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Formula: Cu7Te4+O4(SO4)5.KCl
Anhydrous sulphate, tellurium-bearing mineral, forms a series with
atlasovite
Crystal System: Tetragonal
Specific gravity: 4.18 measured, 3.974 calculated
Hardness: 2 to 2½
Streak: Yellow-brown
Colour: Translucent yellowish brown
Environments
Although nabokoite was approved in 1985, to date (November 2023) it has been reported only from
the type locality.
Localities
At the type locality, the Yadovitaya fumarole, Second scoria cone, Northern Breakthrough, Great Fissure
eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia, nabokoite is
associated with atlasovite,
chalcocyanite,
dolerophanite,
chloroxiphite,
euchlorine, piypite,
atacamite, alarsite,
fedotovite, lammerite,
klyuchevskite,
anglesite, langbeinite,
hematite and tenorite
(Mindat)
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