Postmasburg and its adjacent areas of South Africa are a major producer of which of the following minerals?

উত্তর দেখান ও ব্যাখ্যা

উত্তর: (C) Manganese

ব্যাখ্যা

Postmasburg–Kuruman (Kalahari manganese field, Northern Cape) is one of the world's largest manganese producing areas.