Exam 20: Rocks and Minerals

A mineral's hardness depends on the strength of its chemical bonds.Name and describe the factors that influence hardness.

Minerals that have the same combination of elements but have different atomic arrangements are called

Coal is formed from

The type of mineral formed is determined by

When the mineral assemblage of a rock changes due to high temperature and pressure,the rock undergoes

The volcanoes of the Hawaiian Islands are

When rock is broken down into smaller and smaller pieces,we say the rock has undergone

Minerals are composed of

The Earth's temperature increases with depth.Pressure also increases with depth from the weight of the rock above.As pressure increases the

Batholiths are massive plutons formed from the intrusion of

Most minerals can be identified by easily observable physical properties.In order of most useful to least useful,the identifiable physical properties are

Most of the world's sand is made up of which two minerals?

Rocks formed by cooling from a molten state are

Limestone may be made up of

In contact metamorphism,we generally find

Magma that solidifies before reaching Earth's surface is called

Carbonate deposition occurs in environments that are

List the seven physical properties for identifying minerals.

Chemical sedimentary rocks are formed from

Plutons form from magma