Physical Characteristics of Minerals

Physical Characteristics of Minerals

The physical characteristics of minerals are essential traits used to identify and classify them accurately. These characters offer insights into a mineral’s behavior, structure, and properties under various conditions. Below is a detailed breakdown of the important...
Common Mineral Grains in Sandstones

Common Mineral Grains in Sandstones

Mineral Grains in Sandstones: A very large number of different minerals may occur in sandstones, and only the most common are described here. Quartz: Quartz is the commonest mineral species found as grains in sandstone and siltstone. As a primary mineral, it is a...
Types of Metamorphic Reactions

Types of Metamorphic Reactions

Metamorphic Reaction: The study of metamorphic reactions provides vital information about the pressure and temperature conditions of metamorphism. During metamorphism, chemical reactions between components take place to produce a new mineral assemblage. The agents of...
Non-Foliated Rocks: Definition and Types.

Non-Foliated Rocks: Definition and Types.

Non-foliated rocks are metamorphic rocks without a layered structure, forming under uniform pressure or due to mineral composition. Common types include marble, quartzite, hornfels, granofels, and amphibolite, each with unique textures and properties. What are...