thorium
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What follows is a brief description of the early mining history of the Mesoproterozoic-age Steenkampskraal monazite ore body located in southern Namaqualand, about 340 km north of Cape Town in South Africa. Steenkampskraal is a massive-lode ore body, thought to have originated by igneous processes that led to a phosphate-sulphide-oxide ore type. The ore occurs as…