Granodiorite is a plutonic igneous rock, formed by intrusion of silica-rich magma, which cools in batholiths or stocks below the Earth's surface. It is usually only exposed at the surface after uplift and …

Apr 11, 2018 · Granodiorite is commonly found in subduction zones and volcanic island arcs. In summary, while granite and granodiorite are both coarse-grained, felsic intrusive rocks, their …

Granodiorite, medium- to coarse-grained rock that is among the most abundant intrusive igneous rocks. It contains quartz and is distinguished from granite by its having more plagioclase feldspar than …

Feb 28, 2015 · Granite contains mostly potassium feldspars and has a low percentage of dark iron and magnesium minerals. In contrast, granodiorite contains more plagioclase (calcium and sodium) …

Granodiorite is an intrusive igneous rock composed primarily of feldspar, quartz, and smaller amounts of mafic minerals. It has a phaneritic texture, meaning its interlocking crystals can be seen with the …

Granodiorite is an intrusive rock, intermediate in composition between diorite and granite. Although often similar in appearance to diorite or granite, it has a higher quartz content than diorite, and a higher …

Granodiorite is a type of plutonic igneous rock with felsic to intermediate composition, representing – together with tonalite – the plutonic counterpart of dacite.

A granitoid (a coarse grained igneous rock with <90% mafics, composed mostly of quartz, K-feldspar (alkali-feldspar) and plagioclase). It has 20-60% quartz and plagioclase is 65-90% of the total …

Granodiorite is a plutonic igneous rock, formed by intrusion of silica-rich magma, which cools in batholiths or stocks below the Earth's surface. It is usually only exposed at the surface after uplift and …

Granodiorite: “A plutonic rock consisting essentially of quartz, sodic plagioclase and lesser amounts of alkali feldspar with minor amounts of hornblende and biotite. Name first used by Becker on maps of …