Democratic Alliance shadow Minister James Lorimer says he will question Mineral Resources Minister Mosebenzi Zwane in Parliament as to whether the Minister has made interventions on behalf of mining industry participants. This comes as the DA alleged that Zwane had confirmed that he was involved in the R2.15-billion sale of Glencore’s Optimum Colliery to Tegeta Resources, which was owned by the Gupta family, in December.