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Flinkite & Cahnite

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BCK969244

Flinkite & Cahnite

Type Locality

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.9 × 0.9 × 0.8 cm
Description

You are bidding on a small, but fantastic and extremely rare sample with very rich clusters of brown flinkite crystals scattered over cavities with numerous small white modified tetrahedra of cahnite. Very hard to find assemblage from Franklin. Collected by Alice Kraissl and all of the few samples of the find originated from her. 

Mineral Data
What's on the rock

Flinkite

Formula: 
Mn2+2Mn3+(AsO4)(OH)4
Strunz: 
8.BE.30
Hardness: 
4.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden

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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