In this article we will discuss about:- 1. Structure of Illite Mineral 2. Electrical Charge and Isomorphous Substitution 3. Morphology and Surface Area 4. Formation and Occurrence. Structure of Illite Mineral: The basic structural unit of illite mineral is identical to that of the montmorillonite mineral. It consists of an alumina sheet sandwiched between two silica sheets. However, the individual [...]
After reading this article you will learn about:- 1. Definition and Broad Classification of Minerals 2. General Constitution of Minerals 3. Important Soil Forming Primary Minerals 4. Fundamental Concepts of Identification 5. Description and Composition of Rock/Soil Forming Minerals. Definition and Broad Classification of Minerals: A mineral is a naturally occurring inorganic material that has fairly definite internal structure, composition [...]
This article throws light upon the ten important minerals found in soil. The minerals are: 1. Haematite 2. Limonite or Bog Iron 3. Goethite 4. Gibbsite 5. Carbonate Group 6. Calcite 7. Dolomite 8. Siderite 9. Sulphate Group 10. Gypsum. Mineral # 1. Haematite: Fe2O3: It varies in colour from red to blackish red and has a reddish streak. It [...]