Calcite with Marcasite (acid dipped)
specimen number:
1831107
location:
Robertson Mine, Treece, Cherokee Co., Kansas, USA
description:
A colorless gem scalenohedral crystal of calcite with inclusions of marcasite. This has been dipped in acid to improve the luster. This was a common practice in this mining district in the 1960s.
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Related by Mineral (Calcite):
Calcite — China
Origin: Qinglong Mine, Dachang, Qinglong Co., Qianxinan, Guizhou, China
Number: (9507139)
Size: 7.5 x 5.0 x 4.5 cm (small-cabinet)
Calcite — Missouri
Origin: Buick Mine, Viburnum Trend, Iron Co., Missouri, USA
Number: (9892200)
Size: 5.3 x 3.2 x 2.3 cm (miniature)
Calcite — China
Origin: Tonglushan Mine, Daye Co., Huangshi, Hubei, China
Number: (8171323)
Size: 7.0 x 5.0 x 3.5 cm (small-cabinet)

