moe and P. Johnson), Gems & Gemology, 51(3), 2015, 331-333, www.gia.edu/gems-gemology. *

The need for the SI3 grade. M. Sevdermish and G. Borenstein, World Diamond Magazine, 5, 2015, 44-45, www.worlddiamondmark.org/sites/default/ files/wdmmagazineissue5.pdf. *

Pink color in type I diamonds: Is deformation twinning the cause? D. Howell, D. Fisher, S. Piazolo, W.L. Griffin and S.J. Sibley, American Mineralogist, 100(7), 2015, 1518-1527, http://dx.doi. org/10.2138/am-2015-5044.

Review of lithospheric diamonds and their mineral inclusions. X. Zhao, G. Shi and J. Zhang, Advances in Earth Science, 30(3), 2015, 310-322 (in Chinese with English abstract).

Use of spectroscopic methods for determination of diamond origin and treatment. J. Fridrichova, P. Bacik, R. Skoda and P. Antal, Acta Geologica Slovaca, 7(1), 2015, 11-18, www.geopaleo.fns.uniba. sk/ageos/articles/bytea.php?path=fridrichova_et_al& vol=7&iss=1. *

Gem Localities

The best grossular garnets from the Jeffrey mine, Asbestos, Quebec. M. Amabili, D. Trinchillo and R. Tyson, Mineralogical Record, 46(6), 2015, 817-834.

Colombian trapiche emeralds: Recent advances in understanding their formation. I. Pignatelli, G. Giuliani, D. Ohnenstetter, G. Agrosi, S. Mathieu, C. Morlot and Y. Branquet, Gems & Gemology, 51(3), 2015, 222-259, http://dx.doi.org/10.5741/ gems.51.3.222. *

Gemstone silica veins in Kremenja?a volcanic rocks (Serbia). L. Kuresevic and S. Devic, Geologica Macedonica, 28(1), 2014, 33-38, http://js.ugd.edu. mk/index.php/GEOLMAC/article/download/852/822. *

L'amethyste de Boudi, au Maroc [Amethyst from Boudi, Morocco]. V. De Barros, C. Soberka, A. El Harfi, F. Troilo and S. Mouaddib, Revue de Gemmologie, 193, 2015, 6-12 (in French).

De nouveaux rubis a Madagascar [New rubies from Madagascar]. R.W. Hughes, W. Manorotkul and B. Hughes, Revue de Gemmologie, 193, 2015, 13-20 (in French).

Rare gem mineral deposits from Brazil--Part 3. M. Luiz de Sa Carneiro Chaves, J. Karfunkel, L.A. Gomes da Silveira, R. Scholz, K. Krambrock, C. H. Dias and D.B. Hoover, Australian Gemmologist, 25(10), 2015, 346-353.

Silica veins in Gaj-Lazine locality (central Serbia) as gemstone [sic]. L. Kuresevic and S. Devic, Geologica Macedonica, 28(2), 2014, 185-192, http://js.ugd.edu.mk/index.php/GEOLMAC/ article/download/925/863. *

Tracking emeralds from the Musakashi area of Zambia. V. Pardieu, S. Detroyat, S. Sangsawong and S. Saeseaw, InColor, 29, 2015, 18-25.

True North Gems Greenland mining--The final lap. A. Fagan, InColor, 29, 2015, 36-49.

An unusual color-change almandine from Fazenda Rodolita, Tocantins State, Brazil. D. B. Hoover, J. Karfunkel, K. Krambrock and A. Fonseca Fernandes, Australian Gemmologist, 25(10), 2015, 337-345.

Instruments

Design and renovation on light source system of gem microscope. R. Liao, X. Li, Z. Liu and S. Xu, Journal of G ems & Gemmology, 16(4), 2014, 61-69 (in Chinese with English abstract).

Report on high intensity LED fibre optic light. T. Linton, A.C. Paul and A. Smallwood, Australian Gemmologist, 25(10), 2015, 358-360.

Miscellaneous

Considerations when pricing gemstones based on lab reports. C. Lule, GemGuide, 34(5), 2015, 3-6.

Does price dispersion increase with quality? Evidence from the online diamond market. F.-C. Wolff, Applied Economics, 47(55), 2015, 5996-6009, http://dx.doi.org/10.1080/00036846.2015. 1061645.

Healing images. Gems and medicine. V. Dasen, Oxford Journal of Archaeology, 33(2), 2014, 177-191, http://dx.doi.org/10.1111/ojoa.12033.

The mineral collection of the Natural History Museum in Vienna. V.M.F. Hammer, Mineralogical Record, 46(6), 2015, 863-884.

Online diamond ring sales fraud. S.C. Edwards, Australian Gemmologist, 25(10), 2015, 361-363.

The roughness on polished gemstone surfaces. A.V. Nadur, R.A.S. Gutller, S.S. Carmo and H. Kahn, in F. Dong, Ed., Proceedings of the 11th International Congress for Applied Mineralogy, Springer, Cham, Switzerland, 2015, 233-239, http://dx.doi.org/10. 1007/978-3-319-13948-7_24.

Shine bright like a diamond: A hedonic model of grading and pricing an experience good. J.A. Lee, S.B. Caudill and F.G. Mixon, Applied Economics, 46(16), 2014, 1829-1838, http://dx.doi. org/10.1080/00036846.2014.884707.

News Press

Beyond green jade. D. Au, New York Times, 13 May 2015, www.nytimes.com/2015/05/14/fashion/beyondgreen-jade.html. *

Changes are reshaping the world's diamond market. J. Ewing, New York Times, 13 May 2015, www.nytimes.com/2015/05/14/fashion/reshaping-the-worlds-diamond-market.html. *

Gemfields targets prospects in Colombia. M. van Wyngaardt, Mining Weekly, 10 September 2015, www.miningweekly.com/article/gemfields-targets-prospects-in-colombia-2015-09-10. *

Has technology killed the jewelry industry? B. Shah, Pacific Standard, 7 January 2015, www.psmag. com/nature-and-technology/tech-killed-jewelry industry-97335. *

Lab-grown diamonds set to fill projected deficit as mined production declines. Z. Mavuso, Mining Weekly, 18 September 2015, www.miningweekly. com/article/lab-grown-diamonds-set-to-fill-projected-deficit-as-mined-production-declines-2015-09-18. *

Myanmar's $40 billion jade trade labelled 'biggest natural resource heist' in modern history. K. Long, ABC Australia, 22 October 2015, www.abc.net.au/news/2015-10-23/myanmar-jadetrade-biggest-heist-in-modern-history/6880144. *

Organic Gems

Historical survey of the internal use of unprocessed amber. C.J. Duffin, Acta Medico-Historica Adriatica, 13(1), 2015, 41-74, http://hrcak. srce.hr/file/209650. *

Research of characteristics of coral composition and structure (1). L. Feng, H. Lu and Q. Zhang, Superhard Material Engineering, 26(2), 2014, 50-54 (in Chinese with English abstract).

Research of characteristics of coral composition and structure (2). L. Feng, H. Lu and Q. Zhang, Superhard Material Engineering, 26(3), 2014, 55-59 (in Chinese with English abstract).

Pearls

Development of cultured pearl circles and shape after initial graft and second nucleus insertion in the black-lipped pearl oyster Pinctada margaritifera. C.-L. Ky, J. Demmer, M. Sham-Koua and P. Cabral, Journal of Shellfish Research, 34(2), 2015, 319-328, http://dx.doi. org/10.2983/035.034.0214.

Grading and pricing Japanese and Chinese cultured pearls. R.B. Drucker, GemGuide, 34(6), 2015, 10-11.

Synthetics and Simulants

HPHT synthesis and crystalline quality of large high-quality (001) and (111) diamond crystals. H. Sumiya, K. Harano and K. Tamasaku, Diamond and Related Materials, 58, 2015, 221-225, http:// dx.doi.org/10.1016/j.diamond.2015.08.006.

Identification characteristics of gem-grade natural glass. L. Wang, D.M. Zhu, J.Y. Sun, A.P. Hu and F. Zhang, Journal of Gems & Gemmology, 17(3), 2015, 43-47 (in Chinese with English abstract).

Large colorless HPHT-grown synthetic gem diamonds from New Diamond Technology, Russia. U.F.S. D'Haenens-Johansson, A. Katrusha, K.S. Moe, P. Johnson and W. Wang, Gems & Gemology, 51(3), 2015, 260-279, http://dx.doi. org/10.5741/gems.51.3.260. *

Treatments

Analysis and modification of blue sapphires from Rwanda by ion beam techniques.

D. Bootkul, C. Chaiwai, U. Tippawan, B. Wanthanachaisaeng and S. Intarasiri, Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 365(Part A), 2015, 288-293, http://dx.doi. org/10.1016/j.nimb.2015.07.029.

Color in topaz produced by electron irradiation. A. Yookong and W. Wongkokua, Proceedings Book--The 41st Congress on Science and Technology of Thailand (STT41), Nakhon Ratchasima, Thailand, 6-8 November 2015, 78-82, www.scisoc.or.th/stt41/ images/stt41/download/Proceedings%20Book.pdf. *

Compilations

G&G Micro-World. Cleavage in pink diamond * Rough diamond with green cleavage surface * Gahnite inclusions in cat's-eye heliodor * Trapiche pezzottaite * Modified Rheinberg illumination * Melt inclusions in Montana sapphires * Molybdenite in topaz. Gems & Gemology, 51(3), 2015, 324-330, www.gia.edu/gems-gemology.*

Gem News International. Large star emerald * Faceted red rutile * 'Star and cross' quartz from Brazil * 'Olive' green serpentine cabochon * Petrified wood from Thailand and Myanmar * Coated rock crystal imitation of ruby * Cubic zirconia as peridot imitation * Coral inclusions in plastic * Hydrogrossular imitating jadeite * Impregnated and dyed turquoise * Tino Hammid obituary. Gems & Gemology, 51(3), 2015, 334-345, www.gia.edu/gemsgemology.*

Lab Notes. Graining in pink diamond * Yellow HPHT-treated rough diamond * Color-zoned emerald * Orange faceted eosphorite * Large faceted hibonite * Dyed and natural green jadeite * Coated kornerupine beads * Assembled cultured blister pearl * Large abalone pearls * Irradiated green-blue CVD synthetic diamonds * Polished topaz imitating diamond rough. Gems & Gemology, 51(3), 2015, 312-322, www.gia.edu/gems-gemology.*

Conference Proceedings

13th Swiss Geoscience Meeting 2015. Basel, Switzerland, 21 November 2015, 122-135, http:// geoscience-meeting.ch/sgm2015/downloads.*

Geosudeste 2015--14[degrees] Simposio de Geologia do Sudeste, 8[degrees] Simposio do Cretaceo do Brasil, VI Simposio Nacional de Ensino e Historia de Ciencias da Terra. Campos do Jordao, Brasil, 26-29 October 2015, 242-263, http://geosudeste.com.br/ anais/ANAIS-GEOSUDESTE-2015-completo.pdf (in Portuguese). *

SLRI--GeM Symposium 2015. Synchrotron Technology for Gemology and Mineralogy Applications, The 41st Congress on Science and Technology of Thailand (STT41), Nakhon Ratchasima, Thailand, 6-8 November 2015, B147-B165, http:// econference.sut.ac.th/stt41/web/downloads/Book%20 of%20Abstract-1st%20Draft.pdf.*

43rd Annual Yellowknife Geoscience Forum. D. Irwin, P.X. Normandeau and S.D. Gervais, Northwest Territories Geological Survey, Yellowknife, Canada, 24-26 November 2015, www. nwtgeoscience.ca/sites/default/files/abstract_ykgsf_ compilation_2015_nov_10_1.pdf. *

* Article freely available for download, as of press time
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Author:Laurs, Brendan
Publication:The Journal of Gemmology
Date:Dec 1, 2015
Words:1911
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