THE MINING SECTOR OF AN ECONOMY CONTRIBUTES 60% TO THE GROSS DOMESTIC PRODUCT. IF THE GDP IS $540, WHAT IS THE CONTRIBUTION OF THE MINING SECTOR
A. $ 90.00 B. $ 180.00 C. $ 324.00 ✓ D. $ 350.00 The answer to the question is: C. $ 324.00 To find the contribution of the mining sector to the Gross Domestic Product (GDP), we can use the following formula:…
HEALTH, SAFETY AND ENVIRONMENT IN MINING
Mining health hazards Mining can be a hazardous occupation due to the nature of the work and the exposure to a variety of harmful substances. Here are some of the health hazards in mining and their explanations: Respiratory problems: Miners…
GEMOLOGY AND LAPIDARY
GEMOLOGY Gemology is the scientific study of natural and artificial gemstones. It involves the identification, evaluation, and analysis of various gemstones, including their physical and chemical properties, origins, and values. Gemologists also study the cutting, polishing, and shaping of gemstones,…
INTRODUCTION TO MINING AND POWER
Minerals are natural, chemical substances which make up the rocks of the earth’s crust. They have certain physical and chemical properties that differentiate them from one another. There are well over 2 000 known minerals scattered very unevenly throughout the…
MINING IN AFRICA (COPPER, GOLD AND PETROLEUM)
MINING OF GOLD Africa leads the whole world in the production of gold. South Africa is the largest producer of gold in Africa, followed by Ghana, Zimbabwe and Zaire. Gold is a valuable metallic mineral. MAJOR MINING AREAS Witwatersrand…