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Engineering Geology: Definition, History, Importance, Scope, and Career Opportunities
Engineering Geology is the study of how geology is used in engineering work. It helps engineers understand rocks,...
Mercalli Intensity Scale: Earthquake Impact by Levels
The Mercalli Intensity Scale provides a way to measure earthquakes not by scientific instruments alone, but by the...
Magnitude: Measuring Earthquake Energy and Scales
Magnitude is a measurement of the energy released by an earthquake. Earthquake magnitude scales in general do not...
Crystallography and Minerals
Common Mineral Grains in Sandstones
Mineral Grains in Sandstones: A very large number of different minerals may occur in sandstones, and only the most...
Types of Metamorphic Reactions
Metamorphic Reaction: The study of metamorphic reactions provides vital information about the pressure and temperature...
Non-Foliated Rocks: Definition and Types.
Non-foliated rocks are metamorphic rocks without a layered structure, forming under uniform pressure or due to mineral...
Economic & Historical Geology
Simple Explanation of Terranes in Geology
What Are Terranes? Terranes are fault-bounded crustal blocks that have distinct lithologic and stratigraphic...
Objectives of Land Use Policy
Land is a valuable resource, and using it wisely is important for sustainable growth. In Bangladesh, the land use...
Sea Level Changes in The Geologic Past
Sea level has never been constant throughout Earth’s history. It has risen and fallen over geological time due to...
Petrology
Geological Applications of Radiometric Dating
Radiometric Dating: Introduction and Principles In the early part of the 20th century, scientists discovered...
Evolution of Organic Matter into Petroleum
Petroleum evolves from organic matter through heat, pressure, and time. Initially, buried material transforms into...
Natural Gas: Its Origins, Composition and Classification
Natural Gas: Natural gas is a mixture of hydrocarbon (lower) that occurs in nature and exits in a gaseous state at...
Geomorphology
Mercalli Intensity Scale: Earthquake Impact by Levels
The Mercalli Intensity Scale provides a way to measure earthquakes not by scientific instruments alone, but by the...
Magnitude: Measuring Earthquake Energy and Scales
Magnitude is a measurement of the energy released by an earthquake. Earthquake magnitude scales in general do not...
Seismographs: The Tool for Measuring Earthquakes
A seismograph is an essential device used by scientists to measure and record earthquakes. By understanding how...