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Siderite

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MMM31804

Siderite

Description Tabs

Description
Locality: 
Boswedden Mine, St Just, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
2 × 4.5 × 2.5 cm
Description

Old time specimen of siderite coating milky quartz crystals from the late Peter Golley collection, specimen No. 585.

No damage, rare location.

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White