what is antimony ore used for rwanda,Tantalum - WikipediaTantalum is a chemical element with symbol Ta and atomic number 73. Previously known as . It is part of the refractory metals group, which are widely used as minor .. Tantalite (Fe, Mn)Ta2O6 is the most important mineral for tantalum extraction. . Tantalum producers in 2015 with Rwanda being the main producer.what is antimony ore used for rwanda,what is antimony ore used for rwanda,5 Top Tantalum-producing Countries | Investing News NetworkJun 23, 2014 . It is used in capacitors for everything from computers to mobile phones. . It is an open secret that much of the Rwanda's mineral production arrives from .. Those were: antimony, gallium, magnesium, tantalum, beryllium,.
what is antimony ore used for rwanda