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Desautelsite With Artinite

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DVE118999

Desautelsite With Artinite

Ex-David J. Eicher Collection
Rare Mineral

Description Tabs

Description
Locality: 
Artinite Pit, San Benito County, California, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 3.5 × 2.4 cm
Description

Block of country rock with a spray of white artinite crystals and, predominantly on one side, orange microcrystals of the rare mineral desautelsite, magnesium manganese carbonate hydroxide hydrate. Rare material.

Mineral Data
What's on the rock

Desautelsite

Formula: 
Mg6Mn3+2(OH)16[CO3]·4H2O
Strunz: 
5.DA.50
Hardness: 
2.0
Type Locality: 
Cedar Hill Quarry (Stoltzfuss Quarry), Fulton Township, State Line Chromite District, Lancaster Co., Pennsylvania, USA

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
David J. Eicher

Seller Information

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