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Wiluite

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NST605824

Wiluite

Type Locality

Description Tabs

Description
Locality: 
Vilui River Basin, Sakha Republic, Russian Federation
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3 × 2.5 cm
Largest Crystal: 
1.30cm
Description

A cluster of greenish-yellowish-brown wiluite from the type locality.

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