Subject
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Mines and mineral resources
16
Paleozoic
16
Sedimentation
16
Sedimentology
16
Glaciation
15
Magnetic anomalies
15
Manuals
15
Ore deposits
15
Orogeny
15
Physiography
15
Atlas
14
Coal fields
14
Continental margin
14
Deformation
14
Genesis
14
Hydrogeology
14
Metallogeny
14
Natural resources
14
Economics
13
Metamorphism
13
Appalachian orogeny
12
Avalon zone
12
Coastlines
12
Geology, Economic
12
Geology, Structural
12
Granites
12
Ground water
12
Mines
12
Natural gas
12
Offshore geology
12
Climate
11
Coastal environment
11
Geochronology
11
Geologic hazards
11
Geologic section
11
Geologists
11
Precambrian
11
Rocks
11
Sea level changes
11
Sedimentary basins
11
Sedimentary rocks
11
Sulfides
11
Aggregate
10
Catalogues
10
Folds
10
Peat
10
Tectonic section
10
Terranes
10
Triassic
10
VOLCANISM
10
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