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Canutite Magnesiokoritnigite & Lavendulan

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SKY203042

Canutite Magnesiokoritnigite & Lavendulan

Rare Mineral
Type Locality

Description Tabs

Description
Locality: 
Torrecillas Mine, Salar Grande, Iquique Province, Tarapacá Region, Chile
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 3.5 × 3 cm
Description

Exceptional colorful combination of two new minerals : canutite (IMA 2013-070) and magnesiokoritnigite (IMA 2013-049): canutite occurs as sharp brown crystals whereas magnesiokoritnigite occurs as pinkish aggregates, both minerals associated to very nice deep blue lavendulan and greenish yellow scorodite (fifth photo). Canutite and magnesiokoritnigite are a one locality mineral worldwide, so both are extreme rarities. Very nice under the microscope

Mineral Data
What's on the rock

Canutite

Formula: 
NaMn3[AsO4][AsO3(OH)]2
Strunz: 
8.00.
Hardness: 
2.5 - 0.0
Streak: 
Pale tan
Type Locality: 
Torrecillas mine, Salar Grande, El Tamarugal Province, Tarapacá Region, Chile

Magnesiokoritnigite

Formula: 
Mg(AsO3OH)·H2O
Hardness: 
3.0 - 0.0
Streak: 
White
Type Locality: 
Torrecillas mine, Salar Grande, El Tamarugal Province, Tarapacá Region, Chile

Lavendulan

Formula: 
NaCaCu5(AsO4)4Cl·5H2O
Strunz: 
8.DG.05
Hardness: 
2.5
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

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