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Formula: (Fe,Zn)S
Sulphide, sphalerite group,
paramorph of buseckite,
keilite and troilite
Crystal System: Isometric
Specific gravity: 3.79 calculated
Hardness: 4
Streak: Brownish black
Colour: Black
Environments
Localities
The type locality is the Indarch meteorite, Shusha, Aghjabadi District, Azerbaijan. Rudashevskyite, the
Fe-dominant
analogue of sphalerite, is an accessory phase in the
enstatite
chondrite.
It occurs as polycrystalline grains, 5–120 microns in size, associated with
clinoenstatite, iron variety
kamacite, troilite,
oldhamite, niningerite,
schreibersite and
roedderite
(AM 93.902-909).
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