PROCESS OF EXPOSURE OF PLATINUM AND OTHER PLATINOIDS IN BLACK-SHALE AND CARBON-CARRYING ROCKS

摘要

FIELD: mining industry. SUBSTANCE: lumps of rocks are selected and prepared for analysis without heating at room temperature to keep carbon matter in them. Then analysis of samples to determine content of platinum and platinoids is carried out by means of chemical and physical methods with addition of reagent to exclude formation of metal-and-carbon compounds. EFFECT: improved authenticity of process. 1 dwg, 1 tbl