Logo
Unionpedia
Communication
Get it on Google Play
New! Download Unionpedia on your Android™ device!
Install
Faster access than browser!
 

Stratigraphy

Index Stratigraphy

Stratigraphy is a branch of geology concerned with the study of rock layers (strata) and layering (stratification). [1]

60 relations: Alexandre Brongniart, Archaeology, Argentina, Assise, Bed (geology), Biostratigraphy, Carbon, Carbonate minerals, Chemostratigraphy, Colorado Plateau, Conodont biostratigraphy, Cyclostratigraphy, Depositional environment, Earth's magnetic field, Erygmascope, Evolution, Extinction, Facies, Fossil, Geochronology, Geologic map, Geologic time scale, Geology, Georges Cuvier, Harris matrix, Hydrocarbon, International Commission on Stratigraphy, Isotope, Jurassic, Key bed, Law of superposition, Lithology, Lithostratigraphy, Micrometre, Mineral, Natural remanent magnetization, Nicolas Steno, North Magnetic Pole, Oxygen, Paleoclimatology, Paleontology, Petroleum geology, Principle of faunal succession, Principle of lateral continuity, Principle of original horizontality, Radiometric dating, Rock (geology), Sadler effect, Sea-level curve, Sedimentary basin analysis, ..., Sedimentary rock, Sequence stratigraphy, Speciation, Species, Stable isotope ratio, Stratum, Utah, Varve, Volcanic rock, William Smith (geologist). Expand index (10 more) »

Alexandre Brongniart

Alexandre Brongniart (5 February 17707 October 1847) was a French chemist, mineralogist, and zoologist, who collaborated with Georges Cuvier on a study of the geology of the region around Paris.

New!!: Stratigraphy and Alexandre Brongniart · See more »

Archaeology

Archaeology, or archeology, is the study of humanactivity through the recovery and analysis of material culture.

New!!: Stratigraphy and Archaeology · See more »

Argentina

Argentina, officially the Argentine Republic (República Argentina), is a federal republic located mostly in the southern half of South America.

New!!: Stratigraphy and Argentina · See more »

Assise

An assise (from the Fr., derived from Latin assidere, "to sit beside"), is a geological term for two or more beds or strata of rock united by the occurrence of the same characteristic species or genera.

New!!: Stratigraphy and Assise · See more »

Bed (geology)

Salto del Fraile Formation, Peru. Beds are the layers of sedimentary rocks that are distinctly different from overlying and underlying subsequent beds of different sedimentary rocks.

New!!: Stratigraphy and Bed (geology) · See more »

Biostratigraphy

Biostratigraphy is the branch of stratigraphy which focuses on correlating and assigning relative ages of rock strata by using the fossil assemblages contained within them.

New!!: Stratigraphy and Biostratigraphy · See more »

Carbon

Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.

New!!: Stratigraphy and Carbon · See more »

Carbonate minerals

Carbonate minerals are those minerals containing the carbonate ion, CO32−.

New!!: Stratigraphy and Carbonate minerals · See more »

Chemostratigraphy

Chemostratigraphy, or chemical stratigraphy, is the study of the chemical variations within sedimentary sequences to determine stratigraphic relationships.

New!!: Stratigraphy and Chemostratigraphy · See more »

Colorado Plateau

The Colorado Plateau, also known as the Colorado Plateau Province, is a physiographic and desert region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States.

New!!: Stratigraphy and Colorado Plateau · See more »

Conodont biostratigraphy

Conodonts are an extinct class of animals whose feeding apparatuses called teeth or elements are common microfossils found in strata dating from the Stage 10 of the Furongian, the fourth and final series of the Cambrian, to the Rhaetian stage of the Late Triassic.

New!!: Stratigraphy and Conodont biostratigraphy · See more »

Cyclostratigraphy

Cyclostratigraphy is the study of astronomically forced climate cycles within sedimentary successions.

New!!: Stratigraphy and Cyclostratigraphy · See more »

Depositional environment

In geology, depositional environment or sedimentary environment describes the combination of physical, chemical and biological processes associated with the deposition of a particular type of sediment and, therefore, the rock types that will be formed after lithification, if the sediment is preserved in the rock record.

New!!: Stratigraphy and Depositional environment · See more »

Earth's magnetic field

Earth's magnetic field, also known as the geomagnetic field, is the magnetic field that extends from the Earth's interior out into space, where it meets the solar wind, a stream of charged particles emanating from the Sun.

New!!: Stratigraphy and Earth's magnetic field · See more »

Erygmascope

An erygmascope is the name given to a late 19th-century electric lighting apparatus designed for the examination of the strata of earth traversed by boring apparatus.

New!!: Stratigraphy and Erygmascope · See more »

Evolution

Evolution is change in the heritable characteristics of biological populations over successive generations.

New!!: Stratigraphy and Evolution · See more »

Extinction

In biology, extinction is the termination of an organism or of a group of organisms (taxon), normally a species.

New!!: Stratigraphy and Extinction · See more »

Facies

In geology, a facies (pronounced variously as, or; plural also 'facies') is a body of rock with specified characteristics, which can be any observable attribute of rocks such as their overall appearance, composition, or condition of formation, and the changes that may occur in those attributes over a geographic area.

New!!: Stratigraphy and Facies · See more »

Fossil

A fossil (from Classical Latin fossilis; literally, "obtained by digging") is any preserved remains, impression, or trace of any once-living thing from a past geological age.

New!!: Stratigraphy and Fossil · See more »

Geochronology

Geochronology is the science of determining the age of rocks, fossils, and sediments using signatures inherent in the rocks themselves.

New!!: Stratigraphy and Geochronology · See more »

Geologic map

A geologic map or geological map is a special-purpose map made to show geological features.

New!!: Stratigraphy and Geologic map · See more »

Geologic time scale

The geologic time scale (GTS) is a system of chronological dating that relates geological strata (stratigraphy) to time.

New!!: Stratigraphy and Geologic time scale · See more »

Geology

Geology (from the Ancient Greek γῆ, gē, i.e. "earth" and -λoγία, -logia, i.e. "study of, discourse") is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which they change over time.

New!!: Stratigraphy and Geology · See more »

Georges Cuvier

Jean Léopold Nicolas Frédéric, Baron Cuvier (23 August 1769 – 13 May 1832), known as Georges Cuvier, was a French naturalist and zoologist, sometimes referred to as the "founding father of paleontology".

New!!: Stratigraphy and Georges Cuvier · See more »

Harris matrix

The Harris matrix is a tool used to depict the temporal succession of archaeological contexts and thus the sequence of depositions and surfaces on a 'dry land' archaeological site, otherwise called a 'stratigraphic sequence'.

New!!: Stratigraphy and Harris matrix · See more »

Hydrocarbon

In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.

New!!: Stratigraphy and Hydrocarbon · See more »

International Commission on Stratigraphy

The International Commission on Stratigraphy (ICS), sometimes referred to by the unofficial name "International Stratigraphic Commission" is a daughter or major subcommittee grade scientific daughter organization that concerns itself with stratigraphy, geological, and geochronological matters on a global scale.

New!!: Stratigraphy and International Commission on Stratigraphy · See more »

Isotope

Isotopes are variants of a particular chemical element which differ in neutron number.

New!!: Stratigraphy and Isotope · See more »

Jurassic

The Jurassic (from Jura Mountains) was a geologic period and system that spanned 56 million years from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period Mya.

New!!: Stratigraphy and Jurassic · See more »

Key bed

In geology, a key bed (''syn'' marker bed) is a relatively thin layer of sedimentary rock that is readily recognized on the basis of either its distinct physical characteristics or fossil content and can be mapped over a very large geographic area.

New!!: Stratigraphy and Key bed · See more »

Law of superposition

The law of superposition is an axiom that forms one of the bases of the sciences of geology, archaeology, and other fields dealing with geological stratigraphy.

New!!: Stratigraphy and Law of superposition · See more »

Lithology

The lithology of a rock unit is a description of its physical characteristics visible at outcrop, in hand or core samples or with low magnification microscopy, such as colour, texture, grain size, or composition.

New!!: Stratigraphy and Lithology · See more »

Lithostratigraphy

Lithostratigraphy is a sub-discipline of stratigraphy, the geological science associated with the study of strata or rock layers.

New!!: Stratigraphy and Lithostratigraphy · See more »

Micrometre

The micrometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is an SI derived unit of length equaling (SI standard prefix "micro-".

New!!: Stratigraphy and Micrometre · See more »

Mineral

A mineral is a naturally occurring chemical compound, usually of crystalline form and not produced by life processes.

New!!: Stratigraphy and Mineral · See more »

Natural remanent magnetization

Natural remanent magnetization (NRM) is the permanent magnetism of a rock or sediment.

New!!: Stratigraphy and Natural remanent magnetization · See more »

Nicolas Steno

Nicolas Steno (Niels Steensen; Latinized to Nicolaus Stenonis or Nicolaus Stenonius; 1 January 1638 – 25 November 1686 – Aber, James S. 2007. Retrieved 11 January 2012.) was a Danish scientist, a pioneer in both anatomy and geology who became a Catholic bishop in his later years.

New!!: Stratigraphy and Nicolas Steno · See more »

North Magnetic Pole

The North Magnetic Pole is the wandering point on the surface of Earth's Northern Hemisphere at which the planet's magnetic field points vertically downwards (in other words, if a magnetic compass needle is allowed to rotate about a horizontal axis, it will point straight down).

New!!: Stratigraphy and North Magnetic Pole · See more »

Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

New!!: Stratigraphy and Oxygen · See more »

Paleoclimatology

Paleoclimatology (in British spelling, palaeoclimatology) is the study of changes in climate taken on the scale of the entire history of Earth.

New!!: Stratigraphy and Paleoclimatology · See more »

Paleontology

Paleontology or palaeontology is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene Epoch (roughly 11,700 years before present).

New!!: Stratigraphy and Paleontology · See more »

Petroleum geology

Petroleum geology is the study of origin, occurrence, movement, accumulation, and exploration of hydrocarbon fuels.

New!!: Stratigraphy and Petroleum geology · See more »

Principle of faunal succession

The principle of faunal succession, also known as the law of faunal succession, is based on the observation that sedimentary rock strata contain fossilized flora and fauna, and that these fossils succeed each other vertically in a specific, reliable order that can be identified over wide horizontal distances.

New!!: Stratigraphy and Principle of faunal succession · See more »

Principle of lateral continuity

The principle of lateral continuity states that layers of sediment initially extend laterally in all directions; in other words, they are laterally continuous.

New!!: Stratigraphy and Principle of lateral continuity · See more »

Principle of original horizontality

The Principle of Original Horizontality states that layers of sediment are originally deposited horizontally under the action of gravity.

New!!: Stratigraphy and Principle of original horizontality · See more »

Radiometric dating

Radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon, in which trace radioactive impurities were selectively incorporated when they were formed.

New!!: Stratigraphy and Radiometric dating · See more »

Rock (geology)

Rock or stone is a natural substance, a solid aggregate of one or more minerals or mineraloids.

New!!: Stratigraphy and Rock (geology) · See more »

Sadler effect

The Sadler effect describes variation in apparent sediment accumulation rates and bed thicknesses back through time inherent to the geological sedimentary record.

New!!: Stratigraphy and Sadler effect · See more »

Sea-level curve

The sea-level curve is the representation of the changes of the sea level throughout the geological history.

New!!: Stratigraphy and Sea-level curve · See more »

Sedimentary basin analysis

Sedimentary basin analysis is a geologic method by which the history of a sedimentary basin is revealed, by analyzing the sediment fill itself.

New!!: Stratigraphy and Sedimentary basin analysis · See more »

Sedimentary rock

Sedimentary rocks are types of rock that are formed by the deposition and subsequent cementation of that material at the Earth's surface and within bodies of water.

New!!: Stratigraphy and Sedimentary rock · See more »

Sequence stratigraphy

Sequence stratigraphy is a branch of geology that attempts to subdivide and link sedimentary deposits into unconformity bound units on a variety of scales and explain these stratigraphic units in terms of variations in sediment supply and variations in the rate of change in accommodation space (often associated with changes in relative sea level).

New!!: Stratigraphy and Sequence stratigraphy · See more »

Speciation

Speciation is the evolutionary process by which populations evolve to become distinct species.

New!!: Stratigraphy and Speciation · See more »

Species

In biology, a species is the basic unit of classification and a taxonomic rank, as well as a unit of biodiversity, but it has proven difficult to find a satisfactory definition.

New!!: Stratigraphy and Species · See more »

Stable isotope ratio

The term stable isotope has a meaning similar to stable nuclide, but is preferably used when speaking of nuclides of a specific element.

New!!: Stratigraphy and Stable isotope ratio · See more »

Stratum

In geology and related fields, a stratum (plural: strata) is a layer of sedimentary rock or soil, or igneous rock that were formed at the Earth's surface, with internally consistent characteristics that distinguish it from other layers.

New!!: Stratigraphy and Stratum · See more »

Utah

Utah is a state in the western United States.

New!!: Stratigraphy and Utah · See more »

Varve

A varve is an annual layer of sediment or sedimentary rock.

New!!: Stratigraphy and Varve · See more »

Volcanic rock

Volcanic rock (often shortened to volcanics in scientific contexts) is a rock formed from magma erupted from a volcano.

New!!: Stratigraphy and Volcanic rock · See more »

William Smith (geologist)

William 'Strata' Smith (23 March 1769 – 28 August 1839) was an English geologist, credited with creating the first nationwide geological map.

New!!: Stratigraphy and William Smith (geologist) · See more »

Redirects here:

Geology, Stratigraphic, Hydrostratigraphic, Hydrostratigraphy, Statigraphy, Stratigrapher, Stratigraphic, Stratigraphic geology, Stratigraphic levels, Stratigraphic record, Stratigraphical, Stratigraphical record, Stratigraphically, Stratigraphy (geology).

References

[1] https://en.wikipedia.org/wiki/Stratigraphy

OutgoingIncoming
Hey! We are on Facebook now! »