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Olshanskyite

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PMN687472

Olshanskyite

Description Tabs

Description
Locality: 
Shijiangshan Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4 × 4.5 × 3 cm
Largest Crystal: 
1.00cm
Weight: 
35.00gr
Description

Sharp olshanskyite miniature in a nice radiating cluster on the disctinctive matrix consisting of a mix green andradite and white johnbaumite. Small crystals of andradite are present on the specimen. This piece has a nice silky white sheen to it and presents really well in person.
From the 2017 find that re-defined the standard for olshanskyite. Read all about this mine and it's minerals in Lapis magazine.
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Mineral Data
What's on the rock

Olshanskyite

Formula: 
Ca3[B(OH)4]4(OH)2
Strunz: 
6.CA.55
Hardness: 
4.0
Type Locality: 
Titovskoe B deposit, Tas-Khayakhtakh Range, Dogdo River Basin, Polar Yakutia, Sakha Republic (Saha Republic; Yakutia), Eastern-Siberian Region, Russia