Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Norbergite & Graphite

Views:
Watches:
SMM830570

Norbergite & Graphite

Fluorescent

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2 × 2 cm
Description

Good sample with many, rounded, pale yellow, crystals of norbergite that have a strong yellow fluorescence in short-wave UV light, together with metallic high luster tabular hexagonal crystals of graphite, the matrix (calcite) have a strong blue fluorescence.

Boxed with Label
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

Graphite

Formula: 
C
Strunz: 
1.CB.05a
Crystal System: 
Hexagonal
Hardness: 
1.0 - 2.0

Seller Information

Payment options: offline, paypal_wpp, paypal_wps