Questions and Answers
What is petrology?
Petrology is the study of rocks and the processes that form and transform them.
What are rock forming minerals?
Rock forming minerals are minerals that come together to form rocks, either by various minerals or rock fragments coming together or by a large number of accumulations of a single mineral.
What percentage of the weight of the continental crust do rock forming minerals represent?
Rock forming minerals represent more than 98% of the weight of the continental crust.
What are the three groups that rocks are broadly classified into?
Signup and view all the answers
What is the rock cycle?
Signup and view all the answers
Rocks are assemblies of ______; it is formed by various minerals or rock fragments come together or consists of a large number of accumulations of a single mineral
Signup and view all the answers
Rock forming minerals represent more than 98% of the weight of the ______ crust
Signup and view all the answers
The rocks that make up the Earth's crust are the various minerals or single minerals, rock fragments, or both ______ and rock fragments
Signup and view all the answers
Magmatic rocks such as granite, gabbro, syenite are formed by ______
Signup and view all the answers
Marble, quartzite are formed by a single ______
Signup and view all the answers
