• abyssal
• allophane soil
• adret
• ablation moraine
• allochthonous deposit
• atmophile
• axial trace
• aseismic
• Aptian
• anticline structure

• basement
• barchan dune
• boulder conglomerate
• balanced cross-section
• bottomset bed
• basic volcanism
• brown hematite
• basic magma
• boulder clay
• body wave

• current mark
• continental nucleus
• cobble conglomerate
• craton
• Cambrian radiation
• calc-alkalic rock series
• chloritoid schist
• colluvial soil
• convergent fault boundary
• clast

• diluvial clay
• diagenetic origin
• depth interval
• diastrophism
• duricrust
• diagenetic effect
• denudation
• dike intrusion
• diagenesis
• dolerite dike

• endogenous
• effusive stage
• epeirogenesis
• epoch
• electrical cone
• epicenter determination
• eluvial horizon
• endogenic
• E-region
• eustatic change

• flow line
• fold fault
• face
• fault throw
• fossil facies
• frost heave test
• formation
• floe
• fault type
• flowstone

• geanticline
• granitic terrain
• gleization
• glaciofluvial
• gully erosion
• gravitational sliding
• ground heaving
• Gakkel Ridge
• geosynclinal
• gravel

• hypabyssal
• hornstone
• heave
• hydrothermal solution
• hardpan
• hypogene
• Holocene epoch
• hydrothermal stage
• hemipelagic sediment
• hydrothermal vent

• intrusive mechanism
• igneous process
• Indian plate
• intrusion
• ice erosion
• intraplate
• ionospheric disturbance
• inland sea
• inversion tectonics
• intercept time

• Jurassic
• joint density
• joint

• klippe
• karst plain
• kimberlite magma
• kaolin deposit
• killas
• karst aquifer
• knickpoint
• K-A decay
• karstic aquifer
• karst zone

• live
• Lower Pennsylvanian
• Lower Miocene
• lithostratigraphic
• local scour
• left-lateral fault
• Lower Triassic
• Lower Cretaceous
• lead
• loess region

• Morrison formation
• middle
• Middle Jurassic
• metasomatosis
• mode
• metamorphic
• marker bed
• mineral deposit
• mountain glacier
• mud pot

• nivation hollow
• nivation
• nodular
• Neogene tuff
• nodulated
• non-saturated soil
• nappe
• nepheline-syenite
• Neogene
• natural bridge

• ocean basin
• oxygen isotope curve
• ore deposit
• Oligocene epoch
• oceanization
• overthrust
• Owen fracture zone
• orogeny
• oolite
• original dip

• pre-tertiary system
• Paleozoic
• plume
• plume tectonics
• piedmont lake
• pingo
• progradation
• porphyry
• Permian-Triassic extinction
• peneplain

• quaternary sedimentary rock
• quaternary sediment
• Quaternary stratigraphy
• quaternary
• quartz fabric
• Quaternary change
• quaternary deposit
• Quaternary period
• Quaternary research
• quaternary alluvium

• ring dike
• Richter scale
• radiolarian chert
• regolith
• regional geology
• rift
• rock flour
• rounded gravel
• recharge area
• raised beach

• strike fault
• shield
• South American plate
• syntexis
• system
• spotted schist
• serpentine diapir
• straticulate
• scoriaceous
• synclinal structure

• tectonic line
• trough surface
• Tarantian stage
• transform fault
• terrane
• Tertiary period
• talc schist
• tablemount
• talus
• trachytoid

• upper Permian
• upper Paleozoic
• Universal Transverse Mercator
• Upper Jurassic
• undersea plain
• upper Pleistocene
• upfold
• Upper Miocene
• underthrust
• uplift history

• varved clay
• vein
• vesicle
• valley glacier
• vein width
• variable
• vertical stratification
• volcanic bomb
• Vulcanian eruption
• Vulcanian

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

• xenolith

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

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