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31 relations: Anoxic waters, Archean, Baryte, Canyon Diablo (meteorite), Evaporite, Fractionation, Geochimica et Cosmochimica Acta, Geostandards and Geoanalytical Research, Great Oxygenation Event, Hydrogen sulfide, International Atomic Energy Agency, Isotope analysis, Isotope geochemistry, Isotopes of sulfur, Isotopic signature, National Science Foundation, Nature (journal), Nuclear Physics (journal), Per mille, Pyrite, Redox, Reviews in Mineralogy and Geochemistry, Silver sulfide, Stable isotope ratio, Sulfate, Sulfate-reducing microorganisms, Sulfide, Sulfur cycle, Troilite, Warrawoona Group, Water column.
Anoxic waters
Anoxic waters are areas of sea water, fresh water, or groundwater that are depleted of dissolved oxygen and are a more severe condition of hypoxia.
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Archean
The Archean Eon (also spelled Archaean or Archæan) is one of the four geologic eons of Earth history, occurring (4 to 2.5 billion years ago).
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Baryte
Baryte or barite (BaSO4) is a mineral consisting of barium sulfate.
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Canyon Diablo (meteorite)
The Canyon Diablo meteorites include the many fragments of the asteroid that created Barringer Crater (Meteor Crater), Arizona, United States.
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Evaporite
Evaporite is the term for a water-soluble mineral sediment that results from concentration and crystallization by evaporation from an aqueous solution.
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Fractionation
Fractionation is a separation process in which a certain quantity of a mixture (gas, solid, liquid, enzymes, suspension, or isotope) is divided during a phase transition, into a number of smaller quantities (fractions) in which the composition varies according to a gradient.
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Geochimica et Cosmochimica Acta
Geochimica et Cosmochimica Acta (GCA) is a biweekly peer-reviewed scientific journal published by Elsevier.
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Geostandards and Geoanalytical Research
Geostandards and Geoanalytical Research is a quarterly peer-reviewed scientific journal covering reference materials, analytical techniques, and data quality relevant to the chemical analysis of geological and environmental samples.
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Great Oxygenation Event
The Great Oxygenation Event, the beginning of which is commonly known in scientific media as the Great Oxidation Event (GOE, also called the Oxygen Catastrophe, Oxygen Crisis, Oxygen Holocaust, Oxygen Revolution, or Great Oxidation) was the biologically induced appearance of dioxygen (O2) in Earth's atmosphere.
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Hydrogen sulfide
Hydrogen sulfide is the chemical compound with the chemical formula H2S.
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International Atomic Energy Agency
The International Atomic Energy Agency (IAEA) is an international organization that seeks to promote the peaceful use of nuclear energy, and to inhibit its use for any military purpose, including nuclear weapons.
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Isotope analysis
Isotope analysis is the identification of isotopic signature, the abundance of certain stable isotopes and chemical elements within organic and inorganic compounds.
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Isotope geochemistry
Isotope geochemistry is an aspect of geology based upon the study of natural variations in the relative abundances of isotopes of various elements.
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Isotopes of sulfur
Sulfur (16S) has 24 known isotopes with mass numbers ranging from 26 to 49, four of which are stable: 32S (95.02%), 33S (0.75%), 34S (4.21%), and 36S (0.02%).
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Isotopic signature
An isotopic signature (also isotopic fingerprint) is a ratio of non-radiogenic 'stable isotopes', stable radiogenic isotopes, or unstable radioactive isotopes of particular elements in an investigated material.
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National Science Foundation
The National Science Foundation (NSF) is a United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering.
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Nature (journal)
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
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Nuclear Physics (journal)
Nuclear Physics is a peer-reviewed scientific journal published by Elsevier.
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Per mille
A per milleCambridge Dictionary Online.
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Pyrite
The mineral pyrite, or iron pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2 (iron(II) disulfide).
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Redox
Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.
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Reviews in Mineralogy and Geochemistry
Reviews in Mineralogy and Geochemistry is the official review journal of the Mineralogical Society of America and The Geochemical Society.
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Silver sulfide
Silver sulfide is the sulfide of silver.
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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.
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Sulfate
The sulfate or sulphate (see spelling differences) ion is a polyatomic anion with the empirical formula.
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Sulfate-reducing microorganisms
Sulfate-reducing microorganisms (SRM) or sulfate-reducing prokaryotes (SRP) are a group composed of sulfate-reducing bacteria (SRB) and sulfate-reducing archaea (SRA), both of which can perform anaerobic respiration utilizing sulfate (SO42–) as terminal electron acceptor, reducing it to hydrogen sulfide (H2S).
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Sulfide
Sulfide (systematically named sulfanediide, and sulfide(2−)) (British English sulphide) is an inorganic anion of sulfur with the chemical formula S2− or a compound containing one or more S2− ions.
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Sulfur cycle
The sulfur cycle is the collection of processes by which sulfur moves to and from rock, waterways and living systems.
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Troilite
Troilite is a rare iron sulfide mineral with the simple formula of FeS.
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Warrawoona Group
The Warrawoona Group is a geological unit in Western Australia containing putative fossils of cyanobacteria cells.
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Water column
A water column is a conceptual column of water from the surface of a sea, river or lake to the bottom sediment.
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References
[1] https://en.wikipedia.org/wiki/Δ34S
