SPECLAL LOCAL GEMSTONE FROM TAIWAN──BLUE CHALCEDONY
Lin Sung-Shan
(Principal of World Gem Identification and Study Center, Chairman of GIC alumni association of Taiwan, Vice Chairman of R.O.C.G.A.)
Abstract:Blue chalcedony is a special local gemstone in Taiwan. Taiwan blue chalcedony owes beauty and popularity to its vivid blue-greenish blue color and its value is the highest among the jade from Taiwan. It also outshines others in the world market. Blue chalcedony from Taiwan was found in the mountain-seacoast of eastern Taiwan , and its occurrence belongs to hydrothermal deposit. The blue chalcedony from Taiwan is compared with its mimics in details.Besides,the writer investigates the chalcedony diggings of DongHe village in TaiDong county for distribution and causation.
Key words: Blue chalcedony, mountain-seacoast, Taiwan |