Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
Iron Mtn - GLTZM-D100 m above ground0.15 km38,941 km
MarquetteM/R-D121.9 m 4.80 km2,655 km
Marquette Harvey CentralM-Dz152.4 m above ground1.60 km780 km
Delta '67M-Dz152.4 m above ground0.80 km7,966 km
Michigan Peninsula EastM-D152.4 m above ground3.20 km1,432 km
Michigan Peninsula WestM-D152.4 m above ground1.60 km2,084 km
Sault Sainte MarieM/R-D121.9 m 9.60 km1,464 km