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Alumoklyuchevskite & Lyonsite

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AMM1016419

Alumoklyuchevskite & Lyonsite

Rare Mineral

Description Tabs

Description
Locality: 
Yadovitaya Fumarole, Second Scoria Cone, Great Fissure, Tolbachik Volcano, Kamchatka Krai, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1 × 1.5 cm
Description

Excellent specimen absolutely richly decorated with dark green alumoklyuchevskite needles covering the whole frontside of the specimen. Grown on it are countless dark red lyonsite needles. The lyonsite needles are spread over the entire alumoklyuchevskite surface. Extremely rich specimen.

Alumoklyuchevskite is only known from five localities worldwide. Lyonsite is only known from seven localities worldwide. A beautiful specimen with two very rare minerals in high quality concentration. Very rare.

Note: The box is hermetically sealed so that the minerals are not affected by ageing.

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...

Lyonsite

Formula: 
Cu3Fe4(VO4)6
Strunz: 
8.AB.40
Crystal System: 
Orthorhombic
Hardness: 
0.0
Type Locality: 
Izalco Volcano, Sonsonate Department, El Salvador

Seller Information

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Seller's terms and conditions

Accepted payment methods: PayPal, bank transfer.

Money back guarantee is valid until 14 days after receiving the payment. The refund will be initiated immediately upon receiving the minerals back. Due to the return time, there may be a delay in the refund.