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Coombsite

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SKY800836

Coombsite

Type Locality

Description Tabs

Description
Locality: 
Watsons Beach, Otago, South Island, New Zealand
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1 × 0.7 cm
Description

Orange brown crystal aggregates of coombstite, an extremely rare mineral found in only 3 localities worldwide, this one being from the type locality in New Zealand. Very rich specimen !

Coombsites from the type locality are very rare in the mineral market.

 

Mineral Data
What's on the rock

Coombsite

Formula: 
K(Mn,Fe,Mg)13(Si,Al)18O42(OH)14
Strunz: 
9.EG.35
Hardness: 
0.0
Type Locality: 
Watsons Beach, Otago, South Island, New Zealand

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