- monoclinic symmetry
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• моноклинная симметрия• моносимметрия
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
monoclinic system — ▪ crystallography one of the structural categories to which crystalline solids can be assigned. Crystals in this system are referred to three axes of unequal lengths say, a, b, and c of which a is perpendicular to b and c, but b and c are… … Universalium
The Monoclinic system — Crystallization Crys tal*li*za tion (kr[i^]s tal*l[i^]*z[=a] sh[u^]n), n. [Cf. F. cristallization.] 1. (Chem. & Min.) The act or process by which a substance in solidifying assumes the form and structure of a crystal, or becomes crystallized; the … The Collaborative International Dictionary of English
Protactinium — thorium ← protactinium → uranium Pr ↑ Pa ↓ … Wikipedia
Samarium — promethium ← samarium → europium ↑ Sm ↓ … Wikipedia
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
feldspar — /feld spahr , fel /, n. any of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks. Also, felspar.… … Universalium
augite — augitic /aw jit ik/, adj. /aw juyt/, n. a silicate mineral, chiefly of calcium, magnesium, iron, and aluminum: a dark green to black variety of monoclinic pyroxene, characteristic of basic rocks. [1780 90; < L augitis a kind of precious stone … Universalium
Mylonite — An amphibolitic mylonite showing a number of (rotated) porphyroclasts: a clear red garnet left in the picture while smaller white feldspar porphyroclasts can be found all over. Location: the tectonic contact between th … Wikipedia
Megaphone (molecule) — Megaphone IUPAC name 6 [1 hydroxy 1 (3,4,5 trimethoxyphenyl)propan 2 yl] 4 methoxy 6 prop 2 enylcyclohex 2 en 1 one … Wikipedia
realgar — /ree al geuhr, gahr/, n. arsenic disulfide, AS2S2, found in nature as an orange red mineral and also produced artificially: used in pyrotechnics. Also called red orpiment. [1350 1400; ME < ML realger Ar rahj al ghar powder of the mine or cave] *… … Universalium
clinoptilolite — ▪ mineral hydrated alkali aluminosilicate that is one of the most abundant minerals in the zeolite family. Its structure consists of an outer framework of silica and alumina tetrahedra, within which water molecules and exchangeable cations… … Universalium