Mineral Resources
Online Spatial Data
Magnetic anomaly
Aeromagnetic surveys
Pennsylvania
Airborne geophysical surveys
Survey name
Type
Altitude
Spacing
Flight line distance
Central & Northern Penn.
M-Dz
304.8 m above ground
4.80 km
12,713 km
Pittsburgh
M/R-D
121.9 m
9.60 km
2,697 km