Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Roweite & Johnbaumite On Andradite

Views:
Watches:
PMN629679

Roweite & Johnbaumite On Andradite

Description Tabs

Description
Locality: 
Shijiangshan Mine, Hexigten Banner, Chifeng City, Inner Mongolia, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 2.2 cm
Largest Crystal: 
2.50cm
Weight: 
49.00gr
Description

Lamellar roweite blades sit prominently on this andradite matrix, on the back - not photographed you will find some surprising white johnbaumite crystals. This again is a great piece for the 2017 finds that made roweite famous and is great mineral news. Presented upright make this a very fine miniature.

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

Andradite

Formula: 
Ca3Fe3+2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Drammen, Buskerud, Norway