Mineralogy Database

Mineral Species containing Osmium (Os)

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Element Properties, Isotopic Compositions for Osmium

Osmium (Os) Minerals sorted by Descending Weight Percent

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10 Minerals containing Osmium (Os) sorted by Descending Weight Percent
% Os Mineral Name Chemical Formula MW
74.80 % Os Osmium # (Os,Ir) 190.71
74.78 % Os Erlichmanite OsS2 254.33
51.89 % Os Osarsite (Os,Ru)AsS 274.91
44.89 % Os Omeiite (Os,Ru)As2 317.76
31.27 % Os Rutheniridosmine (Ir,Os,Ru) 182.50
31.22 % Os Iridium # (Ir,Os,Ru,Pt) 182.79
17.59 % Os Hexaferrum ! (Fe,Os,Ru,Ir) 86.51
17.41 % Os Anduoite (Ru,Os)As2 273.20
13.85 % Os Ruthenium (Ru,Ir,Os) 137.33
5.48 % Os Hexamolybdenum ! (Mo,Ru,Fe,Ir,Os) 104.04

( Bold - Valid Mineral Name)
(* - Mineral Name is Not IMA Approved)
(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name)
(# - Grandfathered as valid)