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Holdenite & Kolicite

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BCK561387

Holdenite & Kolicite

Type Locality

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Massive/Crystalline
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.5 × 0.6 cm
Description

You are bidding on a small sample with rich pink holdenite and orange kolicite from the type locality for both species. Rare!

Mineral Data
What's on the rock

Holdenite

Formula: 
(Mn2+,Mg)6Zn3(AsO4)2(SiO4)(OH)8
Strunz: 
8.BE.55
Hardness: 
4.0
Streak: 
White
Type Locality: 
Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Kolicite

Formula: 
Mn2+7Zn4(AsO4)2(SiO4)2(OH)8
Strunz: 
8.BE.60
Hardness: 
4.5
Colour: 
Red brown
Streak: 
White
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Seller Information

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