Mineral Resources
Online Spatial Data
Magnetic anomaly
Aeromagnetic surveys
Virginia
Airborne geophysical surveys
Survey name
Type
Altitude
Spacing
Flight line distance
Ft. Belvoir ARMS
M-Dz
152.4 m above ground
1.60 km
14,039 km
Southeast Virginia
M-Dz
152.4 m above ground
3.20 km
9,173 km
Washington
M/R-D
121.9 m
4.80 km
3,823 km