
Facts about Elephant Rock, Iceland
This basalt sea-cliff on the island of Heimaey in Southern Iceland looks just like a giant elephant or wooly mammoth dipping its trunk into the […]
This basalt sea-cliff on the island of Heimaey in Southern Iceland looks just like a giant elephant or wooly mammoth dipping its trunk into the […]
Identify and describe the six major igneous textures. The term igneous exture is used to describe the overall appearance of a rock based on the […]
As the 20th Century began, major unsolved problems in understanding the Earth’s geology included the distribution of rock type by age and by structural state, […]
When one mentions “geologic time” to a geoscientist, that person immediately starts to think in terms of millions to billions of years. The Earth organized […]
Introduction Old Faithful Geyser is located in the Upper Geyser Basin (UGB) of Yellowstone National Park (Fig. 1, Fig. 2). Many of the approximately 4 million […]
3D mechanical stratigraphy of a deformed multi-layer: Linking sedimentaryarchitecture and strain partitioning Stratigraphic influence on structural style and strain distribution in deformed sedimentary sequences is […]
Describe the formation, size, and composition of cinder cones. As the name suggests, cinder cones (also called scoria cones) are built from ejected lava fragments […]
Distinguish between intensity scales and magnitude scales. Seismologists use a variety of methods to determine two fundamentally different measures that describe the size of an […]
Define weathering and distinguish between the two main categories of weathering. Weathering involves the physical breakdown (disintegration) and chemical alteration (decomposition) of rock at or […]
List the major differences between Earth’s lithosphere and asthenosphere and explain the importance of each in the plate tectonics theory. Following World War II, oceanographers […]
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