A Canadian miner claims it has unearthed the biggest diamond to be found for more than a century, with the discovery of a 1,111 carat gem-quality stone in Botswana.
Lucara Diamond
has released photographs of the stone, which was discovered at its Karowe mine. It measures 65mm x 56mm x 40mm and pictures of the clear-looking gem show it to be the size of a small orange. Analysts said the stone was difficult to value but should be worth tens of millions of dollars.
您已阅读31%（464字），剩余69%（1043字）包含更多重要信息，订阅以继续探索完整内容，并享受更多专属服务。