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Mathiasite

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SKY937241

Mathiasite

Rare Mineral

Description Tabs

Description
Locality: 
Changma Kimberlite, Mengyin County, Linyi, Shandong Province, China (Peoples Republic)
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.3 × 0.2 cm
Description

Black metallic crystal group of mathiasite (labeled as mongshanite in the plastic box), a very rare mineral almost never seen in the mineral market, from an unusual locality in China

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Mathiasite

Formula: 
(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38
Strunz: 
4.CC.40
Hardness: 
7.5
Type Locality: 
Bultfontein Mine, Kimberley, Francis Baard District, Northern Cape Province, South Africa

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