Quartz with Siderite, Calcite
specimen number:
8121616
location:
Panasqueira mines, Beira Baixa, Portugal
description:
Glassy gem quartz crystal hosting a siderite crystal 6.0 cm in size and minor calcite. The quartz is slightly smoky in color, the piece in great condition.
Size: 13.0 x 8.0 x 3.5 cm (cabinet)
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Related by Mineral (Quartz):
Quartz — Madagascar
Origin: Andilamena Quarries, Alaotra-Mangoro, Madagascar
Number: (9505967)
Size: 7.0 x 4.0 x 1.0 cm (small-cabinet)
Quartz — Japan
Origin: Japan
Number: (2312045)
Size: 11.0 x 4.5 x 4.0 cm (cabinet)
Quartz — China
Origin: Jinlong hill, Longchuan Co., Heyuan, Guangdong, China
Number: (9506653)
Size: 9.0 x 7.5 x 5.0 cm (small-cabinet)
Related by Location (Panasqueira mines):
Ferberite — Portugal
Origin: Panasqueira Mines, Covilha, Castelo Branco, Portugal
Number: (2057069)
Size: 5.8 x 3.0 x 1.0 cm (miniature)
Fluorapatite — Portugal
Origin: Panasqueira Mines, Covilha, Portugal
Number: (9771099)
Size: 3.4 x 3.4 x 2.8 cm (miniature)
Fluorapatite — Portugal
Origin: Panasqueira Mines, Beira Baixa, Portugal
Number: (9505399)
Size: 7.3 x 6.2 x 1.5 cm (small-cabinet)

