Georgbokiite

georgbokiite

burnsite

chloromenite

sofiite

Images

Formula: Cu5O2(Se4+O3)2Cl2
Oxide, paramorph of parageorgbokiite
Hardness: 4
Streak: Yellowish brown
Colour: Chestnut brown, dark brown
Environments

Fumeroles

To date (June 2021) georgbokiite has been found only at the type locality, as a product of fumarolic activity at a temperature of 200oC (Webmin).

Localities

At the type locality, the Great Fissure eruption, Tolbachik volcano, Kamchatka Krai, Russia, georgbokiite is a rare fumarolic sublimate. Associated minerals include burnsite, chloromenite, sofiite, ilinskite, cotunnite, halite, and moissanite (HOM).

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