the volcanic rocks that form on the surface can
71Impact crater — The prominent impact crater Tycho on the Moon. In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body. In most common usage,… …
72Geology of solar terrestrial planets — The geology of solar terrestrial planet mainly deals with the geological aspects of four planets of the Solar system namely, Mercury, Venus, Earth and Mars and one terrestrial dwarf planet, Ceres. Objects like Pluto are similar to terrestrial… …
73Geology of New Zealand — The continent of Zealandia The geology of New Zealand is noted for its volcanic activity, earthquakes and geothermal areas because of its position on the boundary of the Australian Plate and Pacific Plates. New Zealand was earlier part of the… …
74Geology of Great Britain — The Geology of Great Britain is hugely varied and complex, and gives rise to the wide variety of landscapes found across the islands. This varied geology has also meant that the island has been an important source for the formation of many… …
75Ore genesis — The various theories of ore genesis explain how the various types of mineral deposits form within the Earth s crust. Ore genesis theories are very dependent on the mineral or commodity. Ore genesis theories generally involve three components:… …
76Memnonia quadrangle — The Memnonia quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Memnonia quadrangle is also referred to as MC 16 (Mars Chart 16).[1] The quadrangle is… …
77Rocky Mountains — the chief mountain system in North America, extending from central New Mexico to N Alaska. Highest peak, Mount McKinley, 20,300 ft. (6187 m). Also called Rockies. * * * or Rockies Mountain system, western North America. It extends some 3,000 mi… …
78Coprates quadrangle — The Coprates quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Coprates quadrangle is also referred to as MC 18 (Mars Chart 18).[1] The Coprates… …
79History of Earth — The history of Earth covers approximately 4.6 billion years (4,567,000,000 years), from Earth’s formation out of the solar nebula to the present. This article presents a broad overview, summarizing the leading, most current scientific… …
80Geology of Jersey — The geology of Jersey is characterised by the Late Proterozoic Brioverian volcanics, the Cadomian Orogeny, and only small signs of later deposits from the Cambrian and Quaternary periods. The kind of rocks go from conglomerate to shale, volcanic …
