The Telegraph reported that at its annual Argyle Pink Diamonds Tender, Rio Tinto plc (ASX:RIO,LSE:RIO,NYSE:RIO) will put the 1.56-carat Argyle Phoenix, the largest red diamond ever produced by its Australia-based Argyle mine, up for sale.
Reuters reported that Russia's Alrosa (MCX:ALNU) is planning a share sale for October or November of this year that could place the value of the business at up to $15 billion and raise "hundreds of millions of roubles" for local and national government owners.
North Arrow Minerals Inc. (TSXV:NAR) announced that it has filed on SEDAR a NI 43-101 technical report that confirms that the mineral resource estimate for the Q1-4 kimberlite, located at the Nunavut-based Qilalugaq diamond project, is 26.1 million carats. The company has the option to earn an 80-percent interest in the project from Stornoway Diamond Corp. (TSX:SWY).
Pangolin Diamonds Corp. (TSXV:PAN) announced the discovery of its first kimberlite at its Botswana-based Tsabong North project. Based on the results, the company will drill two more holes.
Dominion Diamond Corp. (TSX:DDC,NYSE:DDC) announced that its revised 2013 calendar year forecast for the Diavik diamond mine anticipates production of 6.6 million carats from the mining of 1.6 million metric tons (MT) of ore and the processing of 2 million MT of mined and stockpiled material.
Lucara Diamond Corp. (TSX:LUC) announced its first quarter 2013 results, which included two sales totaling 144,712 carats for proceeds of $32.5 million from its Karowe Mine in Botswana.
TMX Group Ltd. (TSX:X) announced that Diamond Fields International Ltd. TSX:DFI) has failed to meet the listing requirements of the TSX and as a result will be delisted.
Mining Weekly reported that Firestone Diamonds plc (LSE:FDI) made about $5.1 million by selling 55,950 carats of diamonds at two diamond tenders held in February and April.
Stornoway Diamond Corporation (TSX:SWY) commented on the recent announcement by the Government of Quebec about future legislation for mining taxation and royalties.
Afri-Can Marine Minerals Corporation (TSXV:AFA) announced the appointment of Mr. Richard M. Tait to the Board of Directors. Mr. Tait has over 16 years of experience in the finance and mining industries, and is a nominee of Trinity Asset Management International Ltd, which purchased Afri-Can's financing completed in August 2012.
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