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Makatite & Villiaumite

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SHS105828

Makatite & Villiaumite

Description Tabs

Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1 × 0.5 cm
Description

White makaite crystals with pink villiaumite and argirine

Mineral Data
What's on the rock

Makatite

Formula: 
Na2Si4O8(OH)2·4H2O
Strunz: 
9.EE.45
Crystal System: 
Monoclinic
Hardness: 
0.0
Colour: 
white
Type Locality: 
Lake Magadi, South Rift Valley, Rift Valley Province, Kenya

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