https://www.mining-technology.com/news/newsbotswana-diamonds-starts-drilling-programme-at-pl-135-in-grope-region-of-kalahari-desert-5036661/
Botswana Diamonds and its joint venture (JV) partner Alrosa have started the first phase of a four core hole drilling programme at prospecting licence (PL) 135...
botswana diamondsbeginsdrillingplgrope