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What statement about the minerals plagioclase feldspar gypsum biotite mica and talc can be best inferred?
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Rocks that contain dark silicate minerals and plagioclase feldspar have?
Intrusive crystal
What four minerals make up rocks in the intermediate family?
Plagioclase feldspar, hornblende, pyroxene, biotite mica
What three mineral are most commonly found in the igneous rock granite?
Rocks are composed of minerals. Three minerals found in granite are quartz, feldspar and mica. They are present in granite in differing amounts so all granite doesn't look the same.
What are the ten most rock- forming minerals?
Quartz, Potassium Feldspar, Plagioclase Feldspar, Muscovite (mica), Biotite (mica), Amphibole (hornblende), Pyroxene, Olivine, Calcite, Dolomite.
What are the six minerals that make up igneous rocks?
Olivine, Pyroxene, Amphibole, Biotite, Muscovite, Potassium Feldspar, Quartz, Plagioclase are the minerals that make up the Igneous Rocks!:)another one is mica
What happens to plagioclase feldspar when it is weathered?
It forms clay minerals.
The two most abundant minerals always present in granite are?
Quartz, Plagioclase Feldspar, and Alkaline Feldspar.
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.
Essential minerals of rock basalt?
anorthite-rich plagioclase, feldspar and augite
Rocks that contain dark silicate minerals and plagioclase feldspar have?
Intrusive crystal
What do all these minerals quartz plagioclase feldspar microcline feldspar hornblende and biotite have in common?
They are all found in Granite
What type of rock is a plagioclase?
Plagioclase is not actually a rock, but a member of the feldspar family of minerals, and a major rock forming silicate mineral.
What composition refers to rocks with many dark silicate minerals and plagioclase feldspar?
nig
How is granite and rhydoite similar?
they both contain the minerals quatz,feldspar,muscovite,amphibole,plagioclase
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.
Minerals that form from magma are formed by?
Several minerals form in slow cooling magma. Some of those minerals are quartz, plagioclase feldspar, and potassium feldspar. These are the same minerals that are found in granite.
What four minerals make up rocks in the intermediate family?
Plagioclase feldspar, hornblende, pyroxene, biotite mica
