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Tephroite & Willemite

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BCK798791

Tephroite & Willemite

Steven Phillips collection
Type Locality

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1.3 cm
Description

You are bidding on an absolutely amazing sample with beautiful, large, grape-purple tephroite crystals in several matrix cavities with abundant, sharp willemite crystals and other species. As good as this species gets! From the Steve Phillips collection of Franklin District micromounts and rarities. 

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

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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