Botswana Diamonds discovers octahedron in sample material
(ShareCast News) - Botswana Diamonds announced on Tuesday that a diamond has been found in the early stage of the re-analysis by Alrosa specialists of concentrate from large diameter drilling on kimberlite pipe AK21 on PL 260. The AIM-traded firm said it is a 1mm octahedron-shaped diamond. It had p
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