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Ferro-ferri-fluoro-leakeite

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AMM1045842

Ferro-ferri-fluoro-leakeite

Rare Mineral

Description Tabs

Description
Locality: 
Khaldzan Buragtag Massif, Myangad District, Khovd Province, Mongolia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2.5 × 2 cm
Description

Fine specimen rich of black elongated ferro-ferri-fluoro-leakeite crystals high in contrast to reddish ca-bearing elpidite-matrix. The specimen hosts lots of well-formed ferro-ferri-fluoro-leakeite crystals.

Ferro-ferri-fluoro-leakeite is only known from four localities worldwide. Rare mineral.

Mineral Data
What's on the rock

Ferro-ferri-fluoro-leakeite

Formula: 
Na(Na2)(Fe2+2Fe3+2Li)(Si8O22)(F)2
Strunz: 
9.DE.25
Crystal System: 
Monoclinic
Hardness: 
6.0
Type Locality: 
Canada Pinabete pluton, Questa, Taos Co., New Mexico, USA

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Money back guarantee is valid until 14 days after receiving the payment. The refund will be initiated immediately upon receiving the minerals back. Due to the return time, there may be a delay in the refund.