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Tincalconite Psm Borax

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ESM526906

Tincalconite Psm Borax

Description Tabs

Description
Locality: 
U S Borax Mine, Boron, Kern County, California, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.6 × 5.3 × 3.5 cm
Description

White pseudomporphs of tintalconite after sharp tabular borax crystals

Mineral Data
What's on the rock

Tincalconite

Formula: 
Na2(B4O7)·5H2O
Strunz: 
6.DA.15
Hardness: 
2.0
Type Locality: 
Searles Lake, San Bernardino Co., California, USA

Borax

Formula: 
Na2(B4O5)(OH)4·8H2O
Strunz: 
6.DA.10
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Streak: 
White
Type Locality: 
Ladakh, Jammu and Kashmir, India
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