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Norbergite

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QRI836873

Norbergite

Former collection Robert Trimingham (USA)
Rare Mineral

Description Tabs

Description
Locality: 
Sterling Hill, Ogdensburg, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.5 × 1.6 cm
Largest Crystal: 
0.50cm
Weight: 
18.00gr
Description

Orange norbergite lumps embedded in white calcite matrix. Strong color contrast, this rare specimen is quite aesthetic despite the systematic significance.
Acquired in Tucson 2018, it comes from the former collection of Robert Trimingham, dated back to 1977.

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

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