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Norbergite

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MEX663610

Norbergite

Fluorescent

Description Tabs

Description
Locality: 
Franklin, Sussex County, New Jersey, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 3 × 2.2 cm
Weight: 
26.00gr
Description

A nice small specimen of norbergite from the most famous uv area in the world. This norbergite fluoresce yellowish under the shortwave uv light.

Mineral Data
What's on the rock

Norbergite

Formula: 
Mg3(SiO4)(F,OH)2
Strunz: 
9.AF.40
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5
Type Locality: 
Östanmossa mine, Röberg ore field, Norberg, Västmanland, Sweden