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Scarbroite & Allophane

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TPX721187

Scarbroite & Allophane

Rare Mineral

Description Tabs

Description
Locality: 
Magaña, Soria, Castile & León, Spain
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 4.7 × 2.7 cm
Weight: 
70.00gr
Description

Very interesting and rare specimen of white scarbroite with blue allophane from this small outcrop found when doing some works in the carrereta of this small town.

Mineral Data
What's on the rock

Scarbroite

Formula: 
Al5(CO3)(OH)13·5H2O
Strunz: 
5.DA.35
Crystal System: 
Monoclinic
Hardness: 
0.0
Colour: 
White
Type Locality: 
South Bay, Scarborough, North Yorkshire, England, UK

Allophane

Formula: 
(Al2O3)(SiO2)1.3-2·2.5-3H2O
Strunz: 
9.ED.20
Crystal System: 
Amorphous
Hardness: 
3.0
Streak: 
White
Type Locality: 
Gräfenthal, Thuringian Forest, Thuringia, Germany

Seller Information

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