pneumatolytic
adjective Etymology: International Scientific Vocabulary Date: 1896 formed or forming by hot vapors or superheated liquids under pressure — used especially of minerals and ores

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • pneumatolytic — See pneumatolysis. * * * …   Universalium

  • pneumatolytic — pneu·ma·to·lyt·ic …   English syllables

  • pneumatolytic — /njumətoʊˈlɪtɪk/ (say nyoohmuhtoh litik) adjective relating to or formed by pneumatolysis …   Australian English dictionary

  • pneumatolytic — |n(y)üməd.ō|lid.ik adjective Etymology: International Scientific Vocabulary pneumat + lytic : formed or forming by hot vapors or superheated liquids under pressure used especially of minerals and ores occurring in or near masses of igneous rock …   Useful english dictionary

  • pneumatolysis — pneumatolytic, pneumatolitic /noo mat l it ik, nyoo , nooh meuh tl , nyooh /, adj. /nooh meuh tol euh sis, nyooh /, n. Geol. the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma. [1895… …   Universalium

  • pneumat- — or pneumato combining form Etymology: Greek, from pneumat , pneuma 1. air ; vapor ; gas < pneumatolytic > 2. respiration < pneumatophore > …   New Collegiate Dictionary

  • Scapolite — (Gr. asairos , rod, stone), is a group of rock forming silicate minerals composed of aluminium, calcium and sodium silicate with chlorine, carbonate and sulfate. The variations in composition of the different members of the group may be expressed …   Wikipedia

  • Bixbyite — is a manganese iron oxide mineral with formula: (Mn,Fe)2O3. The iron:manganese ratio is quite variable and many specimens have almost no iron. It is a metallic dark black with a Mohs hardness of 6.0 6.5 and a specific gravity of 4.9 5.0. It is a… …   Wikipedia

  • Quartz-porphyry — Quartz porphyry, in petrology, is the name given to a group of hemi crystalline acid rocks containing porphyritic crystals of quartz in a fine grained matrix, usually of micro crystalline or felsitic structure. In specimens, the quartz appears as …   Wikipedia

  • Igneous differentiation — In geology, igneous differentiation is an umbrella term for the various processes by which magmas undergo bulk chemical change during the partial melting process, cooling, emplacement or eruption. Contents 1 Definitions 1.1 Primary melts 1.2… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”