SEDIS - Thesaurus
pH  | |
|---|---|
| UF | acidity |
| RT | geochemistry |
| acids | |
| acid rain | |
| critical load | |
| acidic composition | |
| physical properties | |
| reactivity | |
| alkalinity | |
| buffers | |
| sea water | |
| Phacopida | |
|---|---|
| BT | Invertebrata |
| .Arthropoda | |
| ..Trilobitomorpha | |
| ...Trilobita | |
| ....Phacopida | |
| NT | Phacopina |
| SN | Order. |
| Phacopina | |
|---|---|
| BT | Invertebrata |
| .Arthropoda | |
| ..Trilobitomorpha | |
| ...Trilobita | |
| ....Phacopida | |
| .....Phacopina | |
| NT | Phacops |
| SN | Suborder or genus. |
| Phacops | |
|---|---|
| BT | Invertebrata |
| .Arthropoda | |
| ..Trilobitomorpha | |
| ...Trilobita | |
| ....Phacopida | |
| .....Phacopina | |
| ......Phacops | |
| SN | Genus. |
| Phaeodarina | |
|---|---|
| BT | Invertebrata |
| .Protista | |
| ..Radiolaria | |
| ...Osculosida | |
| ....Phaeodarina | |
| RT | microfossils |
| SN | Indexed with microfossils if applicable. |
| Phaeophyta | |
|---|---|
| BT | Plantae |
| .algae | |
| ..Phaeophyta | |
| UF | brown algae |
| seaweed | |
| RT | microfossils |
| SN | Including brown algae and seaweed. Indexed with microfossils if applicable. |
| Phanerozoic | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| NT | Mesozoic |
| Cenozoic | |
| Paleozoic | |
| RT | Mesozoic |
| Cenozoic | |
| Paleozoic | |
| pharmacolite | |
|---|---|
| BT | arsenates |
| .pharmacolite | |
| pharmacosiderite | |
|---|---|
| BT | arsenates |
| .pharmacosiderite | |
| phase distortion | |
|---|---|
| RT | distortion |
| elastic waves | |
| seismology | |
| SN | Added to Thesaurus in 1981. |
| phase equilibria | |
|---|---|
| RT | anvil cells |
| carbon dioxide | |
| crystal chemistry | |
| crystal growth | |
| crystal zoning | |
| crystallography | |
| entropy | |
| equations of state | |
| equilibrium | |
| free energy | |
| gases | |
| grain boundaries | |
| high pressure | |
| high temperature | |
| Hugoniot analysis | |
| hydrothermal conditions | |
| igneous rocks | |
| imm | |
| SN | Primarily used for laboratory studies in petrology and mineralogy. May be used for theoretical or field studies of specific rocks, minerals or localities. For the Earth as a whole, crust, mantle or core, including experimental laboratory studies involving |
| phase rule | |
|---|---|
| UF | Gibbs phase rule |
| RT | phase equilibria |
| phase transitions | |
|---|---|
| RT | anvil cells |
| core | |
| crust | |
| Earth | |
| magnesian silicates | |
| mantle | |
| phase equilibria | |
| seismology | |
| transformations | |
| transition zones | |
| SN | For phase changes within the Earth and laboratory studies applied to them. For other laboratory studies, see phase equilibria. Added to Thesaurus in 1981. |
| phase velocity | |
|---|---|
| RT | elastic waves |
| seismology | |
| velocity | |
| SN | Added to Thesaurus in 1981. |
| phase, gaseous | |
|---|---|
| USE | gaseous phase |
| phase, solid | |
|---|---|
| USE | solid phase |
| phases | |
|---|---|
| SN | A valid general term through 1978. After 1978, see specific terms, e.g. liquid phase, solid phase, gaseous phase, etc. |
| Phelps County Missouri | |
|---|---|
| BT | United States |
| .Missouri | |
| ..Phelps County Missouri | |
| SN | Central Missouri. |
| Phelps County Nebraska | |
|---|---|
| BT | United States |
| .Nebraska | |
| ..Phelps County Nebraska | |
| SN | S Nebraska. |
| phenacite | |
|---|---|
| USE | phenakite |
| phenakite | |
|---|---|
| BT | silicates |
| .orthosilicates | |
| ..nesosilicates | |
| ...phenakite | |
| UF | phenacite |
| phenanthrene | |
|---|---|
| BT | organic compounds |
| .hydrocarbons | |
| ..aromatic hydrocarbons | |
| ...polycyclic aromatic hydrocarbons | |
| ....phenanthrene | |
| SN | Crystalline tricyclic aromatic hydrocarbon. Added to Thesaurus in 1989. |
| phengite | |
|---|---|
| BT | silicates |
| .sheet silicates | |
| ..mica group | |
| ...phengite | |
| RT | muscovite |
| phenocrysts | |
|---|---|
| RT | crystals |
| igneous rocks | |
| matrix | |
| minerals | |
| porphyritic texture | |
| phenols | |
|---|---|
| BT | organic compounds |
| .phenols | |
| RT | chlorophenols |
| alcohols | |
| pentachlorophenol | |
| phenomena, electrical | |
|---|---|
| SN | Not a valid term for GeoRef. Usually out-of-scope. Used as electrical phenomena with meteorology. |
| phenomena, surface | |
|---|---|
| SN | Not a valid term for GeoRef. Usually out-of-scope. Used as surface phenomena with astrophysics and solar physics. |
| phenomena, transient | |
|---|---|
| USE | transient phenomena |
| phenotypes | |
|---|---|
| RT | ecology |
| ontogeny | |
| paleoecology | |
| taxonomy | |
| type specimens | |
| SN | Added to Thesaurus in 1989. |
| phenylethane | |
|---|---|
| USE | ethylbenzene |
| phi grade scale | |
|---|---|
| USE | phi scale |
| phi scale | |
|---|---|
| BT | statistical analysis |
| .phi scale | |
| UF | phi grade scale |
| RT | sedimentary rocks |
| sediments | |
| Philadelphia County Pennsylvania | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Philadelphia County Pennsylvania | |
| NT | Philadelphia Pennsylvania |
| SN | SE Pennsylvania. |
| Philadelphia Pennsylvania | |
|---|---|
| BT | United States |
| .Pennsylvania | |
| ..Philadelphia County Pennsylvania | |
| ...Philadelphia Pennsylvania | |
| SN | City on the Delaware River. Coextensive with Philadelphia County, SE Pennsylvania. |
| Philip Island | |
|---|---|
| RT | Victoria Australia |
| SN | In Indian Ocean E of Mornington Peninsula S of Melbourne. Indexed with Victoria Australia if applicable. |
| Philippine Islands earthquake 1990 | |
|---|---|
| USE | Luzon earthquake 1990 |
| Philippine Sea | |
|---|---|
| BT | Pacific Ocean |
| .North Pacific | |
| ..Northwest Pacific | |
| ...Philippine Sea | |
| NT | Daito Ridge |
| Kyushu-Palau Ridge | |
| Parece Vela Basin | |
| Ryukyu Trench | |
| West Philippine Basin | |
| RT | Izu-Bonin Arc |
| Leg 31 | |
| DSDP Site 292 | |
| DSDP Site 293 | |
| DSDP Site 297 | |
| Nankai Trough | |
| Leg 6 | |
| DSDP Site 442 | |
| Leg 58 | |
| DSDP Site 446 | |
| Leg 59 | |
| Leg 60 | |
| DSDP Site 453 | |
| DSDP Site 454 | |
| DSDP Site 455 | |
| DSDP Site 456 | |
| DSDP Site 457 | |
| DSDP Site 60 | |
| Leg 126 | |
| Leg 124E | |
| Leg 132 | |
| ODP Site 787 | |
| OD | |
| SN | That part of the W Pacific Ocean with the Philippines Islands on the W, Taiwan and the Ryukyus on the NW, and the U.S. Trust Territory of the Pacific Islands on the E and SE. This term has multiple hierarchies. |
| Philippine Sea Plate | |
|---|---|
| RT | Philippine Sea |
| plate tectonics | |
| plates | |
| SN | A tectonic plate roughly covering the same area as the Philippine Sea and virtually surrounded by the SE edge of the Eurasian Plate and the Pacific Plate. Indexed with geographic area and/or age as applicable. |
| Philippines | |
|---|---|
| USE | Philippine Islands |
| philippinite | |
|---|---|
| BT | tektites |
| .philippinite | |
| Phillipines earthquake 1990 | |
|---|---|
| USE | Luzon earthquake 1990 |
| Phillips County Arkansas | |
|---|---|
| BT | United States |
| .Arkansas | |
| ..Phillips County Arkansas | |
| SN | E Arkansas. |
| Phillips County Colorado | |
|---|---|
| BT | United States |
| .Colorado | |
| ..Phillips County Colorado | |
| SN | NE Colorado. |
| Phillips County Kansas | |
|---|---|
| BT | United States |
| .Kansas | |
| ..Phillips County Kansas | |
| NT | Kirwin Kansas |
| SN | N Kansas. |
| Phillips County Montana | |
|---|---|
| BT | United States |
| .Montana | |
| ..Phillips County Montana | |
| SN | N Montana. |
| phillipsite | |
|---|---|
| BT | silicates |
| .framework silicates | |
| ..zeolite group | |
| ...phillipsite | |
| philosophy | |
|---|---|
| RT | creationism |
| SN | Use term with discipline. |
| Phlegraean Fields | |
|---|---|
| BT | Europe |
| .Southern Europe | |
| ..Italy | |
| ...Campania Italy | |
| ....Phlegraean Fields | |
| UF | Campi Flegrei |
| RT | volcanoes |
| SN | Volcanic region W of Naples in S Italy. |
| phlogopite | |
|---|---|
| BT | silicates |
| .sheet silicates | |
| ..mica group | |
| ...phlogopite | |
| UF | amber mica |
| brown mica | |
| RT | fluor-phlogopite |
| Phobos Satellite | |
|---|---|
| RT | Mars |
| satellites | |
| SN | One of satellites of Mars. Before 1989, also search Phobos. Added to Thesaurus in 1989. |
| Phocidae | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Tetrapoda | |
| ...Mammalia | |
| ....Theria | |
| .....Eutheria | |
| ......Carnivora | |
| .......Pinnipedia | |
| ........Phocidae | |
| SN | Family. |
| Phoebe Satellite | |
|---|---|
| RT | satellites |
| Saturn | |
| SN | One of the satellites of Saturn. Before 1989, also search Phoebe AND Saturn. Added to Thesaurus in 1989. |
| Phoenix Arizona | |
|---|---|
| BT | United States |
| .Arizona | |
| ..Maricopa County Arizona | |
| ...Phoenix Arizona | |
| SN | City in S central Arizona. |
| Pholadomyida | |
|---|---|
| BT | Invertebrata |
| .Mollusca | |
| ..Bivalvia | |
| ...Pholadomyida | |
| Pholidophoriformes | |
|---|---|
| USE | Halecostomi |
| Pholidota | |
|---|---|
| BT | Chordata |
| .Vertebrata | |
| ..Tetrapoda | |
| ...Mammalia | |
| ....Theria | |
| .....Eutheria | |
| ......Pholidota | |
| SN | Order. |
| phonolites | |
|---|---|
| BT | igneous rocks |
| .volcanic rocks | |
| ..phonolites | |
| NT | tinguaite |
| SN | Before 1981, search trachyte-phonolite family. |
| Phoronida | |
|---|---|
| BT | Invertebrata |
| .Vermes | |
| ..Phoronida | |
| phos |
|---|
| phosgenite | |
|---|---|
| BT | carbonates |
| .phosgenite | |
| BT | halides |
| .chlorides | |
| ..phosgenite | |
| SN | This term has multiple hierarchies. |
| phosphate | |
|---|---|
| SN | As of 1981, no longer a valid term for GeoRef. Use phosphate deposits for the commodity, phosphates for the mineral group, or phosphate rocks. See also phosphate composition. |
| phosphate composition | |
|---|---|
| RT | composition |
| nodules | |
| SN | Before 1978, also search nodules AND phosphate. |
| phosphate deposits | |
|---|---|
| UF | apatite ores |
| RT | apatite |
| Lee Creek Mine | |
| SN | Before 1981, also search phosphate AND deposits. Commodity. See List C. |
| phosphate ion | |
|---|---|
| RT | ions |
| geochemistry | |
| phosphates | |
| SN | Added to Thesaurus in 1985. |
| phosphate rocks | |
|---|---|
| BT | sedimentary rocks |
| .chemically precipitated rocks | |
| ..phosphate rocks | |
| UF | phosphorite |
| RT | bone beds |
| SN | Refers to any rock containing phosphate. |
| phosphatization | |
|---|---|
| RT | diagenesis |
| phosphides | |
|---|---|
| BT | alloys |
| .phosphides | |
| NT | schreibersite |
| phosphorescence | |
|---|---|
| USE | luminescence |
| Phosphoria Formation | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Permian | |
| ....Phosphoria Formation | |
| RT | Idaho |
| Utah | |
| Wyoming | |
| Montana | |
| Meade Peak Member | |
| Retort Phosphatic Shale Member | |
| SN | Includes Sybille tongue (new), Forelle tongue, and Ervay tongue (new). |
| phosphorite | |
|---|---|
| USE | phosphate rocks |
| phosphorous | |
|---|---|
| USE | phosphorus |
| phosphorus | |
|---|---|
| NT | P-32 |
| UF | phosphorous |
| RT | soils |
| fertilizers | |
| chemical elements | |
| siderophile elements | |
| high-field-strength elements | |
| KREEP | |
| photochemistry | |
|---|---|
| NT | photolysis |
| photosynthesis | |
| RT | atmosphere |
| fluorescence | |
| luminescence | |
| oxidation | |
| geochemistry | |
| polymerization | |
| SN | Before 1998, also search photolysis and/or photosynthesis if applicable. Added to Thesaurus in 1985. |
| photogeologic maps | |
|---|---|
| BT | maps |
| .photogeologic maps | |
| RT | mosaics |
| remote sensing | |
| SN | Before 1978, also search maps AND photogeologic. |
| photogeologic methods | |
|---|---|
| USE | photogeology |
| photogeology | |
|---|---|
| UF | photogeologic methods |
| RT | engineering geology |
| aerial photography | |
| cartography | |
| maps | |
| mosaics | |
| photogrammetry | |
| photography | |
| remote sensing | |
| space photography | |
| airborne methods | |
| methods | |
| satellite methods | |
| mineral exploration | |
| video methods | |
| paleoclimate maps | |
| exploration | |
| SN | Search with geophysical surveys for surveys. Also index remote sensing, geophysical surveys as applicable. |
| photogrammetry | |
|---|---|
| RT | aerial photography |
| cartography | |
| definition | |
| engineering geology | |
| Magellan Program | |
| mosaics | |
| photogeology | |
| photography | |
| remote sensing | |
| space photography | |
| stereographic projection | |
| SN | Before 1975, also search photogrammetric studies. |
| photographs | |
|---|---|
| USE | photography |
| photography | |
|---|---|
| UF | photographs |
| photomicroscopy | |
| RT | aerial photography |
| mosaics | |
| photogeology | |
| photogrammetry | |
| remote sensing | |
| space photography | |
| video methods | |
| photolysis | |
|---|---|
| BT | photochemistry |
| .photolysis | |
| RT | degradation |
| photometric | |
|---|---|
| SN | A valid term through 1977. After 1977, see photometry. |
| photometry | |
|---|---|
| RT | chemical analysis |
| flame photometry | |
| spectroscopy | |
| photomicroscopy | |
|---|---|
| USE | photography |
| photomosaics | |
|---|---|
| USE | mosaics |
| photosynthesis | |
|---|---|
| BT | photochemistry |
| .photosynthesis | |
| RT | geochemistry |
| processes | |
| paleobotany | |
| respiration | |
| phreatic zone | |
|---|---|
| USE | saturated zone |
| phreatomagmatic eruptions | |
|---|---|
| USE | phreatomagmatism |
| phreatomagmatism | |
|---|---|
| UF | phreatomagmatic eruptions |
| RT | lava |
| volcanism | |
| magmas | |
| volcanology | |
| thermal waters | |
| magmatism | |
| maars | |
| explosive eruptions | |
| SN | Added to Thesaurus in 1985. |
| PHREEQE | |
|---|---|
| BT | computer programs |
| .PHREEQE | |
| RT | geochemistry |
| data processing | |
| mathematical models | |
| numerical models | |
| SN | Geochemical simulation program applicable to hydrogeology and engineering geology. Added to Thesaurus in 1989. |
| Phuket Group | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Phuket Group | |
| RT | Cambrian |
| Permian | |
| Asia | |
| middle Paleozoic | |
| Thailand | |
| Burma | |
| SN | May be the equivalent of the Megui Series, at least in part, of Burma. W side of peninsular Thailand, including island of Phuket, and lower Burma. The Phuket Series was considered Cambrian. After 1974, this group has been considered middle Paleozoic or Pe |
| phyletic gradualism | |
|---|---|
| USE | gradualism |
| phyllites | |
|---|---|
| BT | metamorphic rocks |
| .phyllites | |
| Phylloceratida | |
|---|---|
| BT | Invertebrata |
| .Mollusca | |
| ..Cephalopoda | |
| ...Tetrabranchiata | |
| ....Ammonoidea | |
| .....Phylloceratida | |
| phyllonites | |
|---|---|
| BT | metamorphic rocks |
| .phyllonites | |
| RT | phyllonitization |
| phyllonitization | |
|---|---|
| BT | metamorphism |
| .phyllonitization | |
| RT | processes |
| recrystallization | |
| mylonitization | |
| phyllonites | |
| phyllosilicates | |
|---|---|
| USE | sheet silicates |
| phylogeny | |
|---|---|
| RT | adaptive radiation |
| biologic evolution | |
| cladistics | |
| gradualism | |
| molecular biology | |
| ontogeny | |
| paleontology | |
| parsimony | |
| punctuated equilibria | |
| speciation | |
| physical | |
|---|---|
| SN | A valid term through 1977. After 1977, use physical properties or physical weathering. |
| physical geography | |
|---|---|
| USE | geography |
| physical geology | |
|---|---|
| RT | geology |
| historical geology | |
| physical methods | |
|---|---|
| RT | centrifuge methods |
| methods | |
| soils | |
| physical models | |
|---|---|
| RT | flume studies |
| laboratory studies | |
| models | |
| sandbox models | |
| physical processes | |
|---|---|
| SN | As of 1993, use geophysical methods, geophysics, physical models, or physical properties as applicable. |
| physical properties | |
|---|---|
| RT | acoustical properties |
| b-values | |
| bearing capacity | |
| compactness | |
| compressibility | |
| connectivity | |
| constitutive equations | |
| friction | |
| hardness | |
| mechanical properties | |
| microhardness | |
| pH | |
| physicochemical properties | |
| porosity | |
| properties | |
| secondary porosity | |
| soils | |
| specific gravi | |
| SN | See also appropriate entries under material name. |
| physical weathering | |
|---|---|
| BT | weathering |
| .physical weathering | |
| RT | mechanical weathering |
| SN | Before 1978, search weathering AND physical. |
| physico-chemical properties | |
|---|---|
| USE | physicochemical properties |
| physicochemical properties | |
|---|---|
| UF | physico-chemical properties |
| physiochemical properties | |
| RT | geochemistry |
| physical properties | |
| properties | |
| surfactants | |
| chemical properties | |
| specific surface | |
| SN | Added to Thesaurus in 1982. |
| physiochemical properties | |
|---|---|
| USE | physicochemical properties |
| physiographic geology | |
|---|---|
| SN | No longer a valid GeoRef index term. Used in subfiles E and N. See geomorphology; sedimentation; hydrology. |
| physiographic maps | |
|---|---|
| BT | maps |
| .physiographic maps | |
| RT | geomorphology |
| geomorphologic maps | |
| SN | Added to Thesaurus in 1985. |
| physiographic provinces | |
|---|---|
| UF | provinces, physiographic |
| RT | geomorphology |
| topography | |
| physiography | |
|---|---|
| SN | A valid term through 1975. After 1975, see geomorphology. |
| physiology | |
|---|---|
| RT | anatomy |
| morphology | |
| muscles | |
| SN | Restricted to paleontology. For environmental analysis, use bioaccumulation, or bioavailability. Indexed with with appropriate fossil term (list F). |
| phytane | |
|---|---|
| BT | organic compounds |
| .hydrocarbons | |
| ..aliphatic hydrocarbons | |
| ...alkanes | |
| ....phytane | |
| RT | isoprenoids |
| SN | 2, 6, 10, 14-tetramethylhexadecane. Added to Thesaurus in 1985. |
| phytogeography | |
|---|---|
| USE | biogeography |
| phytoliths | |
|---|---|
| RT | fossilization |
| paleobotany | |
| Plantae | |
| SN | Term reintroduced in 1985. Not a valid term from 1969-1984. Added to Thesaurus in 1985. |
| phytoplankton | |
|---|---|
| BT | plankton |
| .phytoplankton | |
| RT | algae |
| diatoms | |
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