Browsing by Postgraduate "Gaigher, Jan Louis"

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Browsing by Postgraduate "Gaigher, Jan Louis"

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  • The Mineral Matter in Some South African Coals 
    Gaigher, Jan Louis (University of Pretoria, 1980)
    The occurrence and distribution of mineral matter in 35 coal products samples was determined by means of radio-frequency ashing and X-ray diffraction. The association of illite with high rank coals in contrast with that ...