Lucara's diamond mine on course for commissioning

In a project update, Lucara says as at the end of May, there were over 400 construction crew members on site and a total of 326,000 hours worked. "With the overall project execution at 64 percent, the project remains on target for process plant commissioning to commence in the fourth quarter of this year," the company says in a statement.

"Engineering is now 91 percent complete, procurement is at 81 percent, fabrication and delivery at 55 percent, and construction at 39 percent complete. The project capital expenditure is also trending in line with the Feasibility Study estimate of $120 million."