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86 samples matching your criteria
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Sample n°6798 : volcanic bomb of granular olivine (4 cm)Minerals: FORSTERITEYear: 1954Country: Italy
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Sample n°6804 : aggregate of greenish crystals (5-10 mm)Minerals: DIOPSIDEYear: 1954Country: Italy
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Sample n°6820 : aggregate of dark green fibrous layers and nodules, with grossular (var. hibschite)Minerals: TREMOLITE PYRITE GROSSULARYear: 1954Country: Italy
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Sample n°6834 : rhombododecahedrons (5-8 mm), var. melaniteMinerals: ANDRADITEYear: 1954Country: Italy
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Sample n°6835 : schist with green crystals (5 mm), var. demantoidMinerals: ANDRADITEYear: 1954Country: Italy
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Sample n°6841 : block (7 cm) with greenish chloritic coatingMinerals: ALLOPHANE CHLORITE KAOLINITEYear: 1954Country: Italy
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Sample n°6844 : crystals in volcanic rock substrateMinerals: NEPHELINEYear: 1954Country: Italy
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Sample n°6851 : block of brown muscovitite (7 cm), var. alurgiteMinerals: MUSCOVITEYear: 1954Country: Italy
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Sample n°6861 : fibro-radial rosettes (5 cm) on lavaMinerals: THOMSONITEYear: 1954Country: Italy
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Sample n°6863 : white gonnardite nodules and white chabazite crystals in grey lavaMinerals: CHABAZITE GONNARDITEYear: 1954Country: Italy