Exam 22: Minerals Rocks and Volcanoes

An example of a sedimentary rock is

Intrusive igneous rock formations that cut more or less vertically across older formations are said to be ______________.

Which of the following is not one of the most common nonsilicate groups of minerals?

Which igneous rock has light color (high silica content) and large grains (coarse texture)?

Rocks formed from consolidated sediment deposited in layers are known as _____________ rocks.

Orthoclase and plagioclase are the two major types of _____________.

Dikes are examples of ______________ plutons.

Which mineral is a hard and brittle silica that shows conchoidal fracture?

Gas, lava, and pyroclastics are the three general products emitted during a(n) _____________.

The physical characteristic that is used to distinguish intrusive igneous rocks from extrusive igneous rocks is _____________.

Plutons are

Igneous rock that formed on Earth's surface by solidification of lava is known as

Igneous rock that formed below Earth's surface by solidification of magma is known as

The scientist ______________ is generally regarded as "the father of geology."

______________ is the study of planet Earth.

The Hawaiian Islands and the Emperor seamount chain were formed when the Pacific plate rode over a(n) ______________.

Stalactites are

Igneous rocks are classified according to their silica content, or color, and their __________.

The existence of the Ring of Fire is best explained by the

Volcanoes are formed by the eruptions of both lava and pyroclastics form steeply sloping, layered cones called ______________.