While Jade was known as the “ stone of heaven ” in ancient China , the Chinese word for Jade , Yu , is not generally used . Jade was excavated from the Kunlun Mountains of northwest China , from 5000 BC , and even today China remains an ...
Nicholson, Paul T., and Ian Shaw, eds. Ancient Egyptian Materials and Technology. New York: Cambridge University Press, 2006. Nickel, Ernest H., and Monte C. Nichols. Mineral Reference Manual. New York: Springer Science + Business Media ...
Gems TV. Guide to Gems & Jewelry. Gem TV (UK) Ltd. 2006 7. Hall, Cally. Gemstones, Smithsonian Handbooks, Dorling Kindersley, INC. New York, N.Y.1994,2002 8. Hughes, Richard W. Ruby and Sapphire. RWh Publishing, Boulder, Colorado. 1997.
A guide to gems and precious stones covers such topics as gem formation, structural properties, fashioning and cutting, and gem classification.
At the Constitutional Convention, the Trog inspired John Adams while the Symp supported Thomas Paine. When Adams eventually assumed the Presidency, the Trog cheered; the Symp convinced Citizen Tom to split for France.
labradorite, 160, 183–184 lapis, dyed, 139 lapis lazuli, 188–189 laser clarity enhancement, 61–62 laser inscriptions for diamonds, 288 Lazare Kaplan Ideal®, 24 Leo DiamondTM, 33 lighting stones for examination, 4 Lily Cut®, 33 Linde ...
This travel guide is for anyone considering a trip to the beautiful country of Sri Lanka in search of a special memory to treasure forever.
Hughes, of the Asian Institute of Gemological Sciences, Bangkok, looks in detail at all aspects of rubies and sapphires, which, among the most sought after and precious of gems, account...
A comprehensive and visual gemology resource featuring more than 100 prominent gemstones.
... o sin las tierras que corresponden a sus pueblos conforme a las reales prevenciones que tan estrechamente se hacen en las leyes 12 y 14 del expresado título y libro” (Mariano Mendiola Velarde, appointment of Ignacio María Sánchez ...
A fascinating chronicle of the career of the "King of Diamonds," founder of an international firm, captures his expertise in jewelry-making, showing how his creative cutting of priceless gems made his name synonymous with artful elegance.