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Friedelite Willemite & Cahnite

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BCK577755

Friedelite Willemite & Cahnite

Type Locality

Description Tabs

Description
Locality: 
Sterling Mine, Ogdensburg, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.1 × 1.3 cm
Description

You are bidding on a beautiful sample with a large vug hosting several nice clusters of peach colored friedelite, a complex prism of willemite, and a small, sharp, highly modified cahnite crystal. There is also an unknown crystal with a green coating that would be interesting to analyze. 

Mineral Data
What's on the rock

Friedelite

Formula: 
(Mn,Fe)8Si6O15(OH,Cl)10
Strunz: 
9.EE.10
Hardness: 
4.0 - 5.0
Streak: 
White
Type Locality: 
Montagne d'Azet, Aderville, Louron Valley, Hautes-Pyrénées, Midi-Pyrénées, France...

Willemite

Formula: 
Zn2SiO4
Strunz: 
9.AA.05
Hardness: 
5.5
Streak: 
White
Type Locality: 
Vieille Montagne (Altenberg; Kelmisberg), Moresnet, Kelmis, Plombières-Vieille Montagne District (Plombières-Altenberg), Verviers, Liège Province, Belgium

Cahnite

Formula: 
Ca2[B(OH)4](AsO4)
Strunz: 
6.AC.70
Hardness: 
3.0
Streak: 
White
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Seller Information

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