Ferberite-with-Topaz, Arsenopyrite
specimen number:
8034937
location:
Panasqueira Mine, Covilha, Castelo Branco, Portugal
description: Lustrous black crystals of ferberite to 3.0 cm across on this crystallized arsenopyrite matrix was siderite and small colorless topaz crystals to 1.0 cm in size. Interesting association with the topaz for this locality. In very good condition.
Size: 10.0 x 7.5 x 4.0 cm (cabinet)
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