Amphibole Supergroup (Var: Uralite), Magnetite

Specimen ID: DAF-4W4

Mineral(s)
Amphibole Supergroup (Var: Uralite) : AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Magnetite : Fe2+Fe3+2O4
Locality
As recorded:
Calumet Mine, Turret Mining District, Chaffee County, Colorado, USA
Mindat locality:
Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite deposit; Patented Placer claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret Mining District, Chaffee County, Colorado, USA
Dimensions
6cm x 5cm x 3cm
Previous data
Mineral(s)
Uralite, Magnetite
Acquisition date:
23rd Jul 2014
Name withheld

Events

Photo added to mindat.org

“Magnetite crystals to 4mm on uralite. ”
Garra Háki - 22nd August 2014
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