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Gabbro definition at, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

Gabbro is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Gabbro books and related discussion.

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Description: The Pine Hill gabbro soil “island” is a type of chaparral
Description: The Pine Hill gabbro soil. “island” is a type of chaparral scrub in an area of unique geology with a suite of rare native plants.
Ilvaite occurs in Precambrian intrusive gabbroic rocks which are ex- been studied .
Geochemistry of the Gabbro-Diorite-Tonalite- Trondhjemite Suite of
impact Cratering and Spall Failure of Gabbro
High-pressure partial melting of gabbro and its role in the Hawaiian
siliceous, Sr-enriched partial melts of eclogite of gabbroic composition.

Suggested News Resources

MacDonald Mines Provides Update on its Ring of Fire Semple-Hulbert Property
The most notable units discovered have proven to be numerous vanadium-rich magnetite gabbro layers (near massive magnetite locally) with robust apparent thicknesses ranging from 20-40 meters.
Goldrea Increases Claims at Wigwam Iron/Magnetite Project
The Wigwam occurrence is hosted in a northwest-trending complex of pyritic diorite, gabbro and metamorphic rocks.
Fighter: Byrne, at Anglo's 2009 EGM
Next to it is another signature: Kathleen T Byrne, Gay Byrne's wife of 47 years, his confidante, business adviser and co-director of 'Gabbro Limited', the company which serves as the vehicle for Byrne's business earnings.
Balmoral Intersects 8.14 g/t Gold Over 21.47 Metres in Shallow Angle Intercept
The gold bearing corridor is hosted within a southeast dipping multi-phase gabbro body which extends for several hundred metres across the Martiniere Property.
Smash Minerals: Geophysics Survey Completed, Grab Samples Return up to 17.2 g
The zone extends for 1400 metres strike length along a north-northwest trend and is hosted in meta-gabbro and hornblende gneiss with cross cutting epithermal-style quartz veins adjacent to the lithologic contact with meta-sedimentary rocks.

Suggested Web Resources

Gabbro - Wikipedia, the free encyclopedia
Gabbro refers to a large group of dark, coarse-grained, intrusive mafic igneous rocks chemically equivalent to basalt.
Gabbro: Igneous Rock - Pictures, Definition & More
Gabbro is an intrusive igneous rock that is black in color and has a composition similar to basalt.
Gabbro is a medium or coarse-grained rock that consists primarily of plagioclase feldspar and pyroxene.
Gabbro - Igneous Rock Types
Unlike granite, gabbro is low in silica and has no quartz; also gabbro has no alkali feldspar, only plagioclase that often is dark with a high calcium content.
Green Gabbro
Opinions expressed on Green Gabbro are well-reasoned and insightful.

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