COLORED STONES AND ORGANIC MATERIALS

Amber: The organic gemstone. J. B. Lambert and G. O. Poinar Jr., Accounts of Chemical Research, Vol. 35, No. 8, 2002, pp. 628–636.

A study of amber and copal samples using FT-Raman spectroscopy. R. H. Brody, H. G. M. Edwards, and A. M. Pollard, Spectrochimica Acta, Part A, Vol. 57, No. 6, 2001, pp. 1325–1338.

Minerals explained 36. Turquoise. R. J. King, Geology Today, Vol. 18, No. 3, 2002, pp. 110–114.

Spectroscopy of natural silica-rich glasses. E. Faulques, E. Fritsch, and M. Ostroumov, Journal of Mineralogical and Petrological Sciences (Japan), Vol. 96, No. 3, 2001, pp. 120–128.

DIAMONDS

An alternative interpretation of lower mantle mineral associations in diamonds. L. Liu, Contributions to Mineralogy and Petrology, Vol. 144, No. 1, 2002, pp. 16–21.

The current situation of China diamond processing industry. A. Zhang, China Gems, Vol. 10, No. 3, 2001, pp. 14–17.

A highly unusual, 7.34 ct., Fancy Vivid purple diamond. T. M. Moses, J. M. King, W. Wang, and J. E. Shigley, Journal of Gemmology, Vol. 28, No. 1, 2002, pp. 7–12.

Man vs. machine. C. Langford, Canadian Diamonds, Fall 2002, pp. 34–38.

Multiple origins of alluvial diamonds from New South Wales, Australia. R. M. Davies, S. Y. O’Reilly, and W. L. Griffin, Economic Geology, Vol. 97, No. 1, 2002, pp. 109–123.

Recent developments in marine diamond mining. R. H. T. Garnett, Marine Georesources and Geotechnology, Vol. 20, No. 2, 2002, pp. 137–159.

GEM LOCALITIES

Ar-Ar ages in phlogopites from marble-hosted ruby deposits in northern Vietnam: Evidence for Cenozoic ruby formation. V. Garnier et al., Chemical Geology, Vol. 188, Nos. 1–2, 2002, pp. 33–49.

The Barra de Salinas pegmatites, Minas Gerais, Brazil. F. M. Bastos, Mineralogical Record, Vol. 33, No. 3, 2002, pp. 209–216.

Discovery of jadeite-jade in Guatemala confirmed by non-destructive Raman microscopy. F. Gendron, D. C. Smith, and A. Gendron-Badou, Journal of Archaeological Science, Vol. 29, No. 8, 2002, pp. 837–851.

Gem mining and sustainable environmental management in Sri Lanka. P. G. R. Dharmaratne, Journal of Gemmology, Vol. 28, No. 3, 2002, pp. 153–161.

Montana sapphires and speculation on their origin. R. B. Berg and J. P. Dahy, in P. W. Scott and C. M. Bristow, Eds., Industrial Minerals and Extractive Industry Geology, Geological Society of London, 2002, pp. 199–204.

Natural and heat-treated corundum from Chimwadzulu Hill, Malawi: Genetic significance of zircon clusters and diaspore-bearing inclusions. A. H. Rankin, Journal of Gemmology, Vol. 28, No. 2, 2002, pp. 65–75.

A note on chocolate-brown opal associated with volcanic rocks in Somaliland. J. A. Kinnaird, Journal of Gemmology, Vol. 28, No. 2, 2002, pp. 81–84.

Petrology of jadeite-bearing serpentinized peridotite and its country rocks from northwestern Myanmar (Burma). G. H. Shi, W. Y. Cui, J. Liu, and H. X. Yu, Acta Petrologica Sinica, Vol. 17, No. 3, 2001, pp. 483–490 [in Chinese with English abstract].

JEWELRY HISTORY

Combined external-beam PIXE and m-Raman characterisation of garnets used in Merovingian jewellery. T. Calligaro, S. Colinart, J.-P. Poirot, and C. Sudres, Nuclear Instruments and Methods in Physics Research B, Vol. 189, Nos. 1–4, 2002, pp. 320–327.

The Wernher Collection. M. C. McLaughlin, Jewelers’ Circular Keystone, Vol. 173, No. 12, 2002, pp. 86–89.

JEWELRY MANUFACTURING

The art of concave faceting. S. Prosper, Canadian Gemmologist, Vol. 23, No. 2, 2002, pp. 56–59.

Sound advice: Using ultrasonic technology to carve gemstones in quantity. S. C. Shank, American Jewelry Manufacturer, Vol. 47, No. 1, 2002, pp. 29–34.

SYNTHETICS AND SIMULANTS

Channel constituents in synthetic beryl: Ammonium. R. I. Mashkovtsev and V. P. Solntsev, Physics and Chemistry of Minerals, Vol. 29, No. 1, 2002, pp. 65–71.

A comparison between a flux grown synthetic ruby and an untreated natural ruby. J. M. Duroc-Danner, Journal of Gemmology, Vol. 28, No. 3, 2002, pp. 137–142.

TREATMENTS

De Beers’ research yields HPHT’s secrets. C. Welbourn and D. Fisher, Rapaport Diamond Report, Vol. 25, No. 17, 2002, pp. 44–45.

MISCELLANEOUS

Birth of a birthstone. R. Weldon, Professional Jeweler, Vol. 5, No. 12, 2002, p. 33.