Andrew J Vigar - Mining AssociatesTechnical Due Diligence Topics. ▫ Geological Setting. ▫ Mineralisation Styles, Ore Types and Controls. ▫ Resource Estimates. ▫ Mine Design, Production Schedule & Reserves. ▫ Metallurgical Testwork. ▫ Capital and Operating Costs. ▫ Cash Flow Projections, NPV and IRR. ▫ Social and Environmental. ▫ Government and Right.coal mining due diligence checklist,DUE DILIGENCE REPORT – KYLYLAHTI PROJECTApr 9, 2009 . A Definitive Feasibility Study has been completed on a 10 year underground mine and concentrator producing copper-gold and .. Thus this report represents a technical due diligence which may be used to assist .. which is a mixture of hydroelectric, coal-fired and nuclear. The government is very.