Lucapa on a roll, finds 25-carat yellow diamond in Lesotho ...
The yellow diamond was unearthed from the Neck zone of the Mothae kimberlite, which is not part of the current 1 million carat Joint Ore Reserves Committee-compliant (JORC) resource, the company said.
Discover How Are Diamonds Formed In Nature - Beyond .
Interestingly, not all kimberlite pipes contain diamond bearing ore and a huge amount of factors have to come together in place for that to happen. Besides that, the discovery of kimberlite pipes containing diamonds have to be surveyed intensively for economical .