SOIL VOLCANO IGNEOUS ROCKS
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A layer of soil that has identifiable characteristics produced by chemical weathering and other soil-forming processes | show 🗑
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A vertical section through a soil, showing its succession of horizons and the underlying parent material | show 🗑
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show | Intermediate composition
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show | Granitic composition (Felsic)
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A compositional group of igneous rocks indicating that the rock contains substantial dark silicate minerals and calcium-rich plagioclase feldspar | show 🗑
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Igneous activity that occurs at Earth's surface | show 🗑
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Igneous rock that formed below Earth's surface | show 🗑
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show | Magma
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A broad, gently sloping volcano built from fluid basaltic lavas. Mauna Loa, Hawaii | show 🗑
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show | Cinder cone volcano
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show | Composite cone volcano (stratovolcanoes)
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Volcanic Landform: Shield Volcanoes, Basalt Plateaus, Cinder Cones Gas Content? | show 🗑
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show | Gas Content = Intermediate (3-4%)
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show | Gas Content = Greatest (4-6%)
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show | Tendency to Form Pyroclastics = Least
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Volcanic Landform: Shield Volcanoes, Basalt Plateaus, Cinder Cones Viscosity? | show 🗑
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Volcanic Landform: Shield Volcanoes, Basalt Plateaus, Cinder Cones Silica content? | show 🗑
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Volcanic Landform: Shield Volcanoes, Basalt Plateaus, Cinder Cones Composition? | show 🗑
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Volcanic Landform: Composite Cones Composition? | show 🗑
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Volcanic Landform: Composite Cones Silica content? | show 🗑
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Volcanic Landform: Composite Cones Viscosity? | show 🗑
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Volcanic Landform: Composite Cones Tendency to Form Pyroclastics? | show 🗑
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show | Composition = Rhyolitic Magma
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show | Silica content = Most (~70%)
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Volcanic Landform: Volcanic Domes, Pyroclastic Flows Viscosity? | show 🗑
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Volcanic Landform: Volcanic Domes, Pyroclastic Flows Tendency to Form Pyroclastics? | show 🗑
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A highly heated mixture, largely of ash and pumice fragments, traveling down the flanks of a volcano or along the surface of the ground. Includes ash, bombs, and blocks | show 🗑
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show | Weathering
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show | Mechanical weathering
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show | Chemical weathering
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Mechanical weathering process examples | show 🗑
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Chemical weathering process examples | show 🗑
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show | Frost Wedging
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show | Salt Crystal Growth
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A mechanical weathering process characterized by the splitting off of slablike sheets of rock | show 🗑
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A common form of chemical weathering, it is the process of dissolving into a homogeneous solution, as when an acidic solution dissolves limestone. Halite (common salt) readily dissolves in water | show 🗑
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The removal of one or more electrons from an atom or ion. So named because elements commonly combine with ___ | show 🗑
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show | Hydrolysis
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Any weathering process that tends to produce a spherical shape from an initially blocky shape | show 🗑
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A feature in some sedimentary rocks that forms when wet mud dries out, shrinks and cracks. Associated with tidal flats, shallow lakes, and desert basins | show 🗑
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show | Clastic texture
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show | Sorting
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show | Angularity
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How close the shape of the clast is to a sphere | show 🗑
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show | Columnar joints "columnar basalt"
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A tabular-shaped intrusive igneous feature that cuts through the surrounding rock | show 🗑
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A tabular igneous body that was intruded parallel to the layering of preexisting rock | show 🗑
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show | Tabular (tabula = table)
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