Sheffield Resources announced that it has appointed Wayne Groeneveld to the position of Sustainability Manager effective immediately. Mr. Groeneveld has over 30 years' experience in the mining industry, including senior positions with RGC Ltd, Pancontinental Mining Ltd, Goldfields Ltd, Placer Dome Australia Ltd. and St Barbara Ltd. Most recently, Mr. Groeneveld was General Manager ­ Sustainable Development at Xstrata Nickel where his portfolio covered permitting, environmental management, corporate social responsibility, health and safety, risk management, stakeholder engagement, community relations and public communications. During his time with RGC Ltd. (the forebear of Iluka Resources Ltd), Mr. Groeneveld successfully negotiated land access agreements with private landowners preceding the development of several Australian mineral sands operations.