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Libethenite & Corkite

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JYJ772008

Libethenite & Corkite

New find! 20-03-18-ge2 EDS conf.

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.3 × 1.2 cm
Description

Olive green libethenite on germanite with yellow corkite. New find! 20-03-18-ge2 EDS conf.. At the Tsumeb mine the formation of phosphates is rare and limited to a few assemblages. Other minerals associated are tsumebite and (pyromorphite). The latter one might not be present on this sample. 

Analysis attached. New mineral in the list of Tsumeb minerals. 

 

 

Mineral Data
What's on the rock

Libethenite

Formula: 
Cu2(PO4)(OH)
Strunz: 
8.BB.30
Crystal System: 
Monoclinic
Hardness: 
4.0
Type Locality: 
Podlipa deposit, Ľubietová (Libetbánya; Libethen), Banská Bystrica Co., Banská Bystrica Region, Slovakia

Corkite

Formula: 
PbFe3(PO4)(SO4)(OH)6
Strunz: 
8.BL.05
Hardness: 
3.5 - 4.5
Type Locality: 
Glandore Mine (Aghatubrid Mine; Glendore Mine), Glandore, Co. Cork, Ireland