Mineral resource estimates for gold deposits in the Urban
May 28, 2019· Mineral Resource Estimate (effective May 24, 2019) The classification of the current Mineral Resource Estimates into Measured, Indicated and Inferred are consistent with current 2014 CIM Definition Standards
“Conflict minerals,” as defined by the US legislation, currently include the metals tantalum, tin, tungsten and gold, which are the derivatives of the minerals cassiterite, columbite tantalite and wolframite, respectively Downstream companies often refer to the derivatives of.
