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Whitmoreite On Siderite

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SHS541319

Whitmoreite On Siderite

Description Tabs

Description
Locality: 
Big Chief Mine, Keystone, Glendale, Pennington County, South Dakota, United States of America
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 0.4 × 0.3 cm
Description

Whitemorite on siderite

Mineral Data
What's on the rock

Whitmoreite

Formula: 
Fe2+Fe3+2(PO4)2(OH)2·4H2O
Strunz: 
8.DC.15
Hardness: 
3.0
Type Locality: 
Palermo No. 1 Mine (Palermo No. 1 pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USA

Siderite

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