- equigranular
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Composed chiefly of crystals of similar orders of magnitude.See Also: equigranularity
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equigranular
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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
equigranular — equi·granular … English syllables
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
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
Wichita Mountains — Range Elk Mountain, in the eastern Wichita Mountains … Wikipedia
Verdugo Mountains — Geobox| Range name=Verdugo Mountains other name=Verdugos image caption=Verdugo Mountains, south view country=United States state=California district=Los Angeles County| district type=County parent=Transverse Ranges highest=Verdugo Peak highest… … Wikipedia
Narryer Gneiss Terrane — Stratigraphic range: > 3.3 Ga Satellite image of Jack Hills in the Narryer Gneiss Terrane Type Geological complex Sub units … Wikipedia
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
