Perceptions on the use of current mining equipment in TNS 35 16. Characterisation of gold and diamond production in TNS 35 17. Tier distribution of gold and diamond production in TNS 36 18. Characteristics of mining materials and costs in TNS 37 19. Origin of gold and diamond buyers who deal with TNS miners 37 20. Origin of urban buyers purchasing from TNS artisanal miners 38 21 ...