Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Nontronite & Graphite

Views:
Watches:
CLB546618

Nontronite & Graphite

Classic Locality

Description Tabs

Description
Locality: 
Zwingau Shaft, Pfaffenreut, Untergriesbach, Lower Bavaria, Bavaria, Germany
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.7 × 6.6 × 1.5 cm
Description

Green nontronite and black graphite on matrix. Orange mineral might be clinohumite.

Mineral Data
What's on the rock

Nontronite

Formula: 
Na0.3Fe2((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.40
Hardness: 
1.5 - 2.0
Type Locality: 
Saint-Pardoux-la-Rivière, Dordogne, Aquitaine, France

Graphite

Formula: 
C
Strunz: 
1.CB.05a
Crystal System: 
Hexagonal
Hardness: 
1.0 - 2.0

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Item Toolbox