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Look up:
gabbro
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gabbro
Highly mafic igneous plutonic rock, typically dark in color; rough plutonic equivalent of basalt.
Found op http://www.ucmp.berkeley.edu/glossary/glossary_2.html
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gabbro
igneous phanerite typically consisting of 50 to 90 percent dark-colored plagioclase, less than 5 percent quartz and 35 to 65 percent varietal minerals (augite ± another pyroxene ± olivine).
Found op http://www.cst.cmich.edu/users/dietr1rv/gemrxAppB.htm
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gabbro
[n] - one of a family of granular intrusive rocks
Found op http://www.webdictionary.co.uk/definition.php?query=gabbro
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Gabbro
A coarse grained, basic, plutonic rock, consisting mainly of calcic plagioclase and pyroxene, sometimes with olivine.
Found op http://www.encyclo.co.uk/visitor-contributions.php
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Gabbro
Gab'bro noun [ Italian ] (Geol.) A name originally given by the Italians to a kind of serpentine, later to the rock called euphotide, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene (diallage) and labra...
Found op http://www.encyclo.co.uk/webster/G/1
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gabbro
<geology> A name originally given by the Italians to a kind of serpentine, later to the rock called euphotide, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene (diallage) and labradorite, with sometimes chrysolite (olivine gabbro). ... Origin: It....
Found op http://www.mondofacto.com/facts/dictionary?gabbro
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Gabbro
• (n.) A name originally given by the Italians to a kind of serpentine, later to the rock called euphotide, and now generally used for a coarsely crystalline, igneous rock consisting of lamellar pyroxene (diallage) and labradorite, with sometimes chrysolite (olivine gabbro).
Found op http://thinkexist.com/dictionary/meaning/gabbro/
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gabbro
any of several medium- or coarse-grained rocks that consist primarily of plagioclase feldspar and pyroxene. Essentially, gabbro is the intrusive ... [6 related articles]
Found op http://www.britannica.com/eb/a-z/g/1
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Gabbro
dark, coarse-grained, intrusive igneous rock chemically equivalent to basalt.
Found op http://en.wikipedia.org/wiki/Glossary_of_geology
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Gabbro
Gabbro (oʊ) refers to a large group of dark, coarse-grained, intrusive mafic igneous rocks chemically equivalent to basalt. The rocks are plutonic, formed when molten magma is trapped beneath the Earth`s surface and cools into a crystalline mass. The vast majority of the Earth`s surface is underla...
Found op http://en.wikipedia.org/wiki/Gabbro
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gabbro
Gabbro. Credit: Mineral Information Institute A dense, dark, course-grained igneous rock consisting largely of plagioclase feldspar, pyroxene, and olivine. Gabbro is the intrusive (i.e., cooled and solidified underground) equivalent of basalt. Accessory minerals in gabbros include apatite, horn...
Found op http://www.daviddarling.info/encyclopedia/G/gabbro.html
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gabbro
gabbro: see basalt.
Found op http://www.infoplease.com/ce6/sci/A0913655.html
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gabbro
Click images to enlargeMafic (consisting primarily of dark-coloured crystals) igneous rock formed deep in the Earth's crust. It contains pyroxene and calcium-rich feldspar, and may contain small amounts of olivine and amphibole. Its coarse crystals of dull minerals give it a speckled appearan...
Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0015247.html
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gabbro
1) Igneous rock
Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/gabbro/1
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