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Barahonaite-(Fe) Yukonite & Pharmacosiderite Psm Cobaltarthurite

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Barahonaite-(Fe) Yukonite & Pharmacosiderite Psm Cobaltarthurite

Description Tabs

Description
Locality: 
La Reconquistada Claim, Pastrana, Mazarrón, Murcia, Spain
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 3 cm
Description

  A yellow pharmacosiderite replacing cobaltarthurite, Cubes of yellow pharmacosiderite are present too. With brown-red yukonite, orange arsenosiderite and yellow plate microscopic crystals barahonite-(Fe) in the rear part of the specimen.  

Mineral Data
What's on the rock

Barahonaite-(Fe)

Formula: 
(Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH,Cl)x·nH2O
Strunz: 
8.CH.60
Hardness: 
0.0
Type Locality: 
La Reconquistada claim (prospect near Dolores mine), Pastrana, Mazarrón-Águilas, Murcia, Spain

Yukonite

Formula: 
Ca3Fe3+(AsO4)2(OH)3·5H2O
Strunz: 
8.DM.25
Hardness: 
2.0 - 3.0
Streak: 
brown
Type Locality: 
Daulton Mine, Windy Arm, Tagish Lake, Carcross, Whitehorse Mining District, Yukon Territory, Canada

Pharmacosiderite

Formula: 
KFe3+4(AsO4)3(OH)4·6-7H2O
Strunz: 
8.DK.10
Hardness: 
2.5
Streak: 
white
Type Locality: 
Carharrack Mine, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK

Cobaltarthurite

Formula: 
(Co,Mg)Fe3+2(AsO4)2(OH)2·4H2O
Strunz: 
8.DC.15
Hardness: 
3.5 - 4.0
Type Locality: 
La Reconquistada claim (prospect near Dolores mine), Pastrana, Mazarrón-Águilas, Murcia, Spain

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