Keywords:
Earth (Planet) -- Surface.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (151 pages)
Edition:
1st ed.
ISBN:
9789400763289
Series Statement:
SpringerBriefs in Earth Sciences Series
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=1206421
DDC:
551.7
Language:
English
Note:
Intro -- The Asteroid Impact Connection of Planetary Evolution -- Preface -- Acknowledgments -- Contents -- 1 A Paradigm Shift in Earth Science -- References -- 2 Encounters in Space -- References -- 3 Lunar Impacts and the Late Heavy Bombardment in the Earth-Moon System -- References -- 4 Impact and Cratering Dynamics -- References -- 5 Identification of Impact Structures -- 5.1 Buried Impact Structures -- 5.2 Geophysical Criteria -- 5.3 Microstructural Criteria for Shock Metamorphism -- References -- 6 Impact Ejecta and Fallout Units -- References -- 7 Extraterrestrial Geochemical, Isotopic and Mineralogical Signatures -- 7.1 Geochemical Signatures -- 7.2 Isotopic Signatures -- 7.3 Mineralogical Signatures -- References -- 8 Precambrian Asteroid Impacts -- 8.1 Archaean Impact EjectaFallout Units -- 8.1.1 Early-Mid Archaean (~3.48-3.34 Ga) Impacts -- 8.1.2 A Mid-Archaean (~3.26-3.24 Ga) Impact Cluster and Related Tectonic and Igneous Events -- 8.1.3 The Late Archaean (~2.63-2.48 Ga) Impact Cluster -- 8.1.3.1 The 2.63 Ga Jeerinah Impact Layer and Carawine mega-breccia -- 8.1.3.2 The ~2.57-2.56 Ga Impact Cluster -- 8.1.3.3 The ~2.48 Ga Dales Gorge Impact -- 8.1.4 Impact-Triggered Tsunami Events -- 8.1.5 Impact Ejecta Units and Iron-Rich Sediments -- References -- 9 Large (> -- 100 km Diameter) Impact Structures -- 9.1 Maniitsoq, Southwest Greenland (~2.975 Ga) -- 9.2 Vredefort, Free State, South Africa (2.023 Ga) -- 9.3 Sudbury Impact Structure, Ontario, Canada (~1.85 Ga) -- 9.4 Chicxulub, Yucatan, and the KT Impact Boundary (65 Ma) -- References -- 10 Asteroid Impact Clusters and Isotopic Age Peaks -- References -- 11 Australian Large Impact Structures (> -- 20 km Diameter) -- 11.1 Yarrabubba, Western Australia (D < -- 70 km -- < -- 2.65 Ga) -- 11.2 Acraman, South Australia (~580 Ma -- D = 30-90 km) and Bunyeroo ejecta.
,
11.3 Shoemaker, Western Australia (> -- 568 Ma -- D = 29-31 km) -- 11.4 Gnargoo, Western Australia (post-early Permian -- D = 75 km) -- 11.5 Woodleigh, Western Australia (~359 Ma -- D = 120 km) -- 11.6 Warburton Probable Impact Structure, North-East South Australia -- 11.7 Gosses Bluff, Northern Territory (142 Ma -- D = 24 km) -- 11.8 Tookoonooka (~125 Ma -- D = 55-65 km) and Talundilly (D = 84 km -- ~125 Ma) Twin Impact Structures, Eromanga Basin, Queensland -- 11.9 Mount Ashmore Probable Impact Structure, Timor Sea -- References -- 12 Impacts and Mass Extinctions -- References -- 13 Uniformitarian Models and the Role of Asteroid Impacts in Earth Evolution -- References -- 14 The Current Danger -- Reference -- About the Author -- Index.
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