Mining in Rwanda consists of minerals such as tantalum

Tantalum

Tantalum is a chemical element with the symbol Ta and atomic number 73. Previously known as tantalium, the name comes from Tantalus, a character in Greek mythology. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion resistant. It is part of the refractory...

 and tungsten

Tungsten

Tungsten , also known as wolfram , is a chemical element with the chemical symbol W and atomic number 74.A hard, rare metal under standard conditions when uncombined, tungsten is found naturally on Earth only in chemical compounds. It was identified as a new element in 1781, and first isolated as...

. Rwandan tantalum consisted of approximately 5% of the global market in 2010, while tungsten from the country accounted for approximately 4% of the world market. It consisted of 30% of Rwandan total exports in 2010 as well, totaling approximately US$60 million.