Subject
igneous rock
7
magmatism
6
Africa
4
volcanism
4
metamorphic rock
3
tectonics
3
continental drift
2
evolution
2
geological mapping
2
ocean drilling program
2
orogenesis
2
paleomagnetism
2
paleontology
2
petrology
2
sedimentary basin
2
classification
1
continental crust
1
continental shelf
1
crystallization
1
diffusion
1
fluid mechanics
1
heat flux
1
melt
1
metamorphosis
1
petrogenesis
1
petrography
1
plutonic rock
1
silicate
1
trace element
1
transport
1