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Lavendulan Psm Cobaltite & Erythrite

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PJM38294

Lavendulan Psm Cobaltite & Erythrite

Description Tabs

Description
Locality: 
Dome Rock Copper Mine, Boolcoomatta Reserve, Olary Province, South Australia, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.7 × 6.5 × 5.1 cm
Description

Turquoise to green lavendulan has replaced cobaltite crystals that are loaded through a quartzite matrix with dark pink erythrite crystals adding a bright contrast.

Where the cobaltite has not been replaced by lavendulan then either an empty cast exists or the cobaltite has been psuedomorphed by tan coloured smolianinovite

Specimen weighs 111 grams

Mineral Data
What's on the rock

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

Cobaltite

Formula: 
CoAsS
Strunz: 
2.EB.25
Crystal System: 
Orthorhombic - Pyramidal
Hardness: 
5.5

Erythrite

Formula: 
Co3(AsO4)2·8H2O
Strunz: 
8.CE.40
Hardness: 
1.5 - 2.5
Type Locality: 
Daniel Mine (St. Daniel Mine), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany
Earthstones Australia

Seller Information

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All goods must be paid for prior to shipping, all bids are binding.