IODP SEDIS - Thesaurus -

Int

intensities
USE	intensity

intensity
UF	intensities
RT	particles
	cosmic rays
	interplanetary space
	seismic intensity
	solar cycles
	magnetic intensity
	magnitude
SN	General term as of 1981. For intensity of earthquakes, use seismic intensity.

interactions, boundary
USE	boundary interactions

interactive analysis
USE	interactive techniques

interactive methods
USE	interactive techniques

interactive techniques
UF	interactive analysis
	interactive methods
RT	data processing
SN	Added to Thesaurus in 1985.

interface, air-sea
USE	air-sea interface

interface, oil-gas
USE	oil-gas interface

interface, oil-water
USE	oil-water interface

interface, sediment-water
USE	sediment-water interface

interfaces
RT	air-sea interface
	air-water interface
	gas-water interface
	mineral-water interface
	oil-gas interface
	oil-water interface
	sediment-water interface
	soil-structure interface
	surfactants
	water-rock interaction
SN	Added to Thesaurus in 1981.

interfacial tension
USE	surface tension

interference patterns
RT	folds
	foliation
	patterns
	petrofabrics
	structural analysis
SN	Added to Thesaurus in 1985.

interferometry
RT	very long baseline interferometry
SN	General term appropriate for many topics.

interglacial
SN	A valid term through 1977. After 1977, see interglacial environment or specific interglacial stage.

interglacial environment
RT	depositional environment
	glacial environment
	glacial geology
	interstadial environment
	late-glacial environment
	paleoclimatology
	sedimentation
SN	Before 1978, search interglacial.

intergrowths
RT	crystal growth
	crystallization
	crystallography
	crystals

interior
RT	core
	dynamos
	Earth
	geodynamics
	lunar interior
	magma oceans
	Moon
	planetary interiors
	seismology
	subsidence
SN	As of 1981, restricted to the Earth.

interlaboratory comparison
RT	chemical analysis
	materials
	minerals
	petrology
	quality control
	soil mechanics
	spectroscopy
	standard materials
	standard rocks
	standardization
	thermal analysis
SN	Used for comparison of standard materials between laboratories. Added to Thesaurus in 1989.

Interlake Forma

Interlake Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Silurian
	....Lower Silurian
	.....Llandoverian
	......Interlake Formation
RT	Saskatchewan
	Montana
	North Dakota
	Manitoba
SN	Located in the Williston Basin. Added to Thesaurus in 1989.

interlayering
USE	mineral interlayer

intermediate earthquake
USE	intermediate-focus earthquakes

intermediate-focus earthquakes
BT	earthquakes
	.intermediate-focus earthquakes
UF	intermediate earthquake
RT	focus
	shallow-focus earthquakes
	deep-focus earthquakes
SN	Before 1978, search intermediate-focus.

intermittent springs
BT	springs
	.intermittent springs
RT	ground water
	hydrology
SN	Added to Thesaurus in 1982.

intermontane basins
BT	basins
	.intermontane basins

Intermontane Belt
BT	North America
	.Intermontane Belt
RT	Alberta
	Washington
	Alaska
	British Columbia
	Yukon Territory
SN	One of several tectonic belts between the Coast Ranges and Rocky Mountains, NW North America. Also search Intermontain Belt. Indexed with Washington and/or Canadian provinces or territories as applicable. Added to Thesaurus in 1995.

internal constitution
SN	Used in subfile G. See interior; planetary interiors.

internal waves
RT	ocean waves
	waves

International Association for Quaternary Research
USE	INQUA

international cooperation
UF	cooperation, international
RT	associations
	aid projects
	ASEAN
	industrialized countries
	policy
	Law of the Sea
	strategic minerals
	International Lithosphere Program
	International Monetary Fund
	negotiations
	technical cooperation
	UNCTAD
	World Bank

International Decade of Ocean Exploration
RT	oceanography
	research vessels

INternational DEep Profiling of Tibet and the Himalaya
USE	INDEPTH

International Geological Congress
UF	IGC
RT	associations

International Geological Correlation Programme
USE	IGCP

International Geosphere-Biosphere Program
USE	IGBP

International Lithosphere Program
UF	ILP (International Lithosphere Program)
RT	international cooperation
	research
	programs
	IUGS
SN	Of the IUGS and International Union of Geodesy and Geophysics. Acronym is ILP.

International Monetary Fund
RT	associations
	economics
	international cooperation
	United Nations
	World Bank
SN	Sometimes abbreviated as IMF. Usually out-of-scope for GeoRef. Added to Thesaurus in 1981.

International Phase of Ocean Drilling
USE	IPOD

International Union of Geological Sciences
USE	IUGS

Internet
BT	computer networks
	.Internet
RT	education
	data processing
	information systems
	data retrieval
	information management
	data handling
	digital data
	World Wide Web
	spatial data

interpla

interplanetary comparison
RT	extraterrestrial geology
	natural analogs
	planetology
	planets
	terrestrial comparison
SN	Added to Thesaurus in 1981.

interplanetary dust
RT	cosmic dust
	dust
	interplanetary space
	meteorites
	particles

interplanetary space
UF	outer space
	space
RT	planetology
	particles
	albedo
	cosmic rays
	extraterrestrial geology
	asteroids
	cosmic dust
	meteoroids
	solar system
	shock waves
	meteors
	comae
	comets
	solar wind
	interplanetary dust
	electromagnetic radiation
	intensity
	solar cycles
	Halley's Comet
SN	Usually out-of-scope for GeoRef.

interpolation
RT	functions
	geostatistics
	interpretation
	kriging
	mathematical geology
	splines
	statistical analysis

interpretation
RT	concepts
	extrapolation
	interpolation
SN	Appropriate to a large number of general topics.

interstadial environment
RT	depositional environment
	glacial environment
	glacial geology
	glaciation
	interglacial environment
	late-glacial environment
	periglacial environment
	sedimentation
SN	Before 1978, search interglacial.

interstellar dust
USE	cosmic dust

interstitial water
USE	pore water

intertidal environment
BT	coastal environment
	.intertidal environment
UF	littoral environment
RT	sedimentation
	ecology
	depositional environment
	marine environment
	shorelines
	capes
	littoral erosion
	foredunes
	wave-cut platforms
	tidal flats
	intertidal sedimentation
SN	As of 1981, used for littoral environment. Before 1981, also search tidal environment. Before 1978, search intertidal; littoral.

intertidal sedimentation
BT	sedimentation
	.intertidal sedimentation
RT	intertidal environment
SN	Added to Thesaurus in 1981.

Intertrappean Beds
UF	Deccan Intertrappean
	Deccan Intertrappean Beds
	Deccan Intertrappean Series
RT	Upper Cretaceous
	Paleocene
	lower Eocene
	India
	Deccan Traps
SN	Upper Cretaceous to lower Eocene. Sedimentary deposits of fossiliferous cherts, freshwater limestone or bole intercalated between the flows of Deccan Trap Basalt. Also search Intertrappean. Indexed with ages as applicable.

intraclastic texture
USE	intraclasts

intraclasts
UF	intraclastic texture
RT	allochems
	textures
	carbonate rocks

intracontinental belts
RT	orogenic belts
	orogeny
SN	Added to Thesaurus in 1981.

intracratonic basins
BT	basins
	.intracratonic basins
RT	tectonics
	cratons
SN	Added to Thesaurus in 1981.

intrafolial folds
BT	folds
	.intrafolial folds
SN	Before 1978, search folds AND intrafolial.

intraformational structures
RT	sedimentary structures
SN	Added to Thesaurus in 1982.

intramagmatic deposits
RT	magmatism
	mineral deposits, genesis
SN	Added to Thesaurus in 1981.

intraplate
USE	intraplate processes

intraplate processes
UF	intraplate
RT	volcanism
	tectonics
	earthquakes
	plate tectonics
	volcanoes
	swells
	seismicity
	mantle plumes
SN	Before 1993, also search midplate or mid-plate or intraplate tectonics if applicable. May be searched in combination with earthquakes, seismicity, volcanism, tectonics, etc. Added to Thesaurus in 1993.

intraplate tectonics
SN	No longer a valid term for GeoRef. See intraplate processes.

Intrazonal soils
BT	soils
	.Intrazonal soils
RT	soil group
	Bog soils
	Hydromorphic soils
	Brown forest soils
	Meadow soils
	Planosols
	Solonchak soils
	Solonetz soils

intrusion (ground water)
USE	salt-water intrusion

intrusions
NT	batholiths
	diatremes
	dikes
	laccoliths
	layered intrusions
	lopoliths
	pipes
	plugs
	plutons
	ring complexes
	sills
	stocks
UF	invasion (intrusion)
	irruption (intrusion)
RT	igneous rocks
	magmas
	assimilation
	magma contamination
	domes
	country rocks
	emplacement
	hybridization
	aureoles
	contact metamorphism
	foliation
	heat flow
	lineation
	hypabyssal rocks
	crystallization
	magmatic differentiation
	diapirism
	dike swarms
	magma chambers
SN	Used for the igneous rocks mass formed by emplacement of magma in pre-existing rock. It is also used for the process of emplacement.

intrusive
SN	A valid term through 1977. Included use in subfiles E and N. After 1977, intrusive was used in conjuction with igneous rocks. Now use igneous rocks, intrusions, hypabyssal rocks and/or plutonic rocks as applicable.

intrusive mountain
USE	batholiths

intrusive rocks
SN	As of 1989, no longer a valid term for GeoRef. Before 1978, the term intrusive was used in conjuction with igneous rocks. Now use igneous rocks, intrusions, hypabyssal rocks and/or plutonic rocks as applicable.

intrusives
SN	No longer a valid term for GeoRef. Before 1971, included use in subfiles E, G, N, T and B. Now use igneous rocks and/or intrusions as applicable.