Origin of Material: The material for this CRM was provided by Xstrata plc. from the Rhovan Vanadium Mine, situated approximately 30km to the north-west of Brits in the North-West Province of South Africa. The deposit being mined comprises thick layers of magnetite occurring close to the base of the Upper Zone of the 2060Ma year old Bushveld Complex.
Mineral and Chemical Composition: The mineral deposit comprises a vanadiferous, titaniferous magnetite gabbro with the vanadium occurring in the magnetite.
Recommended Concentrations and Limits
(at two Standard Deviations)
Fe M/ICP per 53.01 ± 1.74 %
Ti M/ICP per 8.26 ± 0.40 %
V M/ICP per 0.84 ± 0.04 %
Specific Gravity 4.47 ± 0.20