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0 item @ $0.00  

Siderite

#50340

Siderite

#50340
Availability
Sold
Size
10.5 x 6 x 2 cm - Cabinet 
Formula
FeCO3 (RRUFF)
Locality
Tincroft No. 2 lode, South Crofty, Camborne, Cornwall, England
Tagged
carbonate

A plate of 1-2mm deep blood red Siderite crystals from this famous Cornish locality. A hand-written label shows a date of 1987, I assume this is when it was collected. (Prov. tab).

Siderite

Formula
FeCO3 
Crystal System
Trigonal 
Crystal Habit
Tabular, Massive, Botryoidal 
Cleavage
Perfect, Perfect, Perfect 
Luster
Vitreous (Glassy) 
Color
yellowish brown, brown, gray, yellowish gray, greenish gray 
Streak
white 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Brittle - Conchoidal 
Hardness
3.5 

Data courtesy of Webmineral.

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