Firestone Diamonds plc provided its quarterly update on operations at its Liqhobong Diamond Mine for the quarter ended 31 March 2018. In the quarter ended 31 March 2018, Liqhobong treated 869,126 tonnes of ore at an average throughput rate of 509 tph 192,604 carats were recovered, reflecting the treatment of higher grade ore. A further increase in grade is expected in the final quarter of FY2018 as mining of higher grade areas of the pit resumes. During the quarter, 93 specials (plus 10.8 carats) were recovered which was encouraging although, overall, the average quality still remained somewhat below expectation. A total of 217,380 carats were sold in the quarter The sales achieved an average value of USD 81 per carat, yielding proceeds of USD 17.6 million.