1082: Karakul, Qarokul (Kyrgyz for "black lake", replacing the older Tajik name Siob; Russian: ; Tajik: ) is a 25 km (16 mi) diameter lake within a rather large 52 km (32 mi) impact crater. Robert Sinclair Dietz (September 14, 1914 May 19, 1995) was a scientist with the US Coast and Geodetic Survey.Dietz, born in Westfield, New Jersey, was a marine geologist, geophysicist and oceanographer who conducted pioneering research along with Harry Hammond Hess concerning seafloor spreading, published as early as 19601961.While at the Scripps Institution of The other three basaltic impact An impact crater is a depression in the surface of a planet, moon, or other solid body in the Solar System or elsewhere, formed by the hypervelocity impact of a smaller body. Description. Lake El'gygytgyn (Russian and Chukchi: ) is an impact crater lake located in the Chukotka Autonomous Okrug in northeast Siberia, about 150 km (93 mi) southeast of Chaunskaya Bay.. Lake El'gygytgyn (Russian and Chukchi: ) is an impact crater lake located in the Chukotka Autonomous Okrug in northeast Siberia, about 150 km (93 mi) southeast of Chaunskaya Bay.. The KPg boundary marks the end of the Cretaceous Period, the last period of the Mesozoic Era, and marks the beginning of the Paleogene Period, the first period of the According to the hypothesis, during this interval, a disproportionately large number of asteroids collided with the early terrestrial planets in the Shoemaker also studied terrestrial craters, such as Barringer Meteor Crater in Arizona, and along with This large industry, means that as of 2015 about 80,000 workers, or .5% of total employment, was from the coal industry, down from a peak in These features were caused by the collision of meteors (consisting of large fragments of asteroids) or comets (consisting of ice, dust particles and rocky fragments) with the Earth. Lake El'gygytgyn (Russian and Chukchi: ) is an impact crater lake located in the Chukotka Autonomous Okrug in northeast Siberia, about 150 km (93 mi) southeast of Chaunskaya Bay.. The basin straddles the old provinces of Transvaal and the Orange Free State, and The Weaubleau structure is a probable meteorite impact site in western Missouri near the towns of Gerster, Iconium, Osceola, and Vista.It is believed to have been caused by a 1,200 feet (370 m) meteoroid between 335 and 340 million years ago during the middle Mississippian Period (Latest Osagean to Earliest Meramecian).It is listed by the Impact Field Studies Group as a "probable" It is accessed via the Tanami Road 150 km (93 mi) south of the town of Halls Creek.The crater is central to the Wolfe Creek Meteorite Crater National Park.. Above a certain threshold size, which varies with planetary gravity, the collapse and modification of the transient cavity is much more extensive, and the resulting structure is called a complex crater.The collapse of the transient cavity is driven by gravity, and involves both the uplift of the central region and the It is located in the Tajik National Park in the Pamir Mountains in Tajikistan The crater, which has since been eroded away, was around 160300 km (100200 mi) across when it was formed. It is estimated that the meteorite that formed it was about 15 metres (49 ft) in diameter The Holocene Impact Working Group (HIWG) propose that it was formed by a very large-scale and relatively recent (c. 30002800 BCE) meteorite impact event, possibly The Russian Academy of Sciences lists the feature as a potential impact crater. The crater averages about 875 metres (2,871 ft) in diameter, 60 metres (200 ft) from rim to present crater floor. The Alvarez hypothesis posits that the mass extinction of the non-avian dinosaurs and many other living things during the CretaceousPaleogene extinction event was caused by the impact of a large asteroid on the Earth.Prior to 2013, it was commonly cited as having happened about 65 million years ago, but Renne and colleagues (2013) gave an updated value of 66 million The Burckle crater is an undersea feature about 29 kilometres (18 mi) in diameter, in the southwestern Indian Ocean.. The KPg boundary marks the end of the Cretaceous Period, the last period of the Mesozoic Era, and marks the beginning of the Paleogene Period, the first period of the Because the United States Board on The Burckle crater is an undersea feature about 29 kilometres (18 mi) in diameter, in the southwestern Indian Ocean.. Robert Sinclair Dietz (September 14, 1914 May 19, 1995) was a scientist with the US Coast and Geodetic Survey.Dietz, born in Westfield, New Jersey, was a marine geologist, geophysicist and oceanographer who conducted pioneering research along with Harry Hammond Hess concerning seafloor spreading, published as early as 19601961.While at the Scripps Institution of It is about 23 km (14 mi) in diameter and was formed 31-32 million years ago during the Early Oligocene . It might be linked to the EoceneOligocene extinction event. The Sudbury Basin (/ s d b r i /), also known as Sudbury Structure or the Sudbury Nickel Irruptive, is a major geological structure in Ontario, Canada.It is the third-largest known impact crater or astrobleme on Earth, as well as one of the oldest. The Popigai crater (or astrobleme) in Siberia, Russia, is tied with the Manicouagan Crater as the fourth largest verified impact crater on Earth. It is one of the best-preserved "wet-target" impact craters in the world. It is located in the Tajik National Park in the Pamir Mountains in Tajikistan The Vredefort impact structure / f r d f r t / is the largest verified impact structure on Earth. The basin is located on the Canadian Shield in the city of An impact event is a collision between astronomical objects causing measurable effects. The Russian Academy of Sciences lists the feature as a potential impact crater. Manicouagan Reservoir (also Lake Manicouagan) is an annular lake in central Quebec, Canada, covering an area of 1,942 km 2 (750 sq mi). In many cases, on Earth, the impact crater has been destroyed by erosion, leaving only the Manicouagan Reservoir (also Lake Manicouagan) is an annular lake in central Quebec, Canada, covering an area of 1,942 km 2 (750 sq mi). Description. Complex craters are a type of large impact crater morphology.. [1] The impacting object is estimated to have been approximately 2 km (1.2 mi) in diameter. It holds the world's largest known gold reserves and has produced over 40 000 tonnes (1.3 10 9 ozt), which represents about 22% of all the gold accounted for above the surface. The word "Elgygytgyn" means "white lake" in the Chukchi language.. 1082: Karakul, Qarokul (Kyrgyz for "black lake", replacing the older Tajik name Siob; Russian: ; Tajik: ) is a 25 km (16 mi) diameter lake within a rather large 52 km (32 mi) impact crater. In many cases, on Earth, the impact crater has been destroyed by erosion, leaving only the Specs: Now greatly eroded, the Kara crater is a non-exposed impact structure in Russia. In contrast, an impact crater is the surface expression of an impact structure. Description. [citation needed]Henbury is one of five meteorite impact sites in Australia with remaining meteorite fragments and one of the world's best preserved examples of a small crater field. For eroded or buried craters, the stated diameter typically refers to an estimate of original rim diameter, and may not Outcrops of the Elliot Formation have been found in the northern Eastern Cape, southern Free State, and in the eastern KwaZulu-Natal provinces of South Africa.Outcrops and exposures are also found in The Vredefort impact structure / f r d f r t / is the largest verified impact structure on Earth. Under intense pressure (but limited temperature), the crystalline structure of quartz is deformed along planes inside the crystal. The lake island in its centre is known as Ren-Levasseur Island, and its highest point is Mount Babel.The structure was created 214 (1) million years ago, in the Late Triassic, by the impact of a meteorite 5 km (3 mi) in diameter. It is estimated that the meteorite that formed it was about 15 metres (49 ft) in diameter These planes, which show up as lines under a microscope, are called planar deformation features (PDFs), or shock lamellae. The Weaubleau structure is a probable meteorite impact site in western Missouri near the towns of Gerster, Iconium, Osceola, and Vista.It is believed to have been caused by a 1,200 feet (370 m) meteoroid between 335 and 340 million years ago during the middle Mississippian Period (Latest Osagean to Earliest Meramecian).It is listed by the Impact Field Studies Group as a "probable" The basin is located on the Canadian Shield in the city of South Africa produces in excess of 255 million tonnes of coal (2011 estimate) and consumes almost three-quarters of that domestically. Above a certain threshold size, which varies with planetary gravity, the collapse and modification of the transient cavity is much more extensive, and the resulting structure is called a complex crater.The collapse of the transient cavity is driven by gravity, and involves both the uplift of the central region and the A potentially hazardous object (PHO) is a near-Earth object either an asteroid or a comet with an orbit that can make close approaches to the Earth and is large enough to cause significant regional damage in the event of impact. It is about 30 km (19 mi) south-east of Kumasi, the capital of Ashanti, and is a popular recreational area.There are about 30 villages near the crater lake of Lake Bosumtwi, with a combined population of about 70,000. The CretaceousPaleogene (KPg) boundary, formerly known as the CretaceousTertiary (KT) boundary, is a geological signature, usually a thin band of rock containing much more iridium than other bands. Shocked quartz is a form of quartz that has a microscopic structure that is different from normal quartz. Manicouagan Reservoir (also Lake Manicouagan) is an annular lake in central Quebec, Canada, covering an area of 1,942 km 2 (750 sq mi). It is one of only four known hyper-velocity impact craters in basaltic rock anywhere on Earth. The lake island in its centre is known as Ren-Levasseur Island, and its highest point is Mount Babel.The structure was created 214 (1) million years ago, in the Late Triassic, by the impact of a meteorite 5 km (3 mi) in diameter. The Chesapeake Bay impact crater was formed by a bolide that struck the eastern shore of North America about 35.5 0.3 million years ago, in the late Eocene epoch. Under intense pressure (but limited temperature), the crystalline structure of quartz is deformed along planes inside the crystal. A potentially hazardous object (PHO) is a near-Earth object either an asteroid or a comet with an orbit that can make close approaches to the Earth and is large enough to cause significant regional damage in the event of impact. The Holocene Impact Working Group (HIWG) propose that it was formed by a very large-scale and relatively recent (c. 30002800 BCE) meteorite impact event, possibly Lake Bosumtwi is the only natural lake in Ghana.It is situated within an ancient impact crater that is about 10.5 kilometres (6.5 mi) in diameter. The Holocene Impact Working Group (HIWG) propose that it was formed by a very large-scale and relatively recent (c. 30002800 BCE) meteorite impact event, possibly The word "Elgygytgyn" means "white lake" in the Chukchi language.. The crater averages about 875 metres (2,871 ft) in diameter, 60 metres (200 ft) from rim to present crater floor. Map all coordinates using: OpenStreetMap Download coordinates as: KML This list includes all 60 confirmed impact craters in North America in the Earth Impact Database (EID). The Sudbury Basin (/ s d b r i /), also known as Sudbury Structure or the Sudbury Nickel Irruptive, is a major geological structure in Ontario, Canada.It is the third-largest known impact crater or astrobleme on Earth, as well as one of the oldest. It is about 30 km (19 mi) south-east of Kumasi, the capital of Ashanti, and is a popular recreational area.There are about 30 villages near the crater lake of Lake Bosumtwi, with a combined population of about 70,000. Location: Nenetsia, Russia. For eroded or buried craters, the stated diameter typically refers to an estimate of original rim diameter, and may not Official name: Karakul Lake: Designated: 18 July 2001: Reference no. The word "Elgygytgyn" means "white lake" in the Chukchi language.. The Sudbury Basin (/ s d b r i /), also known as Sudbury Structure or the Sudbury Nickel Irruptive, is a major geological structure in Ontario, Canada.It is the third-largest known impact crater or astrobleme on Earth, as well as one of the oldest. ISBN 978-1-920843-96-0 (pbk.) The other three basaltic impact It is about 30 km (19 mi) south-east of Kumasi, the capital of Ashanti, and is a popular recreational area.There are about 30 villages near the crater lake of Lake Bosumtwi, with a combined population of about 70,000. The basin straddles the old provinces of Transvaal and the Orange Free State, and It is about 23 km (14 mi) in diameter and was formed 31-32 million years ago during the Early Oligocene . The Chicxulub crater (IPA: [tikulub]) is an impact crater buried underneath the Yucatn Peninsula in Mexico. Location: Nenetsia, Russia. The Late Heavy Bombardment (LHB), or lunar cataclysm, is a hypothesized event thought to have occurred approximately 4.1 to 3.8 billion years (Ga) ago, at a time corresponding to the Neohadean and Eoarchean eras on Earth. A large bolide impact created the 100-kilometre (62 mi) diameter crater approximately 35 million years ago during the late Eocene epoch (Priabonian stage). As of 2018, South Africa was the seventh largest producer and consumer of coal in the world. Outcrops of the Elliot Formation have been found in the northern Eastern Cape, southern Free State, and in the eastern KwaZulu-Natal provinces of South Africa.Outcrops and exposures are also found in The reserve is located 125 km (78 mi) south west of Alice Springs and contains over a dozen craters, which were formed when a fragmented meteorite hit the Earths surface. It holds the world's largest known gold reserves and has produced over 40 000 tonnes (1.3 10 9 ozt), which represents about 22% of all the gold accounted for above the surface. Impact events have physical consequences and have been found to regularly occur in planetary systems, though the most frequent involve asteroids, comets or meteoroids and have minimal effect. The reserve is located 125 km (78 mi) south west of Alice Springs and contains over a dozen craters, which were formed when a fragmented meteorite hit the Earths surface. These planes, which show up as lines under a microscope, are called planar deformation features (PDFs), or shock lamellae. The Late Heavy Bombardment (LHB), or lunar cataclysm, is a hypothesized event thought to have occurred approximately 4.1 to 3.8 billion years (Ga) ago, at a time corresponding to the Neohadean and Eoarchean eras on Earth. The Elliot Formation is a geological formation and forms part of the Stormberg Group, the uppermost geological group that comprises the greater Karoo Supergroup. An impact event is a collision between astronomical objects causing measurable effects. Haughton impact crater is located on Devon Island, Nunavut in far Northern Canada. Meteor Crater, or Barringer Crater, is a meteorite impact crater about 37 mi (60 km) east of Flagstaff and 18 mi (29 km) west of Winslow in the desert of northern Arizona, United States.The site had several earlier names, and fragments of the meteorite are officially called the Canyon Diablo Meteorite, after the adjacent Caon Diablo. Impact events have physical consequences and have been found to regularly occur in planetary systems, though the most frequent involve asteroids, comets or meteoroids and have minimal effect. The reserve is located 125 km (78 mi) south west of Alice Springs and contains over a dozen craters, which were formed when a fragmented meteorite hit the Earths surface. Lonar Lake, also known as Lonar crater, is a notified National Geo-heritage Monument, saline, soda lake, located at Lonar in Buldhana district, Maharashtra, India.Lonar Lake is an astrobleme created by a meteorite impact during the Pleistocene Epoch. [citation needed]Henbury is one of five meteorite impact sites in Australia with remaining meteorite fragments and one of the world's best preserved examples of a small crater field. Complex craters are a type of large impact crater morphology.. Its center is offshore near the community of Chicxulub, after which it is named.It was formed slightly over 66 million years ago when a large asteroid, about ten kilometers (six miles) in diameter, struck Earth.The crater is estimated to be 180 kilometers Asteroid impact date: Estimated 70.3 million years ago. Eugene Merle Shoemaker (April 28, 1928 July 18, 1997) was an American geologist.He co-discovered Comet ShoemakerLevy 9 with his wife Carolyn S. Shoemaker and David H. Levy.This comet hit Jupiter in July 1994: the impact was televised around the world. Description. It is one of the best-preserved "wet-target" impact craters in the world. For eroded or buried craters, the stated diameter typically refers to the best available estimate of the original rim diameter, and may not correspond to When large objects impact terrestrial planets such as the Earth, there can be significant physical and Map all coordinates using: OpenStreetMap Download coordinates as: KML This list includes all 60 confirmed impact craters in North America in the Earth Impact Database (EID). The Witwatersrand Basin is a largely underground geological formation which surfaces in the Witwatersrand. The Elliot Formation is a geological formation and forms part of the Stormberg Group, the uppermost geological group that comprises the greater Karoo Supergroup. The lake island in its centre is known as Ren-Levasseur Island, and its highest point is Mount Babel.The structure was created 214 (1) million years ago, in the Late Triassic, by the impact of a meteorite 5 km (3 mi) in diameter. It is estimated that the meteorite that formed it was about 15 metres (49 ft) in diameter The remaining structure, comprising the deformed underlying bedrock, is located in present-day Free State province of South Africa.It is named after the According to the hypothesis, during this interval, a disproportionately large number of asteroids collided with the early terrestrial planets in the It is one of the best-preserved "wet-target" impact craters in the world. For eroded or buried craters, the stated diameter typically refers to the best available estimate of the original rim diameter, and may not correspond to The other three basaltic impact [1] The impacting object is estimated to have been approximately 2 km (1.2 mi) in diameter. It is about 23 km (14 mi) in diameter and was formed 31-32 million years ago during the Early Oligocene . The remaining structure, comprising the deformed underlying bedrock, is located in present-day Free State province of South Africa.It is named after the A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the atmosphere to reach the surface of a planet or moon.When the original object enters the atmosphere, various factors such as friction, pressure, and chemical interactions with the atmospheric gases cause it to heat up and radiate The Chesapeake Bay impact crater was formed by a bolide that struck the eastern shore of North America about 35.5 0.3 million years ago, in the late Eocene epoch. Impact events have physical consequences and have been found to regularly occur in planetary systems, though the most frequent involve asteroids, comets or meteoroids and have minimal effect. South Africa produces in excess of 255 million tonnes of coal (2011 estimate) and consumes almost three-quarters of that domestically. Specs: Now greatly eroded, the Kara crater is a non-exposed impact structure in Russia. An impact structure is a generally circular or craterlike geologic structure of deformed bedrock or sediment produced by impact on a planetary surface, whatever the stage of erosion of the structure. Continued slumping of sediments over the rubble of the crater has helped shape the Chesapeake Bay Shoemaker also studied terrestrial craters, such as Barringer Meteor Crater in Arizona, and along with Traces of Catastrophe book from Lunar and Planetary Institute - comprehensive reference on impact crater science Notes [ edit ] ^ Bevan, Alex. Because the United States Board on It is located in the Tajik National Park in the Pamir Mountains in Tajikistan Complex craters are a type of large impact crater morphology.. The crater formed 1.849 billion years ago in the Paleoproterozoic era.. A cratera Chicxulub (pronuncia-se AFI: [tikulub]) uma antiga cratera de impacto soterrada embaixo da Pennsula do Iucat, no Mxico.O seu centro est localizado prximo localidade de Chicxulub, que deu origem ao nome da cratera.A cratera tem mais de 180 km de dimetro, tornando-a uma das maiores estruturas de impacto conhecidas no mundo; o blide que This large industry, means that as of 2015 about 80,000 workers, or .5% of total employment, was from the coal industry, down from a peak in An impact crater is a depression in the surface of a planet, moon, or other solid body in the Solar System or elsewhere, formed by the hypervelocity impact of a smaller body. It is one of only four known hyper-velocity impact craters in basaltic rock anywhere on Earth. The basin is located on the Canadian Shield in the city of Hans Merensky (16 March 1871 21 October 1952) was a South African geologist, prospector, scientist, conservationist and philanthropist.He discovered the rich deposit of alluvial diamonds at Alexander Bay in Namaqualand, vast platinum and chrome reefs at Lydenburg, Rustenburg and Potgietersrus, which led to some of the largest platinum mines in the world, phosphates and The Popigai crater (or astrobleme) in Siberia, Russia, is tied with the Manicouagan Crater as the fourth largest verified impact crater on Earth. It is one of only four known hyper-velocity impact craters in basaltic rock anywhere on Earth. The Chicxulub crater (IPA: [tikulub]) is an impact crater buried underneath the Yucatn Peninsula in Mexico. Haughton impact crater is located on Devon Island, Nunavut in far Northern Canada. and Ken McNamara (2009) Australia's meteorite craters Welshpool, W. A. : Western Australian Museum, 2nd ed. The basin straddles the old provinces of Transvaal and the Orange Free State, and Continued slumping of sediments over the rubble of the crater has helped shape the Chesapeake Bay [citation needed]Henbury is one of five meteorite impact sites in Australia with remaining meteorite fragments and one of the world's best preserved examples of a small crater field. Hans Merensky (16 March 1871 21 October 1952) was a South African geologist, prospector, scientist, conservationist and philanthropist.He discovered the rich deposit of alluvial diamonds at Alexander Bay in Namaqualand, vast platinum and chrome reefs at Lydenburg, Rustenburg and Potgietersrus, which led to some of the largest platinum mines in the world, phosphates and and Ken McNamara (2009) Australia's meteorite craters Welshpool, W. A. : Western Australian Museum, 2nd ed. The lake is of particular interest to scientists because it has never been covered by glaciers. Meteor Crater, or Barringer Crater, is a meteorite impact crater about 37 mi (60 km) east of Flagstaff and 18 mi (29 km) west of Winslow in the desert of northern Arizona, United States.The site had several earlier names, and fragments of the meteorite are officially called the Canyon Diablo Meteorite, after the adjacent Caon Diablo. The Popigai crater (or astrobleme) in Siberia, Russia, is tied with the Manicouagan Crater as the fourth largest verified impact crater on Earth. These features were caused by the collision of meteors (consisting of large fragments of asteroids) or comets (consisting of ice, dust particles and rocky fragments) with the Earth. The Alvarez hypothesis posits that the mass extinction of the non-avian dinosaurs and many other living things during the CretaceousPaleogene extinction event was caused by the impact of a large asteroid on the Earth.Prior to 2013, it was commonly cited as having happened about 65 million years ago, but Renne and colleagues (2013) gave an updated value of 66 million Continued slumping of sediments over the rubble of the crater has helped shape the Chesapeake Bay The lake is of particular interest to scientists because it has never been covered by glaciers. The Witwatersrand Basin is a largely underground geological formation which surfaces in the Witwatersrand. The Alvarez hypothesis posits that the mass extinction of the non-avian dinosaurs and many other living things during the CretaceousPaleogene extinction event was caused by the impact of a large asteroid on the Earth.Prior to 2013, it was commonly cited as having happened about 65 million years ago, but Renne and colleagues (2013) gave an updated value of 66 million Hans Merensky (16 March 1871 21 October 1952) was a South African geologist, prospector, scientist, conservationist and philanthropist.He discovered the rich deposit of alluvial diamonds at Alexander Bay in Namaqualand, vast platinum and chrome reefs at Lydenburg, Rustenburg and Potgietersrus, which led to some of the largest platinum mines in the world, phosphates and The crater, which has since been eroded away, was around 160300 km (100200 mi) across when it was formed. When large objects impact terrestrial planets such as the Earth, there can be significant physical and An impact structure is a generally circular or craterlike geologic structure of deformed bedrock or sediment produced by impact on a planetary surface, whatever the stage of erosion of the structure. Its center is offshore near the community of Chicxulub, after which it is named.It was formed slightly over 66 million years ago when a large asteroid, about ten kilometers (six miles) in diameter, struck Earth.The crater is estimated to be 180 kilometers It holds the world's largest known gold reserves and has produced over 40 000 tonnes (1.3 10 9 ozt), which represents about 22% of all the gold accounted for above the surface.
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