Diamond miner Petra Diamonds produced 3.2-million carats at its operations in the financial year ended June 30. The Cullinan mine’s performance, which contributed production of more than 1.9-million carats, was offset by lower production at Finsch and Koffiefontein, while the Williamson mine, in Tanzania, remained on care and maintenance.
Tag: DMCC
Russian mining giant Alrosa produced 7 million carats of diamonds in the second quarter of 2021 – a fall of 8% quarter-on-quarter but a rise of 22% year-on-year, Rough & Polished reports. Credit: Alrosa Alrosa has also reported sales of 11.4 million carats and $1.2 billion in revenue
Lucara Diamond has recovered a 62.7-carat fancy pink diamond from its Karowe mine in Botswana – “the largest fancy pink gem to be recovered in Botswana and one of the world’s largest rough pink diamonds on record”, Rough & Polished reports. Credit: Lucara The stone, named “Boitumelo” (“Joy”),
Lucara Diamond Corp. is pleased to announce the recovery of a 62.7 carat fancy pink diamond from its 100% owned Karowe Diamond Mine located in Botswana. The diamond has been given the name “Boitumelo” meaning “Joy” in Setswana. A 62ctw rough pink diamond recovered by Lucara. Image by Lucara This
The challenge facing the operation was it was changing out the incumbent competitor’s rubber hoses every four weeks. The post Linatex hose reduces downtime and operating costs at Namdeb appeared first on Miningreview.com.
Several mining companies in Africa are adding Full Tensor Gravity Gradiometry data to their exploration programmes. Learn why. The post Gravity Gradiometry for Mineral Exploration – Why Density Matters appeared first on Miningreview.com.
