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What igneous rock that contains mostly plaioclase feldspar and about 30 percent dark silicate minerals has a composition that is?
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What type of composition does an igneous rock have that contains mostly plagioclase feldspar and about 30 percent dark silicate minerals?
Andesitic
What type of composition does an igneuous rock have that contains mostly plagiclase feldspar and about 30 percent dark silicate minerals?
it is ultra mafic
Definitions for basaltic composition?
a compositional group of igneous rocks indicating that the rock contains substantial dark silicate minerals and calsiumrich plagioclase feldspar. a compositional group of igneous rocks indicating that the rock contains substantial dark silicate minerals and calsiumrich plagioclase feldspar.
Are minerals in sand?
Yes. Sand contains minerals. Most commonly you will find quartz and feldspar minerals.
What minerals does the rock granite always contain?
granite has its composition _ quartz+alkali feldspar
What composition refers to rocks with many dark silicate minerals and plagioclase feldspar?
nig
What minerals are in granite but not gabbro?
Granite contains Quartz and Plagioclase Feldspar and Gabbro does not have neither if these minerals in it.
Igneous rock that contains many dark silicate minerals and that also are rich in magnesium and iron have composition that is?
Basaltic Composition are Igneous rocks composed mostly of dark silicate minerals and plagioclase feldspar. Rich in elements of magnesium and iron. It is also known as mafic.
What is granodiorite?
Granodiorite is an intrusive igneous rock. Its composition is similar to that of granite but it contains more plagioclase than potassium feldspar. Biotite and hornblende are also abundant minerals in granodiorite.
A certain igneous rock contains about 25 percent dark silicate minerals The remainder of the rock is mostly plagioclase feldspar What type of composition does tthis igneous rock have?
ultramafic
What is the mineral composition of granite?
the mineral composition of granite isfeldspar,diamond,talc,chalk and other plutonic rocks
What is feldspathic rock?
Feldspathic rock contains any variety of the feldspar group of minerals.
