equigranular texture

См. также в других словарях:

• equigranular — as at equiangular+ adjective Etymology: equi + granular : having or characterized by crystals of nearly the same size a rock of equigranular texture …   Useful english dictionary

• Narryer Gneiss Terrane — Stratigraphic range: > 3.3 Ga Satellite image of Jack Hills in the Narryer Gneiss Terrane Type Geological complex Sub units …   Wikipedia

• igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …   Universalium

• Rock microstructure — includes the texture of a rock and the small scale rock structures. The words texture and microstructure are interchangeable, with the latter preferred in modern geological literature. However, texture is still acceptable because it is a useful… …   Wikipedia

• 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

• Pentlandite — Infobox mineral name = Pentlandite boxwidth = caption = formula = iron nickel sulfide:(Fe,Ni)9S8 color = Yellowish bronze habit = Hexoctahedral rare; massive to granular system = Isometric cleavage = absent octahedral parting fracture =… …   Wikipedia

• Peridotite — A peridotite is a dense, coarse grained igneous rock, consisting mostly of the minerals olivine and pyroxene. Peridotite is ultramafic and ultrabasic, as the rock contains less than 45% silica. It is high in magnesium, reflecting the high… …   Wikipedia

• Gabbro — (pronEng|ˈɡæbrəʊ) is a dark, coarse grained, intrusive igneous rock chemically equivalent to basalt. It is a plutonic rock, formed when molten magma is trapped beneath the Earth s surface and cools into a crystalline mass. The vast majority of… …   Wikipedia

• Wichita Mountains — Range Elk Mountain, in the eastern Wichita Mountains …   Wikipedia

• tinguaite — ▪ rock       pale to dark green, very fine grained igneous rock that may be considered the dike (tabular body injected in fissures) equivalent of phonolite. It contains alkali feldspar and nepheline, with aegirine or aegirine augite. Tinguaite in …   Universalium

• in — in·earth; in·ebri·a·tion; in·ebri·ety; in·ebri·ous; in·edible; in·ed·i·ta; in·edited; in·educabilia; in·educability; in·educable; in·education; in·ef·fa·bil·i·ty; in·ef·face·abil·i·ty; in·effaceable; in·effectuality; in·efficacious;… …   English syllables