Gabbro

Quick meaning: Gabbro is a noun meaning (geology) Originally, a kind of serpentine; now generally a coarsely crystalline, igneous rock consisting of lamellar pyroxene and labradorite.

Meaning

(geology) Originally, a kind of serpentine; now generally a coarsely crystalline, igneous rock consisting of lamellar pyroxene and labradorite.

Example Sentences

Against the dark Ordovician gabbro, the black volcanic base, Rhynie is a streak of technicolour.

It is known as gabbro and is thought to form the lower layer of the oceanic crust at about four kilometres depth and to comprise a layer up to six kilometres thick, making it one of the most abundant, if least recognisable, materials on earth.

Word Forms

• gabbros

Related Words

Related dictionary entries include diorite, anorthositic, noritic, hornblende, hypersthene, orthoclase.

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