by Gelogia Team | Feb 14, 2025 | Physical Geology
Sphericity measures how closely a particle’s shape resembles a sphere. It helps in understanding grain durability, transport history, and geological processes. A perfect sphere has a sphericity of 1.00, while other shapes have lower values. This concept is crucial in...
by Gelogia Team | Feb 11, 2025 | Physical Geology
The textures of igneous rock define their crystallinity, grain size, and crystal relations, reflecting their cooling history and formation conditions. Various types of textures of igneous rock: (A) Crystallinity: Defines the degree of crystallization. Holocrystalline:...
by Gelogia Team | Feb 11, 2025 | Physical Geology
Deposition definition refers to the process where transported sediments settle due to changes in fluid flow. Hjulstorm’s diagram illustrates its control by velocity and turbulence. Coarser particles settle near the source, while finer ones travel farther,...
by Gelogia | Jan 23, 2025 | Physical Geology
The types of oceanic gyres provide important information about ocean movement and its consequences on the planet. Wind patterns and the Earth’s rotation push large, round water structures known as oceanic gyres. We classify them into subtropical gyres, which dominate...
by Gelogia | Jan 20, 2025 | Physical Geology
Ocean Currents can be generated by wind, density differences in water masses caused by temperature and salinity variations, gravity, and earthquakes. However, the factors of ocean currents are primarily influenced by four main elements. Factors of Ocean Currents:...
by Gelogia | Jan 20, 2025 | Physical Geology
Understanding the types of ocean currents is crucial to appreciating their profound impact on our planet. This post explores the concept of ocean currents, their classification into surface and deep currents, and the unique characteristics that define each type. Types...
