CHEMICAL PROPERTIES ANALYSIS OF DISPOSAL SOIL AT COAL MINING CV. INTAN KARYA MANDIRI OF BANJAR DISTRICT, SOUTH KALIMANTAN PROVINCE, INDONESIA
Coal mining activities using the open pit mining method can affect depreciation of the quality of the surrounding environment, one of which has an impact on reducing the classification criteria for soil chemical properties.The soil organic matter shrinks after being mined due to the lifting of the top layer due to the dismantling of the coal coveri