Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Roweite & Johnbaumite

Views:
Watches:
JYJ913070

Roweite & Johnbaumite

Analysed

Description Tabs

Description
Locality: 
Shijiangshan Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.7 × 1.7 cm
Description

Brown roweite with white colourless johnbaumite on andradite-calcite matrix. 

SEM-EDS & Raman conf. no MA3456/7. Comes with a colour printed analysis. 

 

Mineral Data
What's on the rock

Roweite

Formula: 
Ca2Mn2+2B4O7(OH)6
Strunz: 
6.DA.25
Hardness: 
5.0
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Johnbaumite

Formula: 
Ca5(AsO4)3OH
Strunz: 
8.BN.05
Hardness: 
4.5
Streak: 
White
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA