KAOLIN (MINERAL DEPOSITS)
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BTCLAYS + FELDSPARS + ALUMINIUM SILICATES (MINERAL DEPOSITS)
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UDC553.612
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Descriptor GERKAOLIN (LAGERSTÄTTEN)
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Descriptor ENGKAOLIN (MINERAL DEPOSITS)
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Descriptor FREKAOLINS (GISEMENTS)
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RTCLAYS + FELDSPARS + ALUMINIUM SILICATES (MINERAL DEPOSITS)