COLORED STONES AND ORGANIC MATERIALS

Gemological and mineralogical properties of black jadeite. M. Zhang, P. Hou, and J. Wang, Jiangsu Geology, Vol. 28, No. 2, 2004, pp. 100–102 [in Chinese with English abstract].

Harvesting impacts and invasion by alien species decrease estimates of black coral yield off Maui, Hawaii. R. W. Grigg, Pacific Science, Vol. 58, No. 1, 2004, pp. 1–6.

Study on compositions and colouring mechanism of freshwater cultured pearls. M. Yang, S. Guo, L. Shi, and W. Wang, Journal of Gems and Gemmology, Vol. 6, No. 2, 2004, pp. 10–13 [in Chinese with English abstract].

Study on star spinel. L. Tian, W. Huang, H. Liu, and Y. Chen, Journal of Gems and Gemmology, Vol. 6, No. 2, 2004, pp. 1–3 [in Chinese with English abstract].

DIAMONDS

About signs of mechanical and chemical effects upon diamond crystals from the Urals deposits. V. N. Anfilogov, Proceedings of the Russian Mineralogical Society, Vol. 133, No. 3, 2004, pp. 105–108 [in Russian with English abstract].

Carbonatitic melts in cuboid diamonds from Udachnaya kimberlite pipe (Yakutia): Evidence from vibrational spectroscopy. D. A. Zedgenizov [zed@uiggn.nsc.ru], H. Kage, V. S. Shatsky, and N. V. Sobolev, Mineralogical Magazine, Vol. 68, No. 1, 2004, pp. 61–73.

Do Arraial do Tejuco à Diamantina: 290 anos de produção de diamantes [From the Arraial do Tejuco to Diamantina: 290 years of diamond production]. R. H. Corrêa-Silva, Diamond News, Part I. Vol. 5, No. 17, 2004, pp. 40–44; Part II. Vol. 5, No. 18, 2004, pp. 13–19 [in Portuguese].

Prospects of diamond-bearing ability in Ukraine and trends of geological prospecting works. D. S. Gursky, V. S. Metalidi, V. L. Prykhodko, and Yu. V. Geiko, Mineralogical Journal (Ukraine), Vol. 26, No. 1, 2004, pp. 7–17.

Age correlation of endogenic processes of the Slave (Canada) and Middle-Peri-Dnieper (Ukraine) cratons in connection with the diamond-bearing ability problems. N. P. Shcherbak, G. V. Artemenko, and A. V. Grinchenko, Mineralogical Journal (Ukraine), Vol. 26, No. 1, 2004, pp. 18–23.

Paleotectonic, petrological and mineralogical criteria of diamond-bearing ability of the Ukrainian Shield. V. M. Kvasnytsya, Ye. B. Glevassky, and S. G. Kryvdik, Mineralogical Journal (Ukraine), Vol. 26, No. 1, 2004, pp. 24–40.

GEM LOCALITIES

Archaeological geology of the world’s first emerald mine. J. A. Harrell [james.harrell@utoledo.edu], Geoscience Canada, Vol. 31, No. 2, 2004, pp. 69–76.

Marble-hosted ruby from Vietnam. P. V. Long [vggc@fpt.vn], H. Q. Vinh, V. Garnier, G. Giuliani, and D. Ohnenstetter, Canadian Gemmologist, Vol. 25, No. 3, 2004, pp. 83–95.

Nuristan–South Pamir province of Precambrian gems. A. K. Litvinenko [litvinenko78@yahoo.com], Geology of Ore Deposits, Vol. 46, No. 4, 2004, pp. 263–268.

INSTRUMENTS AND TECHNIQUES

Ein notwendiger Test in der Perlenuntersuchung [A necessary test for the pearl identification]. H. A. Hänni [gemlab@ssef.ch], Gemmologie: Zeitschrift der Deutschen Gemmologischen Gesellschaft, Vol. 53, No. 1, 2004, pp. 39–42 [in German with English abstract].

Impurity measurements in diamond using IR. W. Taylor [pterodia@wxc.com.au], Rough Diamond Review, No. 4, 2004, pp. 40–42.

JEWELRY RETAILING

Are natural diamond engagement rings forever? E. H. Fram and R. Baron, International Journal of Retail & Distribution Management, Vol. 32, No. 7, 2004, pp. 340–345.

Diamond geezers. M. Prince [princem1@southernct.edu], Business Strategy Review, Vol. 16, No. 1, 2005, pp. 22–27.

Evolution of an advertising campaign. A. DeMarco, JCK, Vol. 176, No. 5, 2005, pp. 149–152.

TREATMENTS

Doping by diffusion and implantation of V, Cr, Mn and Fe ions in uncoloured beryl crystals. J. C. R. Mittani [juan.mittani@dfn.if.usp.br], S. Watanbe, M. Matsuoka, D. L. Baptista, and F. C. Zawislak, Nuclear Instruments and Methods in Physics Research B, Vol. 218, 2004, pp. 255–258.

If you can’t stand the heat, get out of the gem business: Part IV. G. Roskin. JCK, Vol. 175, No. 9, 2004, pp. 109–114.

Quality enhancement of Vietnamese ruby by heat treatments. P. Winotai [scpwn@mahidol.ac.th], P. Limsuwan, I. M. Tang, and S. Limsuwan, Australian Gemmologist, Vol. 22, No. 2, 2004, pp. 72–77.

Study on colorific mechanism of topaz after irradiated by positron annihilation technique. Y. Deng and Y. Zhang, Nuclear Electronics & Detection Technology, Vol. 24, No. 1, 2004, pp. 62–66 [in Chinese with English abstract].

Topical coatings on diamonds to improve their color: A long history. T. Moses, C. P. Smith, W. Wang, and M. Hall, Rapaport Diamond Report, Vol. 27, No. 20, 2004, pp. 91–93.

Yellow and brown coloration in beryllium-treated sapphires. V. Pisutha-Arnond [pvisut@geo.sc.chula.ac.th], T. Häger, P. Wathanakul, and W. Atichat, Journal of Gemmology, Vol. 29, No. 2, 2004, pp. 77–103.

MISCELLANEOUS

Diamonds and civil conflicts in Africa—The conflicts in central Africa and west Africa. M. K. Kachikwu, Journal of Energy & Natural Resources Law, Vol. 22, No. 2, 2004, pp. 171–193.

The diamond frontier. From bleak and barren to bling-bling: How a growing industry is changing Canada’s northern communities. D. McDonald, Time (Canadian edition), Vol. 163, No. 14, 2004, pp. 48–55.

The Great Diamond Hoax of 1872. R. Wilson, Smithsonian, Vol. 35, No. 3, 2004, pp. 70–79.

In the wake of things: Speculating in and about sapphires in northern Madagascar. A. Walsh, American Anthropologist, Vol. 106, No. 2, 2004, pp. 225–237.

Injuries and injury care among child labourers in gem polishing industries in Jaipur, India. R. R. Tiwari [rajtiwari2810@yahoo.co.in], A. Saha, J. R. Paikh, and H. N. Saiyed, Journal of Occupational Health, Vol. 46, No. 3, 2004, pp. 216–219.

The next African revolution. S. Benson, New York Diamonds, Vol. 86, January 2005, pp. 40–46.