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Metavoltine with Tamarugite - Vulcanello crater, Vulcano Island, Lipari, Eolie Islands, Messina Province, Sicily, Italy (#:MINS7999)

Group of lamellar yellow crystals of Metavoltine xls up to 2 mm with small clear Tamarugite xls in association richly set on matrix.
Ex Francesco Bedognč collection.


Formula :
K2Na6(Fe2+,Cu,Zn)Fe63+[(OH)4/(SO4)12] * 6 H2O

System: trigonal Hardness:2½ Rarity:not common
Strunz id:VI/D.14-10 - SULFATES, CHROMATES, MOLYBDATES and TUNGSTATES
Name origin: From the Greek μετά = "with" and voltaite, in allusion to the species original association with voltaite.

Specimen weight:134 gr.
Crystal size:1 mm
Overall size: 70mm x 60 mm x 30 mm

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Metavoltine with Tamarugite -  Vulcanello crater, Vulcano Island, Lipari, Eolie Islands, Messina Province, Sicily, Italy

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