After reading this article you will learn about:- 1. Types of Unconformity 2. Field Evidences of Unconformities 3. Uses. Types of Unconformity: There are mainly three types of unconformity. They are: 1. Disconformity, 2. Angular unconformity, and 3. Nonconformity. 1. Disconformity: The rock beds on opposite sides of a disconformity are parallel as shown in […]
Unconformity in Rocks: Types and Uses | Structural Geology
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Metamorphic Rocks: Classification, Structures and Uses | Petrology
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After reading this article you will learn about:- 1. Classification of Metamorphic Rocks 2. Structures in Metamorphic Rocks 3. Engineering Uses. Classification of Metamorphic Rocks: 1. Metamorphic rocks may be classified on the basis of foliation into two types. They are: (a) Foliated rocks: This group includes the rock that can split into thin sheets. […]
Properties of Minerals | Mineralogy
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After reading this article you will learn about the physical properties of minerals. Physical Properties of Minerals Depending on Light: (A) Form: Minerals assume different shapes, which depend upon the internal structure of the minerals. Different terms have been used to describe the forms of different minerals. The important terms that are commonly used are: […]