Kind IIa diamonds are probably the most valued and collectable valuable gem stones, as they include both little or no or no nitrogen atoms of their crystal construction.
The Letšeng mine, owned 70% by Gem Diamonds, is among the world’s ten largest diamond operations by income. At 3,100 metres (10,000 ft) above sea degree, additionally it is one of many world’s most elevated diamond mines.
The operation has a observe report of manufacturing massive, distinctive white diamonds, which makes it the highest-dollar-per-carat kimberlite diamond mine on this planet.