Results: 1 - 3 of 3
Jan 23, 2020
Data
… and industrial minerals, diamonds, ammolite, metallurgical … calcium, cobalt, copper, diamonds, dolomite, gold, gypsum, …
Apr 30, 2007
Special Report
… placer gold, platinum and rare diamonds have been found in gravel … chromite and barite. Rare diamonds recovered from other … no clues as to the source of the diamonds. … Mudaliar, G.G. … …
May 31, 2001
Special Report
… minerals and metals, including diamonds in kimberlitic …