gabbro
A dark, hard rock made underground when hot liquid rock cools slowly with large crystals
- noun
- /ˈɡæbroʊ/
- Specialized
- During the hike, we spotted gabbro rocks that had formed from volcanic activity millions of years ago.
Examples
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The geologist explained that gabbro is often found beneath granite in the Earth's crust.
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"GABBRO.
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Gabbro contains large crystals of feldspar and pyroxene, making it distinct from other igneous rocks.
Surface Forms
Etymology
The word gabbro comes from the name of a village in Italy, Gabbro, where geologists first studied this dark, coarse-grained rock. So gabbro is simply the rock named after the place where it is found.