Answer:
Most of the diamonds in Africa are mined in Southern Africa, particularly in Botswana, South Africa, Zimbabwe, and Namibia.
Madagascar is known for mining various types of minerals such as ilmenite, graphite, chromite, coal, bauxite, salt, quartz, tar sands, semi-precious stones, mica, and kaolin. It is also known for its production of sapphires and other gemstones.
Step-by-step explanation: