Wildschutt, who starts immediately, has worked in social development and stakeholder management for 25 years, including in social performance, community relations in mining operations, financial services and industry bodies focused on responsible mining.
In recent years she has been a consultant to Anglo American, Gold Fields, Ivanhoe Mines and South32, helping the companies with their performance in areas such as social investment, ESG compliance, human rights and social impact assessments, strengthening of community trusts, capacity building and systems development.
She previously held senior management roles in social performance and sustainability at companies including Gold Fields and Anglo American.
Leigh Wilson, Caledonia's chairman, said: “I am delighted to welcome Geralda Wildschutt to Caledonia's board.
“She has significant experience of working in Africa, as well as in the fields of sustainability and community engagement which are both central to our vision of being a socially responsible business.
“Her expertise will prove invaluable and my fellow board members and I very much look forward to working with her.”