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The article presents properties of black coal ash and underlines their utilization as absorbents. During coal combustion in melting boilers, mineral novelties (aluminosilicates of Fe, Ca, K, Na and others) akin to zeolites (phillipsite, klinoptilolite and others) are created. The study of mineralogical composition of fly ash zeolites and results of laboratory research confirmed their selective sorptive...