North Bay Resources Announces Assays up to 5.69% Copper, 1 Opt. Silver, and 0.22% Vanadium at Copper Island Project, British Columbia
Assays were completed at ALS Global Laboratory, North Vancouver, BC as follows: *Cu-OG62: Standard assay, aqua regia solvent for copper oxides and sulphides, Four acid digestion and ICP finish 0.4g ...
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North Bay Resources Announces Assays up to 5.69% Copper, 1 Opt. Silver, and 0.22% Vanadium at Copper Island Project, British Columbia
Cu-AA07n: Leach test for total oxide copper, H2SO4/Na2SO3 Leach (AAS) When exposed to dilute H2SO4/Na2SO3 solutions Cu oxide dissolved. The sample (1 g) is leached in 50 mL of dilute H2SO4/Na2SO3 ...