The need for technological improvements in Indonesias
Nov 01, 2019· Artisanal cassiterite miners usually exploit former mining sites operated over 200 years ago, as well as re working old tailings areas Kossoff et al., 2014.Indonesia has around 250,000 artisanal miners extracting gold, tin and diamonds Pact et al., 2018, including approximately 50,000 individuals who mine cassiterite ore at 10,000 on shore and off shore mining sites in the Bangka and