Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Pyrochlore Group

Views:
Watches:
MGR812272

Pyrochlore Group

Rare Mineral

Description Tabs

Description
Locality: 
Vishnevye Mountains, Chelyabinsk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.4 × 8.1 × 5.7 cm
Description

Glossy and partially gemmy, burnished brown pyrochlore octohedrons aesthetically set on  matrix. A very fine specimen from Veshnovogorsk, Ural Mts., Russia. Pyrochlore is an uncommon niobium oxide. This is a superb specimen with extremely rich crystals, of high lustre, and good quality.

Mineral Data
What's on the rock

Pyrochlore Group

Formula: 
A2Nb2(O,OH)6Z
Strunz: 
4
Crystal System: 
Isometric
Hardness: 
5 - 5.5
Colour: 
Brown, yellow-brown, reddish brown, orange, black
Streak: 
Light brown, yellow-brown