dolerite
11dolerite — dol•er•ite [[t]ˈdɒl əˌraɪt[/t]] n. pet any of various dark igneous rocks of basaltic composition, as diabase • Etymology: 1830–40; < F dolérite < Gk doler(ós) deceitful (der. of dólos wile) + F ite ite I dol er•it′ic ˈrɪt ɪk adj …
12dolerite — diabazas statusas T sritis chemija apibrėžtis Bazinė magminė uoliena, susidedanti iš plagioklazo (dažniausiai labradoro) ir augito. atitikmenys: angl. diabase; dolerite rus. диабаз …
13dolerite — noun A fine grained basaltic rock Syn: diabase …
14dolerite — pl.f. doleriti …
15dolerite — dol·er·ite …
16dolerite — /ˈdɒləraɪt/ (say doluhruyt) noun 1. a coarse grained variety of basalt. 2. any of various other igneous rocks, as diabase. 3. any igneous rock resembling basalt whose composition cannot be determined without microscopic examination. {French, from …
17dolerite — n. a coarse basaltic rock. Etymology: F doleacuterite f. Gk doleros deceptive (because it is difficult to distinguish from diorite) …
18Quartz-dolerite — An intrusive rock, similar to dolerite, but with an excess of quartz. Dolerite is similar in composition to basalt, which is eruptive (from volcanoes), and gabbro, which is plutonic. The differing crystal sizes are due to the different rate of… …
19quartz-dolerite — A variety of dolerite which contains interstitial quartz usually intergrown graphically with feldspar, forming patches of micropegmatite. A dyke rock of worldwide distribution, well represented by the Whin Sill rock in N. England …
20Doleritic — Dolerite Dol er*ite, n. [Gr. dolero s deceptive, because it was easily confounded with diorite.] (Petrography) (a) A dark, crystalline, igneous rock, chiefly pyroxene with labradorite. (b) Coarse grained basalt. (c) Diabase. (d) Any dark, igneous …
