diferentes tipos de minerales encontrados en tanzania
Jul 01, 2020· The extractive industries contribute approximately 1% of total government revenue in Tanzania. Extractive sector revenues has declined in the last years, with USD 228 million having been collected in fiscal year 2015/16, down from USD 754 million in 2014/15. Mineral royalty was the largest revenue stream in fiscal year 2015/2016 (36% of government revenues from extractives), while …