Appendix I: OneGeology English keyword dictionary picklist
To help classify your service in the portal with respect these thematic keywords you can use one or more of the optional thematic@value style keywords in your layer metadata.
Note, terms like Geology shown in bold help to classify the terms for ease of reading, but don't imply any hierarchy. These terms are also part of the picklist of terms.
| Term | Definition |
|---|---|
| Geology | Earth’s history and its life as recorded in the rocks; includes the study of geologic features of an area, such as the geometry of rock formations, weathering and erosion, and sedimentation. |
| Bedrock | Consolidated rock |
| Superficial deposits | Unconsolidated/quaternary geological deposits |
| Surface geology | Superficial deposits and bedrock which occurs at the Earth’s surface |
| Borehole | Boreholes or data surveyed in boreholes |
| Geochronology | Absolute ages of rocks, fossils, and sediments, within a certain degree of uncertainty inherent to the method used |
| Radiometry | In optics, radiometry is a set of techniques for measuring electromagnetic radiation, including visible light. |
| Absolute age | The geologic age of a fossil, or a geologic event or structure expressed in units of time, usually years. |
| Stratigraphy | Rock and sediment layers and layering (stratification) |
| Biostratigraphy | The branch of stratigraphy which focuses on correlating and assigning relative ages of rock strata by using the fossil assemblages contained within them |
| Chronostratigraphy | The branch of stratigraphy that studies the age of rock strata in relation to time |
| Structural geology | Three-dimensional distribution of rock units with respect to their deformational histories |
| Tectonics | |
| Neotectonics | |
| Structure | |
| Fault | |
| Fold | |
| Petrology | Origin, occurrence, structure, and history of rocks |
| Lithology | |
| Igneous rock | |
| Metamorphic rock | |
| Sedimentary rock | |
| Mineralogy | |
| Geochemistry | Distribution and amounts of the chemical elements in minerals, ores, rocks, soils, and water |
| Hydrogeochemistry | |
| Lithogeochemistry | |
| Organic geochemistry | |
| Pedology | Soil morphology, genesis, and classification |
| Soil | |
| Permafrost | |
| Sedimentology | Description, classification, origin, and interpretation of sediments and sedimentary rocks |
| Deposition | |
| Erosion | |
| Marine submersion | |
| Mudflow | |
| Geomorphology | Landforms on the Earth’s surface and the processes that shape them |
| Geoheritage | Geological sites of scientific, cultural or aesthetic value, including geotourism |
| Conservation | |
| Geological trail | |
| Geopark | |
| Geosite | |
| Geotourism | |
| Preservation | |
| Artificial ground | Man-made deposits, mineral workings, re-modelled or altered ground |
| Marine Geology | Investigations of the ocean floor and coastal margins |
| Seafloor type | |
| Shallow gas | |
| Bathymetry | |
| Miscellaneous | |
| Education | |
| Mathematical geology | |
| Popular geology | |
| Harmonized geology | |
| Harmonized age | |
| Harmonized genesis | |
| Harmonized data | |
| Harmonized structure | |
| Geophysics | Measurements and interpolations of geophysical parameters |
| Gravimetry | Measurement of the strength of a gravitational field |
| Geomagnetism | Measurements of the Earth’s magnetic field |
| Paleomagnetism | The record of the Earth’s magnetic field preserved in various magnetic minerals through time |
| Geoelectricity | measurements of the Earth’s natural electric fields and phenomena |
| Radioactivity | Measurements of the Earth’s radioactive elements |
| Seismology | earthquakes and the propagation of elastic waves through the Earth |
| Geothermics | Study of the thermal state of the interior of the solid Earth and of the thermal properties of Earth materials |
| Economic geology | Geologic bodies and materials that can be utilized profitably by man |
| Exploration | |
| Mining | |
| Metals | Metal resources |
| Minerals | Mineral resources |
| Energy | Energy resources |
| Coal | |
| Peat | |
| Oil | |
| Oil shale | |
| Gas | |
| Ore | |
| Metallic ore | |
| Engineering geology | Geologic factors affecting the location, design, construction, operation, and maintenance of engineering works |
| Geotechnics | |
| Rock mechanics | |
| Soil mechanics | |
| Land heave | |
| Land subsidence | |
| Environmental geology | Human interactions with the geological environment |
| Geologic hazards | Geological conditions capable of causing damage or loss of property and life |
| Avalanche | |
| Cavity caving | |
| Collapse of metastable sediments | |
| Earthquake | |
| Flood | |
| Landslide | |
| Mud and debris flow | |
| Off-shore landslides and collapses | |
| Quick clay | |
| Rockfall | |
| Tsunami | |
| Volcanism | |
| Pollution | Human pollution (contamination) of the geological environment |
| Acid drainage | |
| Groundwater pollution | |
| Diffuse pollution | |
| Point-source pollution | |
| Reclamation | |
| Soil pollution | |
| Climate change | Geological conditions as they effect climate change |
| Emission of climate gas | |
| Global warming | |
| Methane exhalation | |
| Sea level rise | |
| Carbon capture and storage | |
| Waste | Unwanted or unusable materials |
| Medical geology | Geological conditions as they effect human, animal, and plant health |
| Airborne dust exposure | |
| Arsenic exposure | |
| Asbestos exposure | |
| Heavy metal exposure | |
| Radon exposure | |
| Hydrogeology | Distribution and movement of groundwater in the soil and rocks of the Earth’s crust |
| Aquifer | |
| Groundwater | |
| Groundwater abstraction | |
| Groundwater level | |
| Infiltration | |
| Spring | |
| Water quality | |
| Water well | |
| Groundwater body | Principal reporting unit with hydraulically coherent entities |
Section last modified: 13 November 2015