Calcite with Dolomite, Goethite after Pyrite
specimen number:
3921169
location:
Lafarge quarry, Buffalo, Scott Co., Iowa, USA
description:
Glassy gemmy colorless crystals of calcite to 1.8 cm in size on a matrix coated by Brown sparkling dolomite crystals and darker brown goethite replacing pyrite crystals. In great condition. Neat for this locality.
Size: 12.0 x 12.0 x 3.5 cm (cabinet)
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Related by Mineral (Calcite):
Calcite — Indiana
Origin: Corydon quarry, Harrison Co., Indiana, USA
Number: (9771268)
Size: 6.0 x 4.0 x 2.0 cm (small-cabinet)
Calcite — Kansas
Origin: Big John Mine, Treece, Cherokee Co., Kansas, USA
Number: (2212284)
Size: 14.5 x 9.5 x 6.0 cm (cabinet)
Calcite — Russia
Origin: Verkhniy Mine, Dal'negorsk, Primorskiy Kray, Russia
Number: (9273078)
Size: 6.5 x 5.0 x 3.0 cm (small-cabinet)

