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Jeremejevite

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JYJ615484

Jeremejevite

Description Tabs

Description
Locality: 
Emmelberg, Üdersdorf, Daun, Eifel, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.1 × 0.75 cm
Description

Intense blue jeremejevite with intense blue colour. 

Beautiful!

References:

Beyer, H., Schnorrer-Köhler, G., Jeremejewit-Neufund in der Eifel und die Beteiligung von Bor bei der Mineralbildung in Schlackenauswürflingen der Eifeler Vulkane, Der Aufschluss 32, 125-129, 1981

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...