dyscrasite


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dyscrasite

[′dis·krə‚sīt]
(mineralogy)
Ag2Sb A gray mineral that forms rhombic crystals.
References in periodicals archive ?
One is the second of the two big coups by Collector's Edge mentioned earlier (in connection with their "dyscrasites" from Bou Azzer): both at Westward Look and at the Main Show, Bryan Lees, Steve Behling and Richard Jackson were showing off some mega-specimens of elbaite from a large pocket hit a few months ago at the Paprok prospect, Kunar Province.
They're all here, in multiple samples ranging in quality from "study grade" to absolutely superb: Freiberg acanthite and stephanite, Schneeberg proustite and erythrite and roselite and uranium-bearing species, Andreasberg pyrargyrite and dyscrasite and fluorite and pink apophyllite, Siegerland malachite and anglesite and millerite and galena, Schwarzwald fluorite and barite and silver, Obermoschel cinnabar and moschellandsbergite, Ems pyromorphite and cerussite, Johanngeorgenstadt mimetite, Ohrenstock hausmannite, Fichtelgebirge topaz and microcline and herderite, Ehrenfriedersdorf cassiterite and fluorapatite, Ilfeld manganite, Ronneburg whewellite, Hagendorf phosphates ...
Petr Zajicek was one of those lucky Czechs who, in 1979, helped recover and export the now very famous specimens of dyscrasite from Pribram, Bohemia, Czech Republic (then Czecho-slovakia).