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Kolbeckite & Malhmoodite

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BCK792167

Kolbeckite & Malhmoodite

Type Locality

Description Tabs

Description
Locality: 
North Wilson Pit, Union Carbide Mine, Wilson Springs, Garland County, Arkansas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.5 × 0.5 cm
Description

You are bidding on a small sample with some tiny clusters of green kolbeckite crystals with attached white spheres of mahlmoodite. This extremely unusual find was limited to only a few samples and was mentioned in the Rocks and Minerals article on this locality. There are also many other single mahlmoodite spheres on the sample. Extremely rare and unusual association! Collected by and from the Mike Howard collection who authored the article on the Union Carbide Mine. 

Mineral Data
What's on the rock

Kolbeckite

Formula: 
ScPO4·2H2O
Strunz: 
8.CD.05
Hardness: 
3.0 - 5.0
Type Locality: 
Sadisdorf, Schmiedeberg, Erzgebirge, Saxony, Germany

Malhmoodite

Formula: 
FeZr(PO4)2·4H2O
Strunz: 
8.CE.75
Crystal System: 
Monoclinic
Hardness: 
3.0
Streak: 
White
Type Locality: 
Wilson Springs (Potash Sulfur Springs), Garland Co., Arkansas, USA

Seller Information

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