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Cotunnite from Russia
2UL-E6XCotunnite PbCl2
Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, RussiaField of View: 3.34 mm
Grey crystals of cotunnite with some unidentified minerals on altered lava from the Great Fissure Eruption, Tolbachik, Kamchatka, Russia. My catalogue number 3195. The specimen was provided by the Russian mineralogist Pavel Kartashov. Collection and photo OT. Ljøstad.
9E7-G9TBurnsite KCdCu2+7(SeO3)2O2Cl9 , Cotunnite PbCl2
Second scoria cone, Northern Breakthrough, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, RussiaDimensions: 68 μm x 32 μm x 15 μm
Field of View: 0.1 mm
SEM photo of a tiny light green, almost colorless grain of Cotunnite with several inclusions of the exceedingly rare Burnsite, Intermixed throughout the specimen. The Dark gray on the photo is Cotunnite, the light gray appears to be the Burnsite inclusions. Burnsite is easily one of the Rarest species from the Tolbachik Volcano, only a handful of specimens are known!

