Dyscrasite is a silver antimonide. It forms orthorhombic, opaque, metallic, silver-white, prismatic to platy, striated crystals with pyramidal terminations; also as granular, foliated, or massive. It occurs as a primary mineral in silver ore deposits. Dyscrasite was named in 1797 from the Greek word for, “bad alloy”. The type locality is: Wenzel mine, Frohnbach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany. Other notable localities include: Poughkeepsie Gulch, Silverton, San Juan Co., Colorado, USA; Reese River district, Nevada, USA; and Cobalt, Ontario, Canada; St. Andreasberg, Germany; Ste. Marie-aux-mines, Alsace, France; Consols mine, Broken Hill, New South Wales, Australia.
You can buy these rare silver colored crystals online from The Arkenstone, www.iRocks.com to add fine mineral specimens to your collection.