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Calcite & Willemite

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BCK813467

Calcite & Willemite

Steven Phillips collection
Classic 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: 
1.7 × 0.8 × 0.7 cm
Description

You are bidding on a small sample with fantastic spindle-like groups of calcite prisms in bundles on a matrix of 'beta'-willemite crystals as short hexagonal barrels. 

This specimen is from the Steven Phillips collection of Franklin District micromounts and rarities curated by Vandall King, and features specimens from a multitude of well-known collectors of the locality including Alice Kraissl, Russ DeRoo, Dave Cook, Van King and others. Many of these samples may be featured in photos in the upcoming three volume series of books being compiled by Vandall King.

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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

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