DIAMONDS
The company that has discovered the world’s second-largest diamond at 1 109 ct has completed plant upgrades to process material of up to 90 mm in size – the same size fraction as the 3 106 ct Cullinan Diamond, recovered in South Africa in 1905. Vancouver-based Lucara Diamond Corp, which operates the Karowe mine, in Botswana, has completed the first stage of plant modifications to upgrade the large diamond recovery (LDR) circuit, enabling the processing of large material, it announced Monday.
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