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Jeremejevite

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NST658501

Jeremejevite

Description Tabs

Description
Locality: 
Mile 72, Cape Cross, Arandis, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 1.3 × 1.3 cm
Description

Jeremejevite on matrix is rare. This is a 5 mm, blue, transparent, gemmy jeremejevite crystal in feldspar matrix from famous Mile 72.

Mineral Data
What's on the rock

Jeremejevite

Formula: 
Al6(BO3)5(F,OH)3
Strunz: 
6.AB.15
Crystal System: 
Hexagonal
Hardness: 
7.0
Type Locality: 
Soktuj Gora (Mount Soktuj), Adun-Cholon Range, Nerchinsk Gem mines, Nerchinsk (Nertschinsk), Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia...