Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Macfallite

Views:
Watches:
JYJ845336

Macfallite

Description Tabs

Description
Locality: 
Manganese Creek, Copper Harbor, Keweenaw County, Michigan, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 2.3 × 2.4 cm
Description

Brown radiating macfallite from the Manganese mine, Copper Harbor, Michigan, USA. 

Very rich!

Mineral Data
What's on the rock

Macfallite

Formula: 
Ca2(Mn3+,Al)3(Si2O7)(SiO4)(OH)3
Strunz: 
9.BG.15
Crystal System: 
Monoclinic
Hardness: 
5.0
Type Locality: 
Manganese Mine, Copper Harbor, Keweenaw Co., Michigan, USA