Exam 22: Minerals Rocks and Volcanoes

Four kinds of metamorphism are

The hardest mineral on the Mohs hardness scale is named _____________.

Rocks solidified from molten material below ground are classified as ______________ igneous rocks.

Intrusive igneous rock formations that lie more or less parallel to older formations are said to be ______________.

The fundamental unit of the silicon-oxygen minerals is in the shape of a

A(n) ______________ is any mineral or other precious or semiprecious stone valued for its beauty.

Volcanoes that explode violently tend to have magmas of

What is the hardness of fluorite on the Mohs scale?

Hardness is a comparative property that refers to the ability of a mineral to resist

Which of the following rocks is a sedimentary rock?

What type of volcano forms a layered, composite cone?

Which of the following is not one of the types into which rocks are classified?

Marble and gneiss are classified as ______________ rocks.

Which of the following statements is false?

Gas, ______________, and pyroclastics are the three general products emitted during a volcanic eruption.

Particles of sand, mud, and rock fragments deposited along rivers, in lakes, and on the seafloors are called by the general term _____________.

The softest mineral on the Mohs hardness scale is named ______________.

Regional metamorphism causes a parallel arrangement of mineral grains that results in a pronounced layering of the rock. The layering is known as _____________.

The largest plutons are called ______________.

The most common rocks on Earth's surface are