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Formula: SnSe
Selenide of tin
Crystal System: Orthorhombic
Specific gravity: 6.08 calculated
Environments
Svetlanaite is a new mineral, approved in 2020 and to date (June 2022) reported only from the type locality.
Localities
At the type locality, the Ozernovskoe deposit, Kamchatka Krai, Russia, svetlanaite occurs in the high-sulphidation
epithermal gold deposit. It forms tiny euhedral spindles, 0.5-2 μm × 10–15 μm, in
quartz, in close association with
cassiterite, rutile,
mohite, mawsonite,
kiddcreekite, hemusite,
tellurium, kostovite and
selenium-bearing goldfieldite,
bismuth and
tetrahedrite-tennantite
(MM 86.2.234-242).
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