Sta  search
stability  search
RTfoundations
 land subsidence
 paleomagnetism
 slope stability
 engineering geology
 geochemistry
 stabilization
 tunnels
 underground installations
stabilization  search
RTartificial islands
 beach nourishment
 retaining walls
 shorelines
 slope stability
 stability
stable isotopes  search
BTisotopes
 .stable isotopes
NTAl-27
 Al-27/Al-26
 Ar-36
 Ar-38/Ar-36
 Ar-40
 Ar-40/Ar-36
 Ar-40/Ar-39
 B-11/B-10
 Be-10/Be-9
 C-12
 C-13
 C-13/C-12
 C-14/C-12
 Cl-37/Cl-35
 Cr-53/Cr-52
 D/H
 deuterium
 Fe-57
 He-3
 He-4
 He-4/He-3
 Hf-177/Hf-176
 Kr-84
 Li-6
 Li-7
 Mg-25/Mg-24
 Mg-26
 Mg-26/Mg-24
 N-15
 N-15/N-14
 Nd-144/Nd-143
 Ne-20
 Ne-21
 Ne-22
 Ne-22/Ne-20
 Ne-22/Ne-21
 O-16
 O-17
 O-17/O-16
 O-18
 O-18/O-16
 Os-187/Os-186
 Os-188/Os-187
 Pb-206
 Pb-206/Pb-204
 Pb-207
 Pb-207/Pb-204
 Pb-207/Pb-206
 Pb-208
 Pb-208/Pb-204
 Pb-208/Pb-206
 Rb-87/Sr-86
 S-32
 S-34
 S-34/S-32
 Sm-147/Nd-144
 Sr-86
 Sr-87
 Sr-87/Sr-86
 U-238/Pb-206
 Xe-124
 Xe-126
 Xe-128
 Xe-129
 Xe-130/Xe-129
 Xe-131
 Xe-132
 Xe-132/Xe-129
 Xe-136
 Xe-136/Xe-130
 Xe-136/Xe-132
RTcarbon
 sulfur
 hydrogen
 oxygen
Stablo  search
SNSee Stavelot Belgium or Stavelot-Venn Massif.
stacking  search
RTcrystal structure
 data processing
 defects
 normal moveout
 poststack migration
 prestack migration
 seismic methods
 signal-to-noise ratio
 geophysical methods
 tectonics
 time domain analysis
 velocity
 velocity analysis
SNAdded to Thesaurus in 1993.
Stafford County Kansas  search
BTUnited States
 .Kansas
 ..Stafford County Kansas
SNS central Kansas.
Stafford County Virginia  search
BTUnited States
 .Virginia
 ..Stafford County Virginia
SNNE Virginia.
Staffordshire England  search
BTEurope
 .Western Europe
 ..United Kingdom
 ...Great Britain
 ....England
 .....Staffordshire England
RTMidlands
 Dudley England
 Wolverhampton England
SNCounty in W central England. After 1974, part of the territory was taken to form West Midlands County.
Stage 1  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 1
 .....Stage 1
Stage 10  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Furongian
 .....Stage 10
Stage 2  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 1
 .....Stage 2
Stage 3  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 2
 .....Stage 3
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Ordovician
 ....Middle Ordovician
 .....Stage 3
Stage 4  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 2
 .....Stage 4
Stage 5  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 3
 .....Stage 5
Stage 7  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Series 3
 .....Stage 7
Stage 9  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Cambrian
 ....Furongian
 .....Stage 9
stage, universal  search
USEuniversal stage
stages  search
SNA valid general term through 1977. Use specific term, e.g. stratigraphic units.
stainierite  search
USEheterogenite
staining  search
RTpaleobotany
 paleontology
 petrology
 sample preparation
Staked Plain  search
USELlano Estacado
stalactites  search
RTcaverns
 caves
 solution features
 speleothems
 geomorphology
 stalagmites
 volcanic features
SNAdded to Thesaurus in 1982.
stalagmites  search
RTcaverns
 caves
 solution features
 speleothems
 stalactites
 geomorphology
 volcanic features
SNAdded to Thesaurus in 1982.
Stalin  search
SNNot a valid term for GeoRef. A former name for various places including the city in Romania; seaport of Varna in Bulgaria; city of Donetsk in the Ukraine. See Brasov Romania, Varna Bulgaria.
Stalinabad Tajikistan  search
USEDushanbe Tajikistan
Stalingrad Russian Federation  search
USEVolgograd Russian Federation
Stampian  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Cenozoic
 ...Paleogene
 ....Oligocene
 .....lower Oligocene
 ......Stampian
RTRupelian
 Sannoisian
SNFrance.
standard deviation  search
BTstatistical analysis
 .standard deviation
UFdeviation, standard
standard materials  search
RTabsolute age
 chemical analysis
 crystallography
 igneous rocks
 interlaboratory comparison
 isotopes
 materials
 minerals
 petrology
 quality control
 silicate rocks
 spectroscopy
 geochemistry
 standard rocks
 standardization
 thermal analysis
SNUsed for rocks or minerals or other materials that have been designated as standard by geological laboratories. Before 1976, also search standard rocks. Indexed with with specific type of material and name of laboratory where available.
standard rocks  search
RTinterlaboratory comparison
 rocks
 standard materials
SNAlso index standard materials.
standardization  search
RTinterlaboratory comparison
 standard materials
SNUsed as a general term.
Stanislaus County California  search
BTUnited States
 .California
 ..Stanislaus County California
SNCentral California.
Stanislav Ukraine  search
USEIvano-Frankovsk Ukraine
Stanislawow Ukraine  search
USEIvano-Frankovsk Ukraine
Stanley County South Dakota  search
BTUnited States
 .South Dakota
 ..Stanley County South Dakota
Stanley Group  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Mississippian
 .....Stanley Group
RTOklahoma
 Arkansas
SNIncludes Hatton Tuff Lentil, Ten Mile Creek Formation, Moyers Formation, Chickasaw Creek Formation. W Arkansas, and central S and SE Oklahoma.
Stanly County North Carolina  search
BTUnited States
 .North Carolina
 ..Stanly County North Carolina
SNS central North Carolina.
stannite  search
BTsulfosalts
 .sulfostannates
 ..stannite
UFtin pyrites
stannoidite  search
BTsulfides
 .stannoidite
Stanovoi Range  search
USEStanovoy Range
Stanovoy Range  search
BTCommonwealth of Independent States
 .Russian Federation
 ..Stanovoy Range
BTAsia
 .Stanovoy Range
UFStanovoi Range
 Stanovoy Upland
RTYakutia Russian Federation
 Amur region
 Khabarovsk Russian Federation
SNMountain range between Yakutia and Amur Oblast with Khabarovsk Kray on the E. Also search Stanovoy. This term has multiple hierarchies.
Stanovoy Upland  search
USEStanovoy Range
Stansbury Mountains  search
BTUnited States
 .Utah
 ..Tooele County Utah
 ...Stansbury Mountains
SNIn Wasatch National Forest in NW Utah.
Stanstead County Quebec  search
BTCanada
 .Eastern Canada
 ..Quebec
 ...Stanstead County Quebec
Stanton County Kansas  search
BTUnited States
 .Kansas
 ..Stanton County Kansas
SNSW Kansas.
Stanton County Nebraska  search
BTUnited States
 .Nebraska
 ..Stanton County Nebraska
SNNE Nebraska.
Stanton Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Pennsylvanian
 .....Upper Pennsylvanian
 ......Missourian
 .......Stanton Formation
RTIowa
 Missouri
 Oklahoma
 Nebraska
 Kansas
 Lansing Group
 Rock Lake Shale Member
SNIn Lansing Group. Includes Captain Creek Limestone, Eudora Shale, Stoner Limestone, Rock Lake Shale, South Bend Limestone members. SW Iowa, E Kansas, NW Missouri, SE Nebraska, and NE Oklahoma.
Stanton's Cave  search
BTUnited States
 .Arizona
 ..Stanton's Cave
RTGrand Canyon
SNPaleontological and archaeological site in Grand Canyon National Park, NW Arizona. Added to Thesaurus in 1989.
Star Point Sandstone  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Cretaceous
 ....Upper Cretaceous
 .....Star Point Sandstone
RTUtah
 Mesaverde Group
SNIn Mesaverde Group. E central Utah. Added to Thesaurus in 1985.
Stara Planina  search
USEBalkan Mountains
Stark County Illinois  search
BTUnited States
 .Illinois
 ..Stark County Illinois
SNN central Illinois.
Stark County North Dakota  search
BTUnited States
 .North Dakota
 ..Stark County North Dakota
SNW North Dakota.
Stark County Ohio  search
BTUnited States
 .Ohio
 ..Stark County Ohio
SNE central Ohio.
Starke County Indiana  search
BTIndiana
 .Starke County Indiana
Starobin Belarus  search
BTEurope
 .Belarus
 ..Starobin Belarus
SNTown in S central Belarus. This term has multiple hierarchies.
Starr County Texas  search
BTUnited States
 .Texas
 ..Starr County Texas
stars  search
NTsupernovas
RTextraterrestrial geology
 Sun
Stassfurt Germany  search
BTEurope
 .Central Europe
 ..Germany
 ...Saxony-Anhalt Germany
 ....Stassfurt Germany
SNSalt mining city in Saxony-Anhalt, central Germany.
Staten Island  search
RTArgentina
 Magallanes Chile
 Narrows
 New York
 New York City New York
 Raritan Bay
SNS of Manhattan and across The Narrows from Long Island on the E. Borough of New York City, coextensive with Richmond County, SE New York. Also in Argentina (Isla de los Estados). Indexed with county and state or region as applicable.
Statfjord Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Mesozoic
 ...Statfjord Formation
RTNorth Sea
SNN North Sea. Added to Thesaurus in 1989.
Statherian  search
BTChronostratigraphic Units
 .Precambrian
 ..Proterozoic
 ...Paleoproterozoic
 ....Statherian
static corrections  search
RTcorrections
 dynamics
 effects
 equilibrium
 mathematical geology
 mechanics
 seismic methods
 stress
SNApplied to seismic data to compensate for variations in reference to a datum, elevation, weathering thickness, and weathering velocity. Before 1998, also search statics AND seismic methods.
statics  search
SNAs of 1998, use static corrections for seismology.
statistical analysis  search
NTautocorrelation
 Bayesian analysis
 bivariate analysis
 canonical analysis
 cluster analysis
 cokriging
 correlation coefficient
 correspondence analysis
 covariance analysis
 crosscorrelation
 dendrograms
 discriminant analysis
 factor analysis
 finite difference analysis
 finite element analysis
 geostatistics
 histograms
 kriging
 kurtosis
 least-squares analysis
 Markov chain analysis
 maximum likelihood
 Monte Carlo analysis
 multivariate analysis
 phi scale
 populations
 principal components analysis
 probability
 regression analysis
 skewness
 standard deviation
 time series analysis
 trend-surface analysis
 univariate analysis
 variance analysis
UFstatistical methods
RTanalysis
 data processing
 equations
 asymmetric distribution
 cladistics
 biometry
 geometry
 eigenvalues
 extrapolation
 interpolation
 iterative
SNUsed as a general term for studies that use statistics in analyzing data. Before 1971, also search statistical measures; statistics.
statistical distribution  search
RTasymmetric distribution
 distribution
 power law
 statistical analysis
SNAdded to Thesaurus in 1981.
statistical measures  search
SNNot a valid index term after 1970. Was used in subfile N. Now use statistical analysis or geostatistics.
statistical methods  search
USEstatistical analysis
statistics  search
SNNo longer a valid GeoRef index term. Formerly was used in subfiles B and N. Now use statistical analysis or geostatistics.
Staunton Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Pennsylvanian
 .....Middle Pennsylvanian
 ......Staunton Formation
RTIndiana
SNOverlies Brazil Formation. SW Indiana.
staurolite  search
BTsilicates
 .orthosilicates
 ..nesosilicates
 ...staurolite
Stavanger Norway  search
BTEurope
 .Western Europe
 ..Scandinavia
 ...Norway
 ....Rogaland Norway
 .....Stavanger Norway
SNCity on Stavanger Fjord on North Sea S of Bergen.
Stavelot  search
SNNo longer a valid term for GeoRef. See Stavelot Belgium or Stavelot-Venn Massif.
Stavelot Belgium  search
BTEurope
 .Western Europe
 ..Belgium
 ...Liege Belgium
 ....Stavelot Belgium
RTArdennes
SNTown in the N Ardennes.
Stavelot-Venn Massif  search
BTEurope
 .Stavelot-Venn Massif
RTGermany
 Belgium
 Hohe Venn
SNPrimarily in the N Ardennes of Belgium. Indexed with countries as applicable.
Stavropol region  search
BTCommonwealth of Independent States
 .Russian Federation
 ..Stavropol Russian Federation
 ...Stavropol region
UFVoroshilovsk (region)
SNIn Stavropol Kray (Ordzhonikidze Kray before 1945) in the Northern Caucasus. Before 1978, also search Stavropol Russian Federation. This term has multiple hierarchies.
Stavropol Russian Federation  search
BTCommonwealth of Independent States
 .Russian Federation
 ..Stavropol Russian Federation
BTEurope
 .Stavropol Russian Federation
NTPrikumsk Russian Federation
 Stavropol region
RTNorthern Caucasus
SNKray (formerly Ordzhonikidze Kray) in the Northern Caucasus. Before 1993, Stavropol Russian Republic was also used. This term has multiple hierarchies.