gabbro


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Related to gabbro: obsidian

gab·bro

 (găb′rō)
n. pl. gab·bros
A usually coarse-grained igneous rock composed chiefly of pyroxene and calcic plagioclase feldspar. Also called norite.

[Italian, perhaps from Latin glaber, bald, beardless.]

gab·bro′ic (gă-brō′ĭk), gab′broid′ (găb′roid′) adj.

gabbro

(ˈɡæbrəʊ)
n, pl -bros
(Minerals) a dark coarse-grained basic plutonic igneous rock consisting of plagioclase feldspar, pyroxene, and often olivine
[C19: from Italian, probably from Latin glaber smooth, bald]
gabˈbroic, ˌgabbroˈitic adj

gab•bro

(ˈgæb roʊ)

n., pl. -bros.
a dark granular igneous rock composed essentially of labradorite and augite.
[1835–40;< Italian; akin to Latin glaber smooth]
gab•bro•ic (gəˈbroʊ ɪk) gab`bro•it′ic, adj.

gab·bro

(găb′rō)
A usually dark, coarse-grained igneous rock composed mostly of plagioclase and pyroxene. It is mineralogically similar to basalt but has larger crystals. See Table at rock.

gabbro

A dense, dark, coarse-grained, intrusive igneous rock that largely consists of feldspar and pyroxene.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gabbro - one of a family of granular intrusive rocks
igneous rock - rock formed by the solidification of molten magma
Translations
References in periodicals archive ?
The project hosts a large portion of the Lac Panache gabbro intrusion which is part of the regionally extensive Nipissing Gabbro Suite.
The object of the order is to make the broken aggregate from igneous rocks (melaphy, gabbro, granite) fraction 0-31,5 mm in the amount of 1000 tons.
Contributing to the economic development of Oman, Renardet is quite proud of its currently undergoing projects that include the preparation of Muscat Tourism Master-plan, development of two Gabbro Quarries in Khatmat Milaha, Oman and design and construction of Industrial Waste Treatment Facility.
As oceanic crust is formed, saline ocean water circulates deeply through the basalt and gabbro forming in the hot environment of the mid-ocean ridges (divergent boundaries).
The company is engaged in world-wide transportation of dry bulk cargoes such as wheat, grain, soyabean, coal, iron ore, "cement clicker", gabbro and minerals etc.
Located in the South of the emirate, close to the border of Fujairah, is Stevin Rock, a quarry company mining limestone, gabbro, and various other materials, 80m tonnes of which are produced there every year, and the company estimates that there may be some 2.5bn tonnes of combined reserves yet to be mined, expected to last another 300 years at current rates of depletion.
Recycled materials of excavation and demolition waste and incinerator bottom ash were used to replace up to 50 percent of imported gabbro in structural and non-structural concrete, and up to 100 percent of local limestone and dune sand materials used in road construction.
Stevin Rock said together with its sister concern RAK Rock boasts over 80 million tonnes annual capacity of limestone, dolomite and gabbro for the construction, cement, steel and mining industries in the Gulf region and beyond.
([degrees]) ([degrees]) /location Alutaguse domain 1 1.0 326 30 Reject Gabbro 2 2.4 326 30 Reject Marble 3 6.3 326 30 Reject Gneiss 4 22.0 Pyroxene-bearing calc-silicate 5 13.9 Quartzite Estonian post-orogenic plutons 6 0.91 352 17 Accept Taadikvere quartz monzonite 7 3.6 Virtsu quartz monzonite Estonian anorogenic plutons 8 0.46 352 17 Accept Abja quartz monzodiorite 9 0.91 326 30 Accept Sigula gabbro-diabase 10 1.04 352 17 Reject Riga plagioclase porphyry 11 0.12 Marjamaa rapakivi granite I phase Status indicates a successful (Accept) or unsuccessful (Reject) model after the gravity (Status 1) and magnetic (Status 2) analyses; [rho] = density; [z.sub.T] = depth to the top of the model; h = vertical extent of the model (Fig.
The proposed terminal with a loading capacity of approximately 8mn tons per year will enable large volume export of gabbro, a coarse-grained rock used in asphalt and other minerals.
The proposed terminal with a loading capacity of approximately eight million tonnes per year will enable large volume export of gabbro, a coarse-grained rock used in asphalt and other minerals.
eight million tons per year will enable large volume export of gabbro, a