Cleaning Fine Coal in a Feldspar Jig at Brazeau

CIM Bulletin1954
THE LOW-VOLATILE bituminous coals of the Brazeau field, Nordegg, Alberta, are soft and weak in structure. The seams contain .bands of inferior material, locally designated 'black jack', and thin bands of friable carbonaceous shale having no definite horizon but usually 'floating' in the seam.
Keywords: Automatic Coal Cleaning Corporation, feldspar, friable, jig, specific gravity, Coal, Density, Feldspars, Filtering, Fine coal, Fines, Plants, Systems, Water, Waters
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