Exploration work type File name Format Airborne Exploration Surveys Aeromagnetics Radiometrics Electromagnetics Gravity Digital terrain modelling Ground Exploration Surveys Office Studies Literature search Database compilation Computer modelling Reprocessing of data General Research Report Preparation Remote Sensing Aerial photography LANDSAT SPOT MSS Radar Geological Mapping Regional Reconnaissance Prospect Underground Costean Ground Geophysics Radiometrics Magnetics Gravity Digital terrain modelling Electromagnetics SP/AP/EP IP AMT Resistivity Complex resistivity Seismic reflection Seismic refraction Well logging Geophysical interpretation Geochemical Surveys Drill sample Stream sediment Soil Rock chip Laterite Water Biogeochemistry Isotope Whole Rock Mineral analysis Drilling Diamond Reverse Circulation Rotary air blast Air-core MHL_NTDS4_SURV2017A.txt txt MHL_NTDL4_GEO2017A.txt txt MHL_NTDG4_ASS2017A.txt txt MHL_NTSL4_COLL2017A.txt txt Auger Groundwater Drilling All Drilling MHL_NTSL4_COLL2017A.txt NTSL4 MHL_NTDL4_GEO2017A.txt NTDL4 MHL_NTDS4_SURV2017A.txt NTDS4 MHL_NTDG4_ASS2017A.txt NTDG4