carbon  search
NTC-12
 C-13
 C-13/C-12
 C-14
 C-14/C-12
 organic carbon
RTcarbonaceous composition
 carbonado
 chaoite
 charcoal
 chemical elements
 diamond
 diamonds
 fullerenes
 geochemical cycle
 graphite
 graphitization
 hydrocarbons
 isotopes
 lonsdaleite
 moissanite
 organic compounds
 stable isotopes
 total organic carbon
Carbon County Montana  search
BTUnited States
 .Montana
 ..Carbon County Montana
SNS Montana.
Carbon County Pennsylvania  search
BTUnited States
 .Pennsylvania
 ..Carbon County Pennsylvania
SNE Pennsylvania.
Carbon County Utah  search
BTUnited States
 .Utah
 ..Carbon County Utah
RTBook Cliffs
 Sunnyside Mine
SNCentral Utah.
Carbon County Wyoming  search
BTUnited States
 .Wyoming
 ..Carbon County Wyoming
NTSeminoe Mountains
 Shirley Basin
RTGreat Divide Basin
 Lost Soldier Field
 Sullivan Mine
SNS Wyoming.
carbon cycle  search
BTgeochemical cycle
 .carbon cycle
RTcycles
 organic carbon
SNAlso search geochemical cycle and carbon. Before 1982, also search cycles and carbon. Indexed with carbon.
carbon dioxide  search
UFCO2
RTgeochemistry
 phase equilibria
 carbon monoxide
 decarbonation
 fluid inclusions
 greenhouse effect
carbon monoxide  search
UFCO (carbon monoxide)
RTcarbon dioxide
carbon tetrachloride  search
BTorganic compounds
 .halogenated hydrocarbons
 ..chlorinated hydrocarbons
 ...carbon tetrachloride
UFperchloromethane
 tetrachloromethane
RTpollutants
 toxic materials
 solvents
SNCCl
carbon-12  search
USEC-12
carbon-13  search
USEC-13
carbon-14  search
USEC-14
carbonaceous  search
SNA valid index term through 1977. After 1977, use carbonaceous chondrites for meteorites, and use carbonaceous composition as a general term referring to carbon and coal.
carbonaceous chondrites  search
BTmeteorites
 .stony meteorites
 ..chondrites
 ...carbonaceous chondrites
NTCM chondrites
 CR chondrites
 CV chondrites
 Kainsaz Meteorite
 Orgueil Meteorite
RTKaidun Meteorite
 ordinary chondrites
SNBefore 1978, also search chondrites AND carbonaceous.
carbonaceous composition  search
UFcarbonaceous rocks
RTorganic compounds
 composition
 coal
 black shale
 carbon
SNBefore 1978, also search carbonaceous.
carbonaceous rocks  search
USEcarbonaceous composition
carbonaceous shale  search
USEblack shale
carbonado  search
BTnative elements
 .carbonado
RTdiamonds
 industrial minerals
 carbon
carbonate  search
SNAs of 1981, no longer a valid term for GeoRef. See carbonates; carbonate ion; carbonate rocks; carbonate sediments.
carbonate apatite  search
BTphosphates
 .carbonate apatite
UFcarbonate-apatites
 tavistockite
RTapatite
 dahllite
carbonate banks  search
BTsedimentary structures
 .biogenic structures
 ..carbonate banks
RTbioherms
 algal banks
 banks
 reefs
 mud banks
SNAdded to Thesaurus in 1993.
carbonate compensation  search
USEcarbonate compensation depth
carbonate compensation depth  search
UFcarbonate compensation
 depth of compensation
RToceanography
 solution
 ocean circulation
 sea water
 lysoclines
carbonate composition  search
SNAs of 1981, no longer a valid term for GeoRef. Now use carbonaceous composition if applicable.
carbonate ion  search
RTbicarbonate ion
 carbonates
 geochemistry
 ions
SNAdded to Thesaurus in 1981.
carbonate platforms  search
RTcarbonate rocks
 carbonate sediments
 platform reefs
 platforms
 sedimentation
 shelf environment
SNAdded to Thesaurus in 1985.
carbonate ramps  search
RTcarbonate rocks
 carbonate sediments
 coastal environment
 ramps
 shallow-water environment
SNAdded to Thesaurus in 1989.
carbonate rocks  search
BTsedimentary rocks
 .carbonate rocks
NTbeachrock
 boundstone
 calcrete
 caliche
 chalk
 dolostone
 grainstone
 limestone
 packstone
 rudstone
 travertine
 wackestone
RTrocks
 calcite
 intraclasts
 oolite
 carbonates
 dolomite
 marl
 bone beds
 tufa
 carbonate platforms
 carbonate sediments
 carbonate ramps
 carbonatites
 Fischer plots
 floatstone
 micritization
carbonate sediments  search
BTsediments
 .carbonate sediments
RTsand
 limestone
 oolite
 gravel
 carbonates
 dolomite
 carbonate rocks
 travertine
 tufa
 carbonate platforms
 carbonate ramps
 coquina
 dolostone
carbonate-apatites  search
USEcarbonate apatite
carbonates  search
NTalstonite
 alumohydrocalcite
 ankerite
 aragonite
 artinite
 azurite
 bastnaesite
 calcite
 cancrinite
 cerussite
 dahllite
 dawsonite
 dolomite
 gaylussite
 huntite
 hydromagnesite
 hydrotalcite
 Iceland spar
 ikaite
 kutnahorite
 leadhillite
 magnesian calcite
 magnesite
 malachite
 meionite
 monohydrocalcite
 nahcolite
 nesquehonite
 norsethite
 phosgenite
 protodolomite
 pyroaurite
 rhodochrosite
 sakhaite
 shortite
 siderite
 sjogrenite
 smithsonite
 spurrite
 strontianite
 synchisite
 thaumasite
 thermonatrite
 trona
 vaterite
 weloganite
 witherite
RTbicarbonate ion
 calcium carbonate
 carbonate ion
 carbonate rocks
 carbonate sediments
 carbonatization
 decarbonation
 minerals
 sodium carbonate
SNBefore 1981, thomsonite was included as a narrower term.
carbonatites  search
BTigneous rocks
 .plutonic rocks
 ..carbonatites
NTsovite
RTcarbonate rocks
carbonatiza  search
carbonatization  search
NTcalcitization
 dolomitization
RTalteration
 carbonates
 coalification
 diagenesis
 hydrothermal alteration
 metasomatism
 processes
SNIntroduction of, or replacement by, carbonates. Not to be used for carbonation; instead use coalification.
Carbondale Formation  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
 ....Pennsylvanian
 .....Middle Pennsylvanian
 ......Carbondale Formation
RTKentucky
 Illinois
 Herrin Coal Member
 Kewanee Group
 Springfield Coal Member
SNIn Kewanee Group. Illinois and W Kentucky.
Carbondale Illinois  search
BTUnited States
 .Illinois
 ..Jackson County Illinois
 ...Carbondale Illinois
SNCity in S Illinois.
Carbonicola  search
BTInvertebrata
 .Mollusca
 ..Bivalvia
 ...Carbonicola
SNGenus.
Carboniferous  search
BTChronostratigraphic Units
 .Phanerozoic
 ..Paleozoic
 ...Carboniferous
NTMississippian
 Pennsylvanian
 Albert Formation
 Amsden Formation
 Asturian Orogeny
 Avonian
 Bartlesville Sand
 Benxi Formation
 Big Snowy Group
 Burbank Sand
 Chilliwack Group
 Culm
 Diamond Peak Formation
 Dinantian
 Ely Limestone
 Essen Beds
 Huanglong Formation
 Jackfork Group
 Johns Valley Formation
 Manning Canyon Shale
 Middle Carboniferous
 Mispec Group
 Schoonover Sequence
 Silesian
 Springer Formation
 Stellarton Group
 Tesnus Formation
 Upper Carboniferous
 Wahoo Limestone
RTDwyka Formation
 Karroo Supergroup
 Alice Springs Orogeny
 Beacon Supergroup
 Guandacol Formation
 Hercynian Orogeny
 Baralaba Coal Measures
 Itarare Subgroup
 Deer Lake Group
 Geirud Formation
 Ishbel Group
 Krol Formation
 Lisburne Group
 lower Gondwana System
 Otago
SNAbove Devonian, below Permian.
carbonification  search
USEcoalification
carbonitization  search
USEcoalification
carbonization  search
USEcoalification