- sheets of tetrahedrons
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• бесконечные листы или слои тетраэдров• бесконечные листы тетраэдров• бесконечные слои тетраэдров
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
clay mineral — any of a group of hydrous aluminum silicate minerals, as kaolinite, illite, and montmorillonite, that constitute the major portion of most clays. [1945 50] * * * Any of a group of important hydrous aluminum silicates with a layered structure and… … Universalium
polymer, inorganic — Introduction any of a class of large molecules that lack carbon and are polymers that is, made up of many small repeating units called monomers (monomer). The word polymer is derived from the Greek term poly, meaning many, and meros, which means … Universalium
mica — micalike, adj. /muy keuh/, n. any member of a group of minerals, hydrous silicates of aluminum with other bases, chiefly potassium, magnesium, iron, and lithium, that separate readily into thin, tough, often transparent, and usually elastic… … Universalium
phyllosilicate — /fil oh sil i kit, kayt /, n. any silicate mineral having the tetrahedral silicate groups linked in sheets, each group containing four oxygen atoms, three of which are shared with other groups so that the ratio of silicon atoms to oxygen atoms is … Universalium
United States Air Force Academy Cadet Chapel — Infobox building building name = United States Air Force Academy Cadet Chapel caption = The Cadet Chapel building type = Chapel architectural style = Modern structural system = location = U.S. Air Force Academy,near Colorado Springs, CO… … Wikipedia
amphibole — /am feuh bohl /, n. Mineral. any of a complex group of hydrous silicate minerals, containing chiefly calcium, magnesium, sodium, iron, and aluminum, and including hornblende, tremolite, asbestos, etc., occurring as important constituents of many… … Universalium
Allotropes of carbon — Eight allotropes of carbon: a) Diamond, b) Graphite, c) Lonsdaleite, d) C60 (Buckminsterfullerene or buckyball), e) C540, f) C70, g) Amorphous carbon, and h) single walled carbon nanotube or buckytube. This is a list of the allotropes of carb … Wikipedia
Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal … Wikipedia
Dissolved silica — (DSi) is the form of water soluble silica as silicon hydroxide (equivalent to the old term silicic acid), which can be measured by standard analyses (e.g. Strickland and Parsons, 1972). However, The term dissolved silica is different from the… … Wikipedia