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Mineralpedia Details for Clinobarylite

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Clinobarylite

Clinobarylite

Named as the monoclinic dimorph of barylite. Clinobarylite is found as radial aggregates of platy to prismatic crystals. The type and only locality for Clinobarylite is in the Khibiny massif on the Eveslogschorr and Yukspor mountains in the Kola Peninsula of Russia, where it occurs in alkaline pegmatites.

Ref. Minerals and their Localities, Bernard, J.H. and Hyršl, J. (2004)


Formula
BaBe2Si2O7 
Crystal System
Orthorhombic 
Crystal Habit
Radial, Aggregates, Platy 
Cleavage
Perfect, Very Good, Very Good 
Luster
Vitreous (Glassy) 
Color
colorless 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
6.5 
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Clinobarylite from Yukspor Mt, Khibiny Massif, Kola Peninsula, Russia

Clinobarylite
            from Yukspor Mt, Khibiny Massif, Kola Peninsula, Russia

Extremely rare beryllium-barium silicate. This specimen is rich in white radial, platy to prismatic crystals to 4mm in Microcline. Identified by Dr. Igor Pekov.

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