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- ...hlands]]. Yoshiokaite is considered to be a member of the [[feldspathoid]] group. ...al. Yoshiokaite was approved as a mineral in 1989 by the Commission on New Minerals and Mineral Names of the [[International Mineralogical Association]].<ref n ...7 KB (889 words) - 14:31, 16 February 2024
- | category = [[Oxide minerals]] ...58-7 |location=New York}}</ref> Many different [[cations]] can be embedded in this structure, allowing the development of diverse engineered materials.<r ...16 KB (2,156 words) - 02:17, 8 February 2025
- ...te]] at different rates and the resulting δ<sup>34</sup>S values, recorded in marine sulfate or sedimentary [[sulfide]]s, have been studied and interpret ...= Canfield DE |title=Biogeochemistry of Sulfur Isotopes|journal=[[Reviews in Mineralogy and Geochemistry]]|date=2001|volume=43|issue=1|pages=607–636|doi ...12 KB (1,694 words) - 23:28, 18 October 2024
- ...before 1959 did not go through the official naming procedure although some minerals published previously have been either confirmed or discredited since that d ...p – a name used to designate a group of species, sometimes only a mineral group name. ...69 KB (9,209 words) - 05:25, 20 January 2025
- {{Short description|Concept in physics}} ...try group]]s which classify the symmetries of a crystal both in space, and in a two-valued property such as [[electron spin]]. To represent such a proper ...40 KB (5,469 words) - 10:31, 12 December 2024
- {{Short description|Sulfate associated with biogenic and abiotic carbonate minerals}} ...provides a valuable record of the global [[sulfur cycle]] across time and space. ...48 KB (6,590 words) - 18:06, 23 September 2024
- ...molecule consisting of one hydrogen and one sulfur atom. The S-H distance in the radical is 0.134 nm.<ref name="Ellingson">{{cite journal|url=http: ...</ref> HS<sup>•</sup> is formed during the degradation of hydrogen sulfide in the atmosphere of the Earth. This may be a deliberate action to destroy od ...19 KB (2,710 words) - 22:16, 23 February 2025
- {{about|the geochemistry term|modern data|Abundance of elements in Earth's crust|the geodesy term|Earth ellipsoid#Historical Earth ellipsoids} ...a [[chemical element]], typically [[Abundance of elements in Earth's crust|in Earth's crust]]. The technical definition of "Earth's crust" varies among a ...53 KB (6,558 words) - 09:51, 1 January 2025
- ...ts the rate of corrosion of metal and concrete structures which are buried in soil.<ref>{{cite journal |last=Schwerdtfeger |first=William J. |journal=[[J | Warm-up in spring || Rapid || Moderate || Slow ...85 KB (11,758 words) - 22:46, 10 January 2025
- ...m<sup>3</sup> is sometimes quoted as a commonly used criterion and is used in the body of this article. ...harmless (such as [[ruthenium]], silver and [[indium]]), but can be toxic in larger amounts or certain forms. Other heavy metals, such as [[arsenic]], [ ...150 KB (21,966 words) - 01:31, 25 February 2025
- ...y other divalent metals of similar sized to make mixtures that crystallise in the same form.<ref>{{cite web ...21–2123 |doi=10.1107/S0567740880008060|doi-access=free |bibcode=1980AcCrB..36.2121M ...44 KB (5,892 words) - 11:45, 3 January 2024
- | ImageNameR1 = Space filling model of a water molecule | ImageName2 = A drop of water falling towards water in a glass ...89 KB (12,858 words) - 15:52, 26 February 2025
- ...isotopes, [[protium]] {{sup|1}}H and [[deuterium]] {{sup|2}}H, which vary in relative abundance on the order of hundreds of [[Per mille|permil]]. The ra ...belprize.org/nobel_prizes/chemistry/laureates/1934/ |title=The Nobel Prize in Chemistry 1934 |website=www.nobelprize.org|access-date=2016-05-13}}</ref> ...236 KB (33,740 words) - 16:38, 15 November 2024
- ...of [[surfactant]]s, [[#Swimming|swimming]] is movement of individual cells in liquid environments. ...umble and swim phases. As a result, the trajectory of a bacterium swimming in a uniform environment will form a [[random walk]] with relatively straight ...109 KB (14,568 words) - 22:41, 14 January 2025
- ...pid charge/discharge cycles, rather than long-term compact energy storage: in automobiles, buses, trains, cranes and elevators, where they are used for [ ...arge storage mechanisms in solid media can be roughly (there is an overlap in some systems) classified into 3 types: ...193 KB (26,129 words) - 18:43, 26 February 2025
- ...de potential]]|content='''[[Absolute electrode potential]]'''}}{{defn|defn=In [[electrochemistry]], according to an [[IUPAC]] definition,<ref>[https://go ...rate at which the velocity of a body changes with time, and the direction in which that change is acting.}} ...279 KB (40,634 words) - 08:09, 28 January 2025