RE: Core analysis Monday?17 Nov 2023 08:33
1 tonne = 1,000,000 grams so 17.8% of 1,000,000 is 178000 grams of Cu per tonne (5000g per tonne is commercial for open cast)
So the lowest rock chip sample of 0.65% (6500g/t) if extends over a large enough 3D footprint is a commercial grade