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Artinite On Antigorite

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CLB88658

Artinite On Antigorite

Classic Locality

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Description
Locality: 
Arensberg, Zilsdorf, Hillesheim, Vulkaneifel, Rhineland-Palatinate, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
10.2 × 8.3 × 8.4 cm
Description

Very rich big specimen of white acicular artinite crystals on dark brown volcanic matrix. The grayish-blue mineral might be antigorite, but I'm not 100 % sure. I could have it analyzed for the buyer.

Mineral Data
What's on the rock

Artinite

Formula: 
Mg2(CO3)(OH)2·3H2O
Strunz: 
5.DA.10
Crystal System: 
Monoclinic
Hardness: 
2.5
Streak: 
White
Type Locality: 
Dossi di Franscia (Franscia Mine; Franscia Mines; Franscia Quarries), Campo Franscia (Franscia), Lanzada, Lanterna Valley, Malenco Valley, Valtellina, Sondrio Province, Lombardy, Italy

Antigorite

Formula: 
Mg3(Si2O5)(OH)4
Strunz: 
9.ED.15
Hardness: 
3.5 - 4.0
Type Locality: 
Antigorio Valley, Ossola Valley, Piedmont, Italy

Seller Information

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