Granodiorite
Definition, Meaning & Examples
Part of speech noun
Quick meaning: Granodiorite is a noun meaning (geology) An intrusive igneous rock similar to granite, but containing more plagioclase than potassium feldspar.
Meaning
(geology) An intrusive igneous rock similar to granite, but containing more plagioclase than potassium feldspar.
Example Sentences
The dominant intruding rocks into the metamorphosed rocks of the Oban massif are granodiorites (Fig. 1).
Of the high-silica, coarse-grained, quartz-rich igneous rocks, granodiorites are quantitatively the most important.
Most of the rocks in the calc-alkaline association are granitoids, that is they are granites, granodiorites and tonalites all containing >20% quartz, with feldspar, mica and amphibole in various combinations (Chapter 3, Figures 3.10 and 3.11).
Word Forms
- granodiorites
Related Words
Related dictionary entries include porphyry, porphyritic, biotite, microdiorite, diorite, anorthosite.
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Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
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