cancrinite-syenite

канкринитовый сиенит
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канкринитовый сиенит

English-Russian dictionary of geology. 2011.

Смотреть что такое "cancrinite-syenite" в других словарях:

  • syenite — syenitic /suy euh nit ik/, adj. /suy euh nuyt /, n. a granular igneous rock consisting chiefly of orthoclase and oligoclase with hornblende, biotite, or augite. [1790 1800; < L syenites (lapis) (stone) of SYENE < Gk syenítes (líthos); see ITE1] * …   Universalium

  • cancrinite — ▪ mineral       rare feldspathoid mineral, an aluminosilicate that contains sodium and calcium carbonate and occurs as an alteration product of nepheline and feldspar in nepheline syenite and related rocks. It also is found in metamorphic rocks… …   Universalium

  • Nepheline syenite — of the Intrusive Complex of Tanguá, State of Rio de Janeiro, Brasil (Motoki et al., 2011a) Nephelene syenite is a holocrystalline plutonic rock that consists largely of nepheline and alkali feldspar. The rocks are mostly pale colored, grey or… …   Wikipedia

  • nepheline syenite — Medium to coarse grained igneous rock, a member of the alkali syenite group, which consists largely of feldspar and nepheline. Nepheline syenite from Canada is used to replace feldspar in the manufacture of ceramic and glass products. * * * ▪… …   Universalium

  • Litchfieldite — is a rare metamorphosed igneous rock. It is a variety of nepheline syenite and is composed of two near pure phases of feldspar, albite and microcline, with predominance of the first one, plus nepheline, sodalite, cancrinite and calcite. The mafic …   Wikipedia

  • Case hardening of rocks — Case hardening is a weathering phenomenon of rock surface induratoin. It is observed commonly in: felsic alkaline rocks, such as nepheline syenite, phonolite and trachyte; pyroclastic rocks, as pyroclastic flow deposit, fine air fall deposits and …   Wikipedia

  • Feldspathoid — The feldspathoids are a group of tectosilicate minerals which resemble feldspars but have a different structure and much lower silica content. They occur in rare and unusual types of igneous rocks.Foid, contraction of the term feldspathoid, is… …   Wikipedia

  • Normandite — is a brittle orange brown sorosilicate mineral discovered in 1997 by Charles Normand (1963 ), of Montreal. Normandite occurs in Khibiny Massif, Kola, Russia; in Poudrette quarry, Mont Saint Hilaire, Quebec and Tenerife, Canary Islands. It is… …   Wikipedia

  • Sodalite — Infobox mineral name = Sodalite category = boxwidth = boxbgcolor = caption = Sodalite of 7.5cm formula = Sodium aluminium silicate with chlorine (Na4Al3(SiO4)3Cl) color = Rich royal blue, green, yellow, violet, white veining common habit =… …   Wikipedia

  • Ijolite — (derived from the first syllable of the Finnish words Ii vaara, Iijoki, c., common as geographical names in Finland, and the Gr. Xiflos, a stone), is an igneous rock consisting essentially of nepheline and augite. Ijolite is a rare rock type of… …   Wikipedia

  • Callander Bay — is a bay at the extreme east of Lake Nipissing in Ontario, Canada. It is 3 km in diameter and the main community of Callander is located just east of Callander Bay.GeologyCallander Bay is an eroded Proterozoic volcanic pipe [… …   Wikipedia

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