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Boltwoodite

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MBM1159085

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Description
Locality: 
Langer Heinrich Mine, Namib-Naukluft, Arandis, Erongo Region, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2 cm
Description

Interesting two specimens of Boltwoodite up to 8mm from the Langer Heinrich Mine, Namib-Naukluft, Arandis in Namibia.

Mineral Data
What's on the rock

Boltwoodite

Formula: 
(K,Na)(UO2)[HSiO4]·0.5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Pick's Delta Mine (Delta Mine; Pick's Mine), Delta, San Rafael District (San Rafael Swell), Emery Co., Utah, USA...

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10
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Start 01 Feb 18:00
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Shipping Information

Postage Area Price
Germany
7
Europe
10
Worldwide
14
USA (tracked and injured)
30

Bid History

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