Muscovite
specimen number:
3771011
location:
Diamond Mica mine, Keystone, South Dakota, USA
description:
Very fine example for the species from this pegmatite district. Sharp lustrous crystals and a matrix list grouping. In great condition. Previous label notes that this was collected by Bill Roberts noted authority on this area. His label comes with the specimen as well. Mounted for display in a perky box and will ship as shown.
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Related by Mineral (Muscovite):
Muscovite — Brazil
Origin: Galileia, Minas Gerais, Brazil
Number: (9892091)
Size: 14.0 x 9.0 x 3.5 cm (cabinet)
Muscovite — Nepal
Origin: Chumar, Ruby Valley, Dhading, P3 Bagmati Pradesh, Nepal
Number: (1115627)
Size: 5.5 x 4.0 x 3.0 cm (miniature)