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Petrology 101

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Questions and Answers

Which branch of geology deals with the formation, classification, and occurrence of rocks?

Geomorphology

Mineralogy

Seismology

Petrology (correct)

What is the definition of a rock?

A naturally occurring liquid material found in the Earth's crust

A naturally occurring solid material found in the Earth's mantle

A naturally occurring solid aggregate or mass of minerals, mineraloids, or organic material (correct)

A naturally occurring solid material found in the Earth's core

What is the definition of a mineral?

A naturally occurring inorganic element or compound with a specific chemical composition and ordered internal structure (correct)

A man-made material with a specific physical property

A naturally occurring liquid material found in the Earth's crust

A man-made material with a specific chemical composition

What is the definition of a mineraloid?

A naturally occurring inorganic solid that does not exhibit crystallinity Signup and view all the answers

Which type of rock is formed from the solidification of molten material?

Igneous rock Signup and view all the answers

Which type of rock is formed from the solidification of molten material?

Igneous rock Signup and view all the answers

What is the main focus of petrology?

Classification of rocks Signup and view all the answers

Which term refers to a naturally occurring, inorganic solid that does not exhibit crystallinity?

Mineraloid Signup and view all the answers

What is the composition of rocks?

Minerals and mineraloids Signup and view all the answers

What is the definition of petrology?

The study of the formation of rocks Signup and view all the answers

Study Notes

Petrology Study Notes

Definition of Key Terms

A rock is a naturally occurring solid mass of mineral material.
A mineral is a naturally occurring inorganic solid substance with a specific chemical composition and a crystalline structure.
A mineraloid is a naturally occurring, inorganic solid that does not exhibit crystallinity.

Types of Rocks

Igneous rocks are formed from the solidification of molten material.

Focus of Petrology

The main focus of petrology is the formation, classification, and occurrence of rocks.

Composition of Rocks

Rocks are composed of minerals.

Definition of Petrology

Petrology is the branch of geology that deals with the formation, classification, and occurrence of rocks.

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Description

Test your knowledge of petrology with this quiz! Learn about the definition of terms, classifications of rocks, and the origin and occurrence of rocks. Explore the different types of igneous, sedimentary, and metamorphic rocks, as well as their textures and structures. Discover the engineering importance of rocks in this comprehensive quiz on petrology.