Diabase — /ˈd … Wikipedia
diabase — ● diabase nom féminin (grec diabasis, traversée) Roche magmatique filonienne de composition basique très altérée. ⇒DIABASE, subst. fém. GÉOL. Roche éruptive de couleur souvent verte, à l aspect grenu ou uniforme. Il y a des roches granitoïdes… … Encyclopédie Universelle
Diabase — Di a*base, n. [F. diabase, fr. Gr. ? a crossing or passing over, fr. ?; ? + ? to go; so called by Brongniart, because it passes over to diorite.] (Min.) A basic, dark colored, holocrystalline, igneous rock, consisting essentially of a triclinic… … The Collaborative International Dictionary of English
diábase — s. f. [Geologia] Rocha magmática maciça, granulosa, de cor escura, constituída essencialmente por plagioclásio, hornblenda, olivina e piroxênio. = DIABÁSIO, DOLERITE, DOLERITO ‣ Etimologia: grego diábasis, eos, passagem … Dicionário da Língua Portuguesa
diabase — [dī′əbās΄] n. [Fr < Gr diabasis, a crossing over < dia (see DIA ) + bainein, to go, COME] 1. former term for DIORITE 2. a finely crystalline, intrusive basaltic rock made up mainly of labradorite and pyroxene 3. Brit. altered dolerite… … English World dictionary
diabase — diabasic, adj. /duy euh bays /, n. Petrol. 1. a fine grained gabbro occurring as minor intrusions. 2. Brit. a dark igneous rock consisting essentially of augite and feldspar; an altered dolerite. [1810 20; < F, equiv. to dia (error for di two) +… … Universalium
Diabase — Pour les articles homonymes, voir Diabase (homonymie). Diabase La diabase est une roche ignée mafique, holocristalline, analogue au basalte volca … Wikipédia en Français
diabase — di·a·bà·se s.m. TS petr. roccia effusiva vulcanica, di composizione simile ai basalti, costituita prevalentemente da plagioclasio e ausite {{line}} {{/line}} DATA: 1817. ETIMO: dal fr. diabase, prima diorite , prob. der. di base base , poi… … Dizionario italiano
diabase — diabazas statusas T sritis chemija apibrėžtis Bazinė magminė uoliena, susidedanti iš plagioklazo (dažniausiai labradoro) ir augito. atitikmenys: angl. diabase; dolerite rus. диабаз … Chemijos terminų aiškinamasis žodynas
Diabase Hills — Coordinates: 39°44′23.679″N 119°17′31.616″W / 39.73991083°N 119.29211556°W / 39.73991083; 119.29211556 … Wikipedia
