Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Columbite-(Mn)

Views:
Watches:
SYM915704

Columbite-(Mn)

Rare Mineral

Description Tabs

Description
Locality: 
Noyes Mountain Quarry, Greenwood, Oxford County, Maine, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.7 × 1.5 cm
Description

Nice crystal of columbite-(Mn) on the matrix. 

Mineral Data
What's on the rock

Columbite-(Mn)

Formula: 
(Mn,Fe)(Nb,Ta)2O6
Strunz: 
4.DB.35
Hardness: 
6.0