• accretion
• alkalic igneous rock
• alluvium
• axial trace
• active fault line
• annual layer
• Archaeozoic
• agglomerate
• aquifer
• anticline structure

• bulk chemical composition
• barrier
• body wave
• bed
• bioturbation
• boring core
• Black Tide
• biotite isograd
• Black Current
• basalt dyke

• cyclothem
• completely subducted
• comagmatic
• Cretaceous
• chart
• Cretaceous-Tertiary boundary
• coastal marine geology
• Clapeyron slope
• cement
• continental erosion

• disturbance
• differential compaction
• deep fracture
• diagenetically induced
• deep-sea manganese nodule
• downthrow
• divergent boundary
• differential weathering
• dipmeter log
• duricrust

• early Paleozoic era
• englacially
• eruption product
• eustatic
• epeirogeny
• epoch
• explosive eruption
• eolian deposit
• electrical cone
• Eozoic

• foraminiferal stratigraphy
• foreland basin
• fossil facies
• false bedding
• fold axes
• fault parameter
• fault zone
• facies change
• Flandrian transgression
• free-air anomaly

• group
• gumbotil
• granulite formation
• gault
• greensand
• geoid anomaly
• granulite facies metamorphism
• gleization
• Great Rift Valley
• gley horizon

• hade
• hemipelagic sediment
• hydrothermal sulfide
• horizontal borehole
• hydrothermal solution
• Highland Boundary Fault
• hematite
• high-pressure granulite
• head
• horizontal stratification

• interstade
• intrusive mechanism
• inclination
• intraformational fold
• illuvium
• ice erosion
• ice drift
• intrusion
• Indian plate
• inland sea

• joint
• joint density
• Jurassic

• karstic area
• karst
• knickpoint
• killas
• karst plain
• karstic region
• klippe
• kettle moraine
• kaolin deposit
• K-T boundary

• lithospheric stress
• ledge of rock
• loam layer
• Lugeon value
• lateritic soil
• lithospheric strength
• limestone block
• loess region
• lower
• lithofacies distribution

• minor element
• mafic
• Milankovitch theory
• metamorphic event
• moment magnitude
• Moine Thrust
• Middle Silurian
• Mesozoic tectonics
• mylonite zone
• mica schist

• North American plate
• numerical age
• nivation hollow
• normal fault
• niche
• north-south extension
• Neocene
• natural bridge
• Nazca plate
• Nebraskan

• Ordovician
• orogeny
• oceanic geoid
• obduction
• oblique extinction
• OFZ
• oil sand reserves
• oceanization
• oblique fault
• ocean basin

• plinthite
• ponor
• pisolite
• plate tectonics theory
• pyramidal peak
• parallel joint
• Permian stratum
• predominant direction
• phosphate nodule
• periodic disturbance

• quartzose
• Quaternary stratigraphy
• quaternary sedimentary rock
• quaternary alluvium
• Quaternary glaciation
• Quaternary research
• quaternary
• quartz fabric
• Quaternary period
• Quaternary change

• ridgetop
• raised beach
• recent
• reverse fault
• Richter magnitude scale
• radial joint
• regional metamorphic rock
• rhyolitic melt
• ripple mark
• rock shelf

• sand-wedge polygon
• stock
• sedimentary unit
• silty layer
• striped texture
• scoria fall
• subconchoidal
• sequence of crystallization
• stria
• shallow hydrothermal system

• tectonic lake
• tectonic line
• tropopause
• type section
• type locality
• topset bed
• tilt phenomenon
• tectonic analysis
• traprock
• tectonic plate

• underthrust fault
• upper
• upper Paleozoic
• underclay
• Upper Pleistocene
• undersea plain
• upper Permian
• Upper Ordovician
• unloading
• uniformitarian

• Vulcanian eruption
• volcanic cone
• vein
• vertical fold
• vertical slip
• volcanic plug
• vein width
• Vulcanian
• vent position
• volcanic crater

• woodstone
• wrench fault
• wind abrasion
• wave-cut bench
• wind gap
• Wadati-Benioff zone
• wall rock alteration
• weak stratum
• water

• xenolith

• youth stage
• young stage
• yardang
• younger stage
• yellow ground

• zeolitic tuff
• zeolite diagenesis
• zonal structure
• zeolite facies
• zone of fracture