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Q: When platy materials have a paralled alignment a rock is what?
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When platy materials have a parallel alignment a rock is .?

foliated


When platy materials have a parallel alignment a rock is a?

foliated


What is the parallel alignment of platy grains in a rock called?

The texture of a rock with aligning parallel platy grains is said to exhibit metamorphic foliation.


What is graphite schist?

It is a medium-grade metamorphic rock with a preponderance of the platy mineral graphite.


In a metamorphic rock the alignment of the crystals or minerals determines whether the rock is?

Foliated or nonfilated


What metamorphic rock has no obvious alignment of any type of mineral crystals?

Nonfoliated rock


Metamorphic rock with a banded appearance due to the alignment of material are?

No


What is a foiliated metamorphic rock?

A foiliated metamorphic rock is a metamorphic rock that has a texture of parallel alignment of mineral grains. Your Welcome...


What two things are necessary for foliation to form in a metamorphic rock?

presence of platy mineral and orientation stress can give foliation to a metamorphic rocks.


Is a strong parallel alignment of different mineral bands in a metamorphic rock?

Foliation


What conditions are required to form parallel alignment of minerals sometimes found in a metamorphic rock?

Heat is one condition that is required to form parallel alignment of minerals sometimes found in a metamorphic rock. The other condition is pressure.


Is A mineral is a compound of a metal mixed with other materials on rock true or false?

false. it does not have to have materials from rock :)