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Windhoekite & Villiaumite

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BCK621413

Windhoekite & Villiaumite

Type Locality

Description Tabs

Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.1 × 0.9 cm
Description

You are bidding on a small sample with a vug hosting a few hairlike sprays of analyzed brown windhoekite, with nice balls of greenish-brown tuppersuatsiaite, numerous sharp villiaumite crystals, and some tiny white aggregates of ellingsenite. 

Mineral Data
What's on the rock

Windhoekite

Formula: 
Ca2Fe3+2.67[Si8O20](OH)4·10H2O
Strunz: 
9.EE.20
Hardness: 
2.0 - 0.0
Streak: 
Beige
Type Locality: 
Aris Quarries (Ariskop Quarry; Railway Quarry), Aris, Windhoek District, Khomas Region, Namibia

Villiaumite

Formula: 
NaF
Strunz: 
3.AA.20
Crystal System: 
Isometric
Hardness: 
2.0 - 2.5
Streak: 
White
Type Locality: 
Rouma Island (Roume Island; Roma Island; Ruma Island), Los Archipelago (Los Islands), Guinea

Seller Information

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