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165 samples matching your criteria
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Sample n°12258 : olive-green massive block (5 cm)Minerals: OLIVINEYear: 1969Country: Czech Republic
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Sample n°12260 : altered Carlsbad twins (5 cm)Minerals: ORTHOCLASEYear: 1969Country: Czech Republic
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Sample n°12261 : blue crystal (8 cm)Minerals: KYANITEYear: 1969Country: Czech Republic
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Sample n°12263 : zoned geodes (2 cm) in melaphyre with green micaMinerals: AGATE (quartz)Year: 1969Country: Czech Republic
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Sample n°12264 : white microcrystalline crust on block (5 cm)Minerals: HEULANDITEYear: 1969Country: Czech Republic
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Sample n°12265 : vitreous green blocks (2 cm), var. peridotMinerals: OLIVINEYear: 1969Country: Czech Republic
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Sample n°12267 : greenish block (11 cm) white quartz vein (cm) with natrolite as white powderMinerals: NATROLITEYear: 1969Country: Czech Republic
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Sample n°12270 : flattened yellowish clear crystal (6 cm)Minerals: QUARTZYear: 1969Country: Czech Republic
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Sample n°12271 : metallic molybdenite and quartz on graniteMinerals: MOLYBDENITE QUARTZYear: 1969Country: Czech Republic
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Sample n°12272 : bright metallic molybdenite on vein quartz (7-12 cm)Minerals: MOLYBDENITEYear: 1969Country: Czech Republic