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Wiluite

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LGM35876

Wiluite

Ex Dr. Krantz collection, Bonn, Germany
With Antique Label

Description Tabs

Description
Locality: 
Vilui River Basin, Sakha Republic, Russian Federation
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 8 × 5 cm
Largest Crystal: 
1.50cm
Description

Two dark brown wiluite crystals in typical matrix. The white spote in the matrix are unclearly developed Achtaragdite (Grossular-Hibschite Series) crystals.
The decription on the label means:
Left coast of the Wilui river, 1 kms up the mouth of the river Achtaranda, Siberia --> Type locality for Wiluite.
Weight: 280 grams

Mineral Data
What's on the rock

Wiluite

Formula: 
Ca19(Al,Mg)13(B,☐,Al)5(Si2O7)4(SiO4)10(O,OH)10
Strunz: 
9.BG.35
Crystal System: 
Tetragonal
Hardness: 
6.0
Type Locality: 
Vilyui River Basin (Vilui River Basin; Wilui River Basin), Sakha Republic (Saha Republic; Yakutia), Eastern-Siberian Region, Russia

Seller Information

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