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| Impact Studies Victor L. Masaitis Editor Popigai Impact Structure and its DiamondBearing Rocks Impact...Natalia Bezaeva, Moscow, Russia Within the past two decades, research on impact cratering mainly gained...throughout the world after the theory that a large impact event caused the extinction of ca. 50% of all living...approximately 65 million years ago was proposed. Impact craters are formed when a large meteorid crashes...interdisciplinary series, Impact Studies, aims to include all aspects of research related to impact cratering—geology |
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| incompletely characterized carbon-phase from the Ries-impact crater (El Goresy and Donnay 1968) has a unit cell...carbon-phase of unknown structure from the Popigai impact crater that also exhibits a very large unit cell...srilankite has been reported from the Ries impact crater (El Goresy et al. 2001) and the Luobusha complex...akaogiite and also was found first at the Ries impact structure (El Goresy et al. 2001). Riesite is a...common occurrence in terrestrial impact sites such as Barringer crater (Chao et al. 1962), Ries (Shoemaker |
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| Impact Studies Victor L. Masaitis Mikhail V. Naumov Editors The Puchezh-Katunki Impact Crater Geology...Geology and Origin Impact Studies Series Editors Christian Koeberl, Center for Earth Sciences, University...Natalia Bezaeva, Moscow, Russia Within the past two decades, research on impact cratering mainly gained...throughout the world after the theory that a large impact event caused the extinction of ca. 50% of all living...approximately 65 million years ago was proposed. Impact craters are formed when a large meteorid crashes |
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| Meteorites: Flux with Time and Impact Effects Geological Society Special Publications Series Editors... A. (eds) 1998. Meteorites. Flux with Time and Impact Effects. Geological Society, London, Special Publications...ROTHERY, D. A. (eds) Meteorites. Flux with Time and Impact Effects. Geological Society, London, Special Publications...PUBLICATION NO. 140 Meteorites: Flux with Time and Impact Effects E D I T E D BY M. M. G R A D Y Natural...flux with time and impact effects SHOEMAKER,E. M. Long-term variations in the impact cratering record on |
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| countries and is exported, e.g., from Canada, India and Russia. Other fibrous minerals displaying toxic properties...of natural origin and part of them have no toxic impact at all (e.g., Gieré and Querol 2010). For instance...contaminated environments: Characterization, stability, impact. Can Mineral 47:489–492 53 References and Suggestions...displayed in the Diamond Fund in the Kremlin of Moscow, Russia. The biggest gold nuggets have been found in the...countries being PR China (420 t), Australia (330 t), Russia (310 t), USA (200 t), Canada (180 t), Indonesia |
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| timing of thermal metamorphism, and implications for impact history and mixing in the early Solar System [e...formed on the chondrite parent body, resulted from impact melting, or are fragments of an achondritic projectile...are multiple isotopic reservoirs sampled by the impact process. In the future, we plan to use CODEX to...outcrops in-situ on Mars, avoiding terrestrial or impact mixing. Complementary analyses: In our resonance...distributed on the surface of Mars, perhaps by an ancient impact event. The persistence of such a reservoir is plausible |
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| those in all achondrites) are seen as the result of impact processes on the eucrite parent body. However,...lunar breccias with their chronology to explore the impact history of the Moon, we have determined precise...trace element abundances for a suite of Apollo 16 impact melt breccias. Methods: 3 g rock chips were powdered...found in our previous study of Apollo 17 poikilitic impact melt breccias [3]. Conclusions: At least two different...the PGE-Re patterns of these Apollo 16 breccias. Impact processes appear capable of fractionating siderophile |
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| dust-may simply be basaltic material, broken up by impact processes or physical weathering and not involving...(EETs) are respectively derived from a common source crater [e.g. 2,3]. Mineralogy ofY981031 is studied to...fine-grained anorthositic highland clasts, clast-poor impact melt clasts, mare basalt clasts, and a finegrained...aluminum-rich, MgO-poor clear glasses are probably of impact origin, while others are pyroclastic/mare glasses...the presence and composition of pyroclastic/mare/impact glasses suggests "sourcecrater pairing" ofY981 |
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| geochemistry. What is especially notable about Karl is his impact on people, the unanimity of the love for Karl by...measured in K–T Boundary strata had resulted from the impact of a massive bolide with the Earth. Over the next...been designated as type 7, although some may be impact and not internally derived melts. The type 3 ordinary...staining, ringwoodite, melting Whole-rock melting (impact-melt rocks and melt breccias) Shock melted a ...breccias Allende (CV3), Leoville (CV3), Sharps (H3) Impact melt breccias Constituents (including clasts) |
