Images
Formula: Pb8Mn(Si2O7)3
Sorosilicate (Si2O7 groups), manganese-bearing
mineral
Specific gravity: 6.55 to 6.72
Hardness: 3
Streak: White
Colour: White to pinkish white, darkens on exposure to light
Solubility: Gelatinises in hydrochloric acid
Common impurities: Al,Fe,Zn,Mg,Ca
Environments
Localities
At the type locality, the Harstigen Mine, Pajsberg, Persberg ore district, Filipstad, Värmland County, Sweden,
barysilite occurs in iron ore
(HOM).
Barysilite from the Harstigen Mine -
Image
At the Franklin Mine, Franklin, Franklin Mining District, Sussex County, New Jersey, USA, barysilite occurs
as thin fllms and veinlets in a metamorphosed zinc orebody, associated with
garnet, willemite,
axinite and hardystonite
(HOM).
Barysilite from the Franklin Mine -
Image
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