Marcasite-after-Pyrrhotite with Quartz
specimen number:
2112023
location:
Panasqueira Mine, Covilha, Castelo Branco, Portugal
description:
Well-formed crystal of what was once pyrrhotite 7.5 cm across now replaced by brassy crystallized marcasite and set nicely on a cluster of colorless mostly gemmy lustrous quartz crystals. Small calcite crystal scattered throughout, as well as a lustrous ferberite crystal black and 5.0 cm in length. Overall in very good condition, a neat large cabinet combination piece.
Size: 17.0 x 9.0 x 8.0 cm (large-cabinet)
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Related by Mineral (Marcasite):
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Number: (9892057)
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Marcasite — Wisconsin
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Number: (2013422)
Size: 6.5 x 5.0 x 4.0 cm (small-cabinet)
Marcasite — Romania
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Number: (2312019)
Size: 12.0 x 10.0 x 6.5 cm (cabinet)
Related by Location (Panasqueira Mine):
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Number: (9509915)
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Number: (9273007)
Size: 6.5 x 5.0 x 3.5 cm (small-cabinet)
Fluorapatite — Portugal
Origin: Panasqueira Mine, Covilha, Castelo Branco, Portugal
Number: (9530044)
Size: 5.0 x 2.0 x 2.0 cm (miniature)