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Katoptrite from
Sjögruvan, Grythyttan, Hällefors, Örebro County, Sweden

Classification
Species:Katoptrite
Formula:(Mn2+,Mg)13(Al,Fe3+)4Sb25+(SiO4)2O20
Confirmation
Validity:Believed Valid
References
References:Igelström (1885) Bulletin de la Société française de Minéralogie: 8: 143 (as Hematostibite).; Igelström, L.J. (1886): Polyarsenit och hæmatostibiit. Geologiska Föreningen i Stockholm Förhandlingar 8: 179-181; Moore, P. B. (1972). III. On Igelström's Manganese Arsenates and Antimonates from the Sjö Mine, Grythyttan, Örebro County, Sweden. GFF, 94(3), 423-434.
Associated Minerals:
Associates:Baryte
Calcite
Jacobsite
Tephroite
Data
Mineral Data:Click here to view Katoptrite data
Locality Data:Click here to view Sjögruvan, Grythyttan, Hällefors, Örebro County, Sweden
Nearest other occurrences of Katoptrite
28.3km (17.6 miles) Långban mine, Långban Ore District, Filipstad, Värmland County, Sweden
32.6km (20.3 miles) Kitteln Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Värmland County, Sweden
32.7km (20.3 miles) Finngruvan-Gröngruvan, Nordmark Odal Field (Nordmarksberg), Filipstad, Värmland County, Sweden
32.7km (20.3 miles) Brattfors Mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Värmland County, Sweden
32.9km (20.4 miles) Moss mine, Nordmark Odal Field (Nordmarksberg), Filipstad, Värmland County, Sweden
33.2km (20.6 miles) Jakobsberg Mine, Jakobsberg ore field, Nordmark District, Filipstad, Värmland County, Sweden
 
Mineral and/or Locality  
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