Sphalerite with Calcite, Quartz

specimen number:
2022569

location:
Cumberland Mine, Smith Co., Tennessee, USA

description:

Beautiful combination piece showing colorless glassy mostly gemmy scalenohedral crystals of calcite measuring to 3.0 cm in length set on a 10.5 x 8.5 x 4.0 cm matrix with large lustrous black sphalerite crystals to 3.5 cm. In good condition overall, one of the smaller calcite crystals near the bottom of the piece is cleaved, as well as micro-chipping to the sphalerite and that same general area. Shipping weight: 0.79 pounds. Ex Chris and Agatha Galas collection.

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