Exam 8: Metamorphism: a Process of Change

The development of a preferred orientation of large,flaky mica crystals within metamorphic rock is termed ________.

Within a single mountain range,________.

Regional metamorphism ________.

Two common metamorphic rocks that typically lack foliation are ________ and ________.

Spreading peanut butter on bread is an application of ________.

Potassium feldspar reacts with water to form clay.This is an example of ________.

The blueschist facies is a metamorphic realm of ________.

The process of low-grade metamorphic rocks being altered to form high-grade metamorphic rocks is termed ________ metamorphism.

Marble and quartzite are nonfoliated rocks because ________.

The rapid,deep burial of sediments in an accretionary prism leads to the formation of a metamorphic rock termed ________.

Rocks resulting from thermal (contact)metamorphism will NOT possess ________.

In the formation of gneiss from granite,distinctive compositional bands form because of ________.

The process of high-grade metamorphic rocks being altered to form low-grade metamorphic rocks is termed ________ metamorphism.

________ commonly serves as a protolith in the formation of slate.

Clay minerals within a buried body of slate are recrystallized at high temperatures and pressures to form mica,producing a rock called phyllite.This is an example of ________.

Consult the figure below.Compared with amphibolite metamorphic facies,greenschist facies ________.

________ commonly serves as a protolith in the formation of phyllite.

Retrograde metamorphism will not occur unless an increased amount of ________ is added to the system.

Which of the following processes CANNOT induce metamorphism?

A protolith subjected to metamorphism ________.