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  3 samples matching your criteria
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        Sample n°16161 : terminated crystalsMinerals: QUARTZYear:Country: Congo (RDC)
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        Sample n°16164 : hexagonal crystals in matrixMinerals: BERYLYear:Country: Congo (RDC)
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        Sample n°16157 : crystals in rock matrixMinerals: TOURMALINEYear:Country: Congo (RDC)