Minerals identify

Know how to recognize them

Norbergite

Nesosilicates

Norbergite is a nesosilicate mineral with formula Mg )2. It is a member of the humite group.

It was first described in 1926 for an occurrence in the Östanmoss iron mine in Norberg , for which it is named. It occurs in contact metamorphic zones in carbonate rocks rocks or pegmatites supplying the fluorine. Associated minerals include dolomite, grossular, monticellite , fluoborite and phlogopite

Identification

Color of mineral

Yellow
Orange
Brown
Pink
White

Mohs scale ( mineral hardness )

6
6.5

Density ( specific gravity )

1.563
1.567
1.59

Luster ( interacts light )

Resinous
Vitreous

Crystal ( diaphaneity )

Orthorhombic