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igneous rock
(redirected from Igneous rocks)

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Noun1.igneous rock - rock formed by the solidification of molten magma
rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"
andesite - a dark grey volcanic rock
aplite - light-colored and fine-grained granitic rock consisting chiefly of quartz and feldspars
groundmass - (geology) the matrix of fine-grained crystalline material in which larger crystals are embedded
adesite - dark greyish extrusive rock
batholite, batholith, pluton, plutonic rock - large mass of intrusive igneous rock believed to have solidified deep within the earth
diorite - a granular crystalline intrusive rock
gabbro - one of a family of granular intrusive rocks
pegmatite - a form of igneous rock consisting of extremely coarse granite resulting from the crystallization of magma rich in rare elements
peridotite - a dark coarse-grained igneous rock consisting principally of olivine
rhyolite - very acid volcanic rock
volcanic rock - extrusive igneous rock solidified near or on the surface of the Earth
porphyritic rock, porphyry - any igneous rock with crystals embedded in a finer groundmass of minerals
sodalite - a vitreous mineral consisting of sodium aluminum silicate and sodium chloride in crystalline form; occurs in igneous rocks
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s just what happens when igneous rocks form Igneous?
Igneous Rocks by Claudia Mann / Reference and Education community
The resources to be assessed are: * Igneous rocks * Sedimentary rocks * Sand and gravel deposits (land and marine) * Recycled unbound inert waste * Recycled concrete * Recycled asphalt The study will cover all aspects of extraction and processing of primary resources through to the point of their dispatch as aggregates.
Wrap launches offer for aggregates assessment by Recycling Today
Ann Wilson, a provincial district geologist in Timmins, says the Martison property sits amid a weathered carbonatite complex of phosphate-rich igneous rocks, of which there are about 40 similar deposits located in the province.
Phosphate mining potential near Hearst by Ross, Ian / Northern Ontario Business
 
 
 
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