monzonite [män′zə nīt΄]
[Ger monzonit, after Mt. Monzoni (in Tyrol), where it occurs]
a dark-colored, intrusive igneous rock containing orthoclase and plagioclase in nearly equal quantities, a small amount of quartz, and some biotite

English World dictionary. . 2014.

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  • monzonite — ● monzonite nom féminin (de Monzoni, nom propre) Roche magmatique grenue contenant surtout des feldspaths (plagioclases et feldspaths potassiques), moins de 5 % de quartz, de la biotite et des amphiboles en quantité variable …   Encyclopédie Universelle

  • Monzonite — Photomicrograph of thin section of monzonite (in cross polarised light) …   Wikipedia

  • Monzonite — Monozonite (Larvikite) et une pièce pour donner l échelle Une monzonite est une roche magmatique plutonique à structure grenue composée d’orthose, de feldspath plagioclase, d’hornblende, d’augite et de biotite. La roche volcanique équivalente …   Wikipédia en Français

  • monzonite — monzonitic /mon zeuh nit ik/, adj. /mon zeuh nuyt /, n. any of a group of granular igneous rocks having approximately equal amounts of orthoclase and plagioclase feldspar, intermediate in composition between syenite and diorite. [1880 85; < G… …   Universalium

  • monzonite — noun Etymology: French, from Mt. Monzoni, Italy Date: 1895 a granular igneous rock composed of plagioclase and orthoclase in about equal quantities usually together with augite and biotite …   New Collegiate Dictionary

  • monzonite — noun An intrusive igneous rock composed mostly of plagioclase and orthoclase …   Wiktionary

  • monzonite — n. type of grainy igneous rock …   English contemporary dictionary

  • monzonite — [ mɒnzənʌɪt] noun Geology a granular igneous rock containing approximately equal amounts of orthoclase and plagioclase. Origin C19: named after Mount Monzoni in the Tyrol, Italy, + ite1 …   English new terms dictionary

  • monzonite — mon·zo·nite …   English syllables

  • monzonite — /ˈmɒnzənaɪt/ (say monzuhnuyt) noun any of a group of granular igneous rocks intermediate in composition between syenite and diorite. {German Monzonit, from Monzoni (name of mountain in Tyrol) + it ite1} –monzonitic /mɒnzəˈnɪtɪk/ (say monzuh… …  

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