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Boothite & Halotrichite

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SHS639308

Boothite & Halotrichite

Description Tabs

Description
Locality: 
Alma Mine, Leona Heights, Oakland, Alameda County, California, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2 cm
Description

Boothite and halotrichite in matrix
 

Mineral Data
What's on the rock

Boothite

Formula: 
CuSO4·7H2O
Strunz: 
7.CB.35
Hardness: 
2.0 - 2.5
Type Locality: 
Alma Mine (Alma Pyrite Mine), Leona Heights deposit, Leona Heights, Oakland, Oakland Hills, Diablo Range, Alameda Co., California, USA

Halotrichite

Formula: 
FeAl2(SO4)4·22H2O
Strunz: 
7.CB.85
Hardness: 
1.5 - 2.0
Streak: 
White
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