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Chudobaite Picropharmacolite & Hörnesite

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RSG789288

Chudobaite Picropharmacolite & Hörnesite

Description Tabs

Description
Locality: 
Aït Ahmane, Zagora Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2 × 3 × 2.3 cm
Description

Sets of gemmy bright pink chudobaite crystals with some picropharmacolite sprays and light pink hornesite. An article was written about the chudobaite on the "bou Azzer" book of the french association of micromoineralogy. Was first describe as cobaltkorritnigite before to be analyzed.

Rare minerals for an uncommon locality.

Mineral Data
What's on the rock

Chudobaite

Formula: 
(Mg,Zn)5(AsO4)2(HAsO4)2·10H2O
Strunz: 
8.CE.05
Crystal System: 
Triclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Picropharmacolite

Formula: 
Ca4Mg(AsO4)2(HAsO4)2·11H2O
Strunz: 
8.CH.15
Crystal System: 
Monoclinic Needles and encrustations
Hardness: 
1.0 - 2.0
Streak: 
White
Type Locality: 
Ore dumps, Richelsdorf Smelter, Süss, Richelsdorf District, Hesse, Germany

Hörnesite

Formula: 
Mg3(AsO4)2·8H2O
Strunz: 
8.CE.40
Hardness: 
1.0
Type Locality: 
Ciclova (Csiklova), Oraviţa-Ciclova Cu-Mo-(W) ore field, Banat Mts, Caraş-Severin Co., Romania

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