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Bigcreekite Gillespite & Sanbornite

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SKY643711

Bigcreekite Gillespite & Sanbornite

Rare Mineral

Description Tabs

Description
Locality: 
Trumbull Peak, Clearing House, East Belt, Mariposa County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.3 × 0.7 cm
Description

White platy crystals of the very rare mineral bigcreekite associated to pink gillespite in sanbornite.

Bigcreekite in sharp crystals like this one is very rarely seen in the mineral market.

Bigcreekite has only been found in two localities worldwide.

Ex.Ralph E. Merrill collection with label included, that will be sent to the buyer. 

Mineral Data
What's on the rock

Bigcreekite

Formula: 
BaSi2O5·4H2O
Strunz: 
9.DF.30
Crystal System: 
Orthorhombic
Hardness: 
2.0 - 3.0
Streak: 
White
Type Locality: 
Esquire No. 7 claim, Big Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California, USA

Gillespite

Formula: 
BaFe2+[Si4O10]
Strunz: 
9.EA.05
Hardness: 
4.0
Type Locality: 
Dry Delta, Alaska Range, Yukon-Koyukuk Borough, Alaska, USA

Sanbornite

Formula: 
Ba2(Si4O10)
Strunz: 
9.EF.10
Hardness: 
5.0
Type Locality: 
Trumbull Peak Ba-silicate deposit, Trumbull Peak, Clearing House, Clearing House District, East Belt, Mariposa Co., California, USA

Seller Information

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