Quartz with Siderite, Calcite, Muscovite
specimen number:
8037704
location:
Panasqueira Mine, Covilha, Castelo Branco, Portugal
description:
Glassy gemmy crystal grouping of quartz partially coated with brown crystals of siderite to 1.0 cm in size. Tiny crystals of sparkling colorless calcite as well as a second-generation of greenish tiny gemmy quartz crystals are present as well. Minor muscovite rounds out the lot. This is naturally crystallized all around and in great condition.
Size: 13.0 x 7.0 x 6.0 cm (cabinet)
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