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Demartinite
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| Demartinite.5832 Formula: K2 Si F6 Name: Demartinite Unit cell: 5.6461 5.6461 9.2322 90.0 90.0 120.0 , V=254.88 Space group: P63mc (186) |
Gramaccioli C M , Campostrini I , The Canadian Mineralogist , 45 (2007) p.1275-1280, Demartinite, a new polymorph of K2SiF6 from La Fossa Crater, Vulcano,, Aeolian Islands, Italy, Locality: La Fossa Crater, Vulcano Island, Aeolian Archipelago, Sicily, Italy
