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Alumoklyuchevskite

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CSL149201

Alumoklyuchevskite

Rare Mineral

Description Tabs

Description
Locality: 
Yadovitaya Fumarole, Second Scoria Cone, Great Fissure, Tolbachik Volcano, Kamchatka Krai, Russian Federation
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.4 × 1 cm
Description

Alumoklyuchevskite is a fairly rare mineral occurs only Tolbachik volcano, Russia. This is a K-Cu-Al sulfate mineral which forms greenish brown acicular crystals with emerald green euchlorine on volcanic scoria.

Mineral Data
What's on the rock

Alumoklyuchevskite

Formula: 
K3Cu3(Al,Fe3+)(SO4)4O2
Strunz: 
7.BC.45
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Great Fissure eruption (Main Fracture), Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia...
Loranth Minerals

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