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15 samples matching your criteria
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Sample n°719 : mesh of crystals on rounded fragmentMinerals: KYANITEYear:Country: Congo (RDC)
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Sample n°720 : rock with large black crystalsMinerals: KYANITE QUARTZYear:Country: Congo (RDC)
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Sample n°721 : fine blue needlesMinerals: KYANITE MUSCOVITEYear: 1927Country: Congo (RDC)
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Sample n°723 : long needles in host rockMinerals: KYANITEYear: 1909Country: Congo (RDC)
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Sample n°792 : bluish green tabular crystalsMinerals: KYANITEYear: 1930Country: Congo (RDC)
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Sample n°793 : grey tabular crystalsMinerals: KYANITE MUSCOVITE QUARTZYear:Country: Congo (RDC)
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Sample n°1020 : octahedral crystals in quartziteMinerals: MAGNETITEYear: 1938Country: Congo (RDC)
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Sample n°1026 : black crystals on quartzMinerals: TOURMALINE QUARTZYear: 1938Country: Congo (RDC)
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Sample n°1027 : well-developed light to dark blue crystals (2 cm)Minerals: KYANITEYear: 1938Country: Congo (RDC)
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Sample n°1028 : rock with crust of light blue tabular crystalsMinerals: KYANITEYear: 1938Country: Congo (RDC)