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Formula: PtSe2
Selenide of platinum,
melonite group
Crystal system: Trigonal
Specific gravity: 9.7 calculated
Hardness: 2 to 2½
Colour: Yellowish white
Environments
Localities
At the type locality, the Srednyaya Padma mine, Zaonezhie peninsula, Medvezhyegorsky District, Republic of Karelia,
Russia, sudovikovite occurs as irregular grains, up to 180 microns in size, in
clausthalite in a dolomite -
roscoelite veinlet. Associated minerals include
clausthalite, guanajuatite,
insizwaite, padmaite,
bohdanowiczite,
sobolevskite, froodite,
polarite, bismuth,
gold, roscoelite,
dolomite and quartz
(AM 83.1117-1121).
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