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Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

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Saranchinaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Blue saranchinaite on anhydrite. Acquired from MinTreasure. Brent Thorne specimen and photograph.

© Brent Thorne 2019

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Gypsum

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

A druse needle-shaped gypsum crystals on volcanic slag. FOV in height 6 mm.

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Bubnovaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Tiny, glassy, granular aggregate of bubnovaite in a sealed glass tube. Impossible to photograph at higher magnification due to imperfections in the glass surface. Author's material from Prof I Pekov, collected in 2014. Purchased from MinTreasure/Carsten Slotta in 2016.

© Andrew Hodgson

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Saranchinaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Pale blue, fine-grained saranchinaite on volcanic scoria with an unidentified green mineral. Author's material, purchased from Carsten Slotta/MinTreasure in 2020.

© Andrew Hodgson

👁 Image

Gypsum

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

A druse needle-shaped gypsum crystals on volcanic slag. FOV in height 5 mm

👁 Image

Saranchinaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Blue saranchinaite on anhydrite. Acquired from MinTreasure. Brent Thorne specimen and photograph.

© Brent Thorne 2019

👁 Image

Gypsum

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

A druse needle-shaped gypsum crystals on volcanic slag. FOV in height 6 mm.

👁 Image

Bubnovaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Tiny, glassy, granular aggregate of bubnovaite in a sealed glass tube. Impossible to photograph at higher magnification due to imperfections in the glass surface. Author's material from Prof I Pekov, collected in 2014. Purchased from MinTreasure/Carsten Slotta in 2016.

© Andrew Hodgson

👁 Image

Saranchinaite

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

Pale blue, fine-grained saranchinaite on volcanic scoria with an unidentified green mineral. Author's material, purchased from Carsten Slotta/MinTreasure in 2020.

© Andrew Hodgson

👁 Image

Gypsum

Naboko cinder cone, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia

A druse needle-shaped gypsum crystals on volcanic slag. FOV in height 5 mm