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Bararite

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SKY800798

Bararite

Rare Mineral

Description Tabs

Description
Locality: 
Shamokin, Northumberland County, Pennsylvania, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.2 × 1.2 cm
Description

Pale pink yellowish crystals of the very rare ammonium silicofluoride mineral bararite from one of the few known localities worldwide.

Only 7 mineral species (of 5625) exist with the anion SiF6-, (source Mindat), so it is a real rarity !.

Don't get the opportunity to get this extreme rarity !

Note.- Some of the photos have a strong orange-yellow colour. The real color of the specimen is the one in photos 1, 2 and 7).

Mineral Data
What's on the rock

Bararite

Formula: 
(NH4)2[SiF6]
Strunz: 
3.CH.10
Crystal System: 
Hexagonal
Hardness: 
2.5
Type Locality: 
Barari Colliery, Jharia Coalfield, Bihar, India

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