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Vauxite, Allophane


Vauxite : Fe2+Al2[OH|PO4]2 · 6H2O, Allophane : (Al2O3)(SiO2)1.3-2·2.5-3H2O

Photo Copyright © Danny Jones  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Siglo Veinte Mine (Siglo XX Mine; Llallagua Mine; Catavi), Llallagua, Rafael Bustillo Province, Potosí Department, Bolivia
2.6cm x 1.9cm x 1.7cm
An outstanding cluster of Vauxite on a white Allophane matrix. Originally in collection of Alfredo Petrov. Purchased from him August 16, 2008. Now in collection of Danny Jones

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