auriferous, pyritic, quartz-pebble conglomerate (gold ore) (vaal reef, witwatersrand supergroup, neoarchean, 2.76-2.89 ga; stilfontein mine, north west province, south africa) 2 color palette

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#666263 #343430 #9C989C #CCCBCD #827C80

related tags: 807D80 827C80 9B999B 9C989C CCCBCD africa archean cccccc conglomerate gold neoarchean ore precambrian pyrite south witwatersrand 333331 343430 656364 666263