Mineralpedia Details for Clinobarylite

Name	Locality	Tag	Reset
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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
WebMineral: View Clinobarylite
Mindat: View Clinobarylite

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.

Click thumbnail images for larger view.

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

Special Info: Type Locality

White platy crystals to 1mm in a 5x2mm area. Barylite is a very rare beryllium mineral found in only two occurences worldwide, both in the Khibiny Massif. Identified by Dr. Igor Pekov.