The Piskanja project has an indicated mineral resource of 7.8 million tonnes averaging 31% B2O3, and an inferred resource of 3.4 million tonnes averaging 28.6% B2O3.
The exceptional D colour Type IIa gem was recovered in March from the company’s iconic Cullinan mine, the same that yielded the biggest diamond ever in 1905.
ASIC has for months been probing how Merlin Diamonds has loaned A$13 million of investor money to a private company, AXIS Consultants, which has long been associated with the miner's chairman and his family.
Poland's prime minister and other government officials will meet on Tuesday to discuss a threat by Australia's Prairie Mining to sue Warsaw over difficulties it faced in developing coal projects.