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Ganophyllite

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BCK811005

Ganophyllite

Steven Phillips collection
Type Locality

Description Tabs

Description
Locality: 
Franklin Mine, Franklin, Sussex County, New Jersey, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 0.8 × 0.6 cm
Description

You are bidding on a small sample with fantastic, sharp crystals of ganophyllite in calcite matrix from Franklin out of the Steven Phillips collection. Extremely rare in this quality!

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

Ganophyllite

Formula: 
(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32·8H2O
Strunz: 
9.EG.30
Hardness: 
4.0 - 4.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden

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