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Mineral Resources
Online Spatial Data
Magnetic anomaly
Aeromagnetic surveys
Minnesota
Airborne geophysical surveys
Survey name
Type
Altitude
Spacing
Flight line distance
Brainerd
M/R-D
121.92 m
9.66 km
2,282 km
St Cloud
M/R-D
121.92 m
4.83 km
4,474 km