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Brandtite & Quartz

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BCK811022

Brandtite & Quartz

Steven Phillips collection
Rare Mineral

Description Tabs

Description
Locality: 
Sterling Hill, Ogdensburg, Sussex County, New Jersey, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 1 × 0.8 cm
Description

You are bidding on a small sample with some nice, small clusters and single bladed crystals of brandtite on matrix with nice quartz crystals from Sterling Hill. 

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

Brandtite

Formula: 
Ca2(Mn2+,Mg)(AsO4)2·2H2O
Strunz: 
8.CG.10
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

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