During November 1965 the FRI of SA was requested by a director Balgray Collieries (Pty) Ltd., to take a bulk sample of their run-of-mine anthracite at Balgray Colliery, Dundee for washability determinations.
Reference:
Fourie, P. 1965. A report on washability determinations performed on a bulk sample of anthracite from Balgray colliery, Dundee. http://hdl.handle.net/10204/12995 .
Fourie, P. (1965). A report on washability determinations performed on a bulk sample of anthracite from Balgray colliery, Dundee Retrieved from http://hdl.handle.net/10204/12995
Fourie, PJF A report on washability determinations performed on a bulk sample of anthracite from Balgray colliery, Dundee. 1965. http://hdl.handle.net/10204/12995
Fourie P. A report on washability determinations performed on a bulk sample of anthracite from Balgray colliery, Dundee. 1965 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/12995