Glossary: Petrography and petrology
See companion glossaries: Geochemistry and diagenesis Paleontology Sedimentary facies and processes Actinolite: see Tremolite Aegirine – aegirine augite: NaFe3+(SiO3)2 Clinopyroxenes […]
Glossary: Sedimentary basins and tectonics
Companion glossaries Abyssal plain: The deepest parts of the oceans at 4000-8000 m, covering 83% of Earth’s total ocean area.
Glossary: Sedimentary structures
Companion glossaries Angle of repose: The natural slope of loose, cohesionless sedimentary particles (sand, gravel) under static conditions, as a
Glossary: Stratigraphy
Companion glossaries Sedimentary facies and processes Sedimentary structures Sedimentary basins and tectonics Glossary of sequence stratigraphy, stratigraphic terminology, stratigraphic concepts
Glossary: Sedimentary facies and processes
Companion glossaries Ablation: The removal of ice and snow by melting, evaporation, wind erosion, sublimation (solid to vapour phase without
Henry Darcy’s Law; a conceptual leap
Henry Darcy’s pivotal experiments with sand-filled tubes (in 1856) established an empirical relationship between hydraulic gradient (that is basically an
Accretionary prisms and forearc basins
Forearc basins are kinematically linked to accretionary prisms. Forearc basins and accretionary prisms are located in the arc-trench gap
Thrust faults: Some common terminology
Some terminology for Thrust faults, duplexes, imbricate fans, and fold-thrust belts. Thrusts are reverse faults having fault plane dips <45o,
Basins formed by lithospheric flexure
Basins formed by flexure of oceanic and continental lithosphere; foreland basin exemplars. What is flexure? The way we define the
Faults – some common terminology
A fault is a plane or linear zone of displacement, where rocks on one side of the plane slip past