sphalerite crystal skull
Dimensions 8cm long 5.5cm high 4.5cm wide
Weight of 0.404kg
Sphalerite is a crystallized zinc sulphide (ZnS). The transparent varieties are cut as a collector's gem.
Quoted by Georgius Agricola in 1546; by Wallerius in 1747 and Torbern Olof Bergman in 1782 it will be described by Ernst Friedrich Glocker in 1847, the name derives from the Greek "sphaleros" - misleading, in reference to the possibility of confusion with the galene.
it is mainly found in the veins of pneumatolithic pegmatitis. In lead-zinc-copper deposits.
Gisement: Russia Nikolaevsky Mine, Dalnegorsk, northern Sea of Japan, 500 km northeast of Vladivostok, Krai of Primorie, Russian Far East
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