The RVN Team
The RVN Group has a good compliment of professionals with vast knowledge and experience covering the disciplines of the entire geoscience sphere. All our senior staff members are registered with the regulatory bodies. Below are the senior staff members:
Managing Director and Resource Geology Manager
BSc (Hons Geology), MSc Eng (Mining, Mineral Resource Evaluation) Pr. Sci. Nat. Member of the Geological Society of South Africa and the Geostatistical Association of Southern Africa
Principal Resource Geologist
BSc(Hons, Geology), GDE (Mining Engineering) Pr. Sci. Nat.
David has over 34 years’ experience within the minerals industry. His career has encompassed management, production, mineral resource estimation and exploration. David has undertaken Mineral Resource estimations for gold, uranium, lead, zinc and vanadium. He has held the position of Competent Person at mine and corporate level. His experience at MRM level has provided him with a holistic understanding of all the mineral resource disciplines.
Steven Michael Rupprecht
Principal Mining Engineer
PhD (Mechanical Engineering), BSc. (Mining Engineering), FSAIMM
Work includes a mixture of both surface and underground mining. Commodities include Gold, Copper, Cobalt, Chrome, PGMs, Iron Ore, Fluorspar, Lead, Zinc, Bauxite, Nickel, Tin, Tungsten, Coltans, Mineral Sands, Phosphate, Uranium, Diamonds, and Coal. Areas of expertise include underground mine logistics, technical/economic reviews, safety audits, Mineral Reserve Estimations and Audits, mine design planning & scheduling, access development, evaluation of new technologies, and mine planning and mine design training surface and underground.
Immediate Past Chairperson of the SAMCODES Standard Committee. Member of the SAMREC/SAMVAL/SAMESG working groups, as well as JSE Readers Panel