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Rustumite

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Rustumite

Rare Mineral

Description Tabs

Description
Locality: 
Negra Mine, Maconi, Cadereyta Municipality, Queretaro, Mexico
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.8 × 1.8 cm
Description

White crystal aggregates of the very rare calcium silicate mineral rustumite from a locality in Mexico.

Rustumite is a very rarely seen mineral in the systematic mineral market.

No more specimens available.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Rustumite

Formula: 
Ca10(Si2O7)2(SiO4)(OH)2Cl2
Strunz: 
9.BG.30
Hardness: 
0.0
Type Locality: 
Kilchoan, Ardnamurchan, North West Highlands (Argyllshire), Scotland, UK

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