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Ernstite

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SER959237

Ernstite

Description Tabs

Description
Locality: 
St John's Quarry, Kapunda, Mount Lofty Ranges, South Australia, Australia
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.5 × 2.1 cm
Description

some clusters of yellow-brown ernstite ; sold with this old label

Mineral Data
What's on the rock

Ernstite

Formula: 
(Mn2+,Fe3+)Al(PO4)(OH,O)2·H2O
Strunz: 
8.DD.20
Hardness: 
3.0 - 3.5
Type Locality: 
Davib East Farm 61 (Davib Ost Farm), Karibib District, Erongo Region, Namibia