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Tephroite & Caryopilite

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BCK653624

Tephroite & Caryopilite

Ted Bartels collection
Type Locality

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4.3 × 2.8 cm
Description

You are bidding on a small miniature specimen with several vugs lined with numerous purple tephroite crystals with unusual growths of brown caryopilite crystals. There are also nice willemite crystals. Rich tephroite specimen from the Ted Bartels collection. 

Mineral Data
What's on the rock

Tephroite

Formula: 
Mn2+2SiO4
Strunz: 
9.AC.05
Crystal System: 
Orthorhombic Forms short prismatic crystals.
Hardness: 
6.0
Streak: 
Pale gray
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA

Caryopilite

Formula: 
(Mn,Mg)3(Si2O5)(OH)4
Strunz: 
9.ED.15
Hardness: 
3.0 - 3.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden

Seller Information

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