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jan 12, 2021 there are two basic types of mining: mining underground and mining at the earths surface. nearly two-thirds of the worlds solid minerals are mined through surface mining. It is especially predominant in obtaining items such as coal, copper, sand, gravel, crushed stoneghana mining guide executive summary ghana presents a number of opportunities in the mining sector, especially in the gold industry. It is the second largest gold producer in africa, after south africa and largest globally. the other important mineral resources are oil, diamond, bauxite and mineral exploitation contributes significantly to economic growth and development in most world economies. In africa, ghana is the second largest gold producer, contributing to about 5.7% of the countrys gdp. the mining sector in ghana consists of both small-scale and large-scale mining, each of which has varying environmental impacts. this paper provides an exposition on the environmental mine being available and functioning precious metals stones semi-precious stones: diamonds namibia: of ghana. there are three main types of licences, namely reconnaissance licence, prospecting licence and mining lease. tate to benefit from an