Cassiterite with Quartz, Siderite
specimen number:
5004524
location:
Panasqueira Mines, Covilha, Castelo Branco, Portugal
description:
An good example for the species from this Portuguese locality, sharply formed crystals of cassiterite averaging 1.0 cm in size are forming a cluster on a crystal of gemmy quartz. Slight chipping present, still very nice. Small crystals of siderite are scattered throughout.
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Related by Mineral (Cassiterite):
Cassiterite — Portugal
Origin: Panasqueira Mines, Covilha, Castelo Branco, Portugal
Number: (5004351)
Size: 1.8 x 1.6 x 0.7 cm (thumbnail)
Cassiterite — China
Origin: Huya, Mt Xuebaoding, Sichuan, China
Number: (9505539)
Size: 8.7 x 4.0 x 3.0 cm (small-cabinet)
Cassiterite — Mexico
Origin: Guanajuato, Mexico
Number: (1232063)
Size: 3.0 x 2.0 x 1.0 cm (thumbnail)
Related by Location (Panasqueira Mines):
Quartz — Portugal
Origin: 3 level, Panasqueira Mines, Covilha, Castelo Branco, Portugal
Number: (5005549)
Size: 19.5 x 6.0 x 4.0 cm (large-cabinet)
Arsenopyrite — Portugal
Origin: 3 level, Panasqueira Mines, Covilha, Castelo Branco, Portugal
Number: (5003714)
Size: 13.0 x 5.0 x 5.0 cm (cabinet)
Siderite — Portugal
Origin: 3 level, Panasqueira Mines, Covilha, Castelo Branco, Portugal
Number: (5005484)
Size: 8.0 x 7.0 x 5.0 cm (small-cabinet)