- pargasite
- (par-ga-zi-t') s. f.Terme de minéralogie. Silicate de magnésie, de chaux et d'alumine.Pargas, île de la côte de Finlande.
Dictionnaire de la Langue Française d'Émile Littré. d'Émile Littré. 1872-1877.
pargasite
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pargasite — ● pargasite nom féminin (de Pargas, nom propre) Variété d amphibole calcique, monoclinique. ⇒PARGASITE, subst. fém. MINÉR. Espèce minéralogique de couleur bleu foncé, vert olive, vert noirâtre ou céladon, variété de hornblende. La pargasite, du… … Encyclopédie Universelle
Pargasite — Par gas*ite, n. [So called from Pargas, in Finland.] (Min.) A dark green aluminous variety of amphibole, or hornblende. [1913 Webster] … The Collaborative International Dictionary of English
Pargasite — Infobox mineral name = Pargasite category = Silicate mineral boxwidth = boxbgcolor = caption = formula = NaCa2(Mg,Fe++)4Al(Si6Al2)O22(OH)2 molweight = color = Bluish green, grayish black, light brown habit = Stout prismatic to tabular system =… … Wikipedia
pargasite — /pahr geuh suyt /, n. Mineral. a green or bluegreen variety of hornblende. [1810 20; named after Pargas, town in Finland; see ITE1] * * * … Universalium
pargasite — par·gas·ite … English syllables
pargasite — /ˈpagəsaɪt/ (say pahguhsuyt) noun a variety of hornblende, containing fluorine, sodium, and aluminium. {named after Pargas, town in Finland} …
pargasite — ˈpärgəˌsīt noun ( s) Etymology: German pargasit, from Pargas, town in Finland + German it ite : a green or bluish green hornblende containing sodium … Useful english dictionary
Amphibole — (pronounced amfi bowl) defines an important group of generally dark colored rock forming inosilicate minerals, composed of double chain SiO4 tetrahedra, linked at the vertices and generally containing ions of iron and/or magnesium in their… … Wikipedia
Blueschist — (pronEng|ˈbluːʃɪst) is a rock that forms by the metamorphism of basalt and rocks with similar composition at high pressures and low temperatures, approximately corresponding to a depth of 15 to 30 kilometers and 200 to 500 degrees Celsius. The… … Wikipedia
Lamprophyre — Lamprophyres (Greek λαµπρός (lamprós) = bright and φύρω (phýro) = to mix) are uncommon, small volume ultrapotassic igneous rocks primarily occurring as dikes, lopoliths, laccoliths, stocks and small intrusions. They are alkaline silica… … Wikipedia
