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Carlfriesite & Svanbergite

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Carlfriesite & Svanbergite

Raman & EDS confirmed material, new find!

Description Tabs

Description
Locality: 
North Star Mine, Mammoth, Tintic District, Juab County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.6 × 0.5 cm
Description

Beige, lustrous carlfriesite from a limited find associated with EDS & Raman confirmed distorted rhombs of svanbergite and yellow-green zemannite. 

Analysis attached, very rare from the North Star mine. 

 

Mineral Data
What's on the rock

Carlfriesite

Formula: 
CaTe4+2Te6+O8
Strunz: 
4.JK.25
Crystal System: 
Monoclinic
Hardness: 
3.5
Colour: 
Yellow
Type Locality: 
Bambollita Mine (Oriental Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico

Svanbergite

Formula: 
SrAl3(PO4)(SO4)(OH)6
Strunz: 
8.BL.05
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
white
Type Locality: 
Hålsjöberg (Horrsjöberg), Torsby, Värmland, Sweden
Analysis
Analysis Report - only: Carlfriesite & Svanbergite
Analysis Report - only: Carlfriesite & Svanbergite