Keywords:
Geology, Structural-Australia.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (231 pages)
Edition:
1st ed.
ISBN:
9783319745459
Series Statement:
Modern Approaches in Solid Earth Sciences Series ; v.14
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=5455703
DDC:
551.8
Language:
English
Note:
Intro -- Preface -- Acknowledgments -- Contents -- Introduction -- References -- Authors´ Biography -- Chapter 1: Asteroid Impacts -- 1.1 Asteroids in Space and Time -- 1.2 Hadean to Early Archaean Impacts -- 1.3 Criteria for Identification of Asteroid Impacts -- References -- Chapter 2: Australian Asteroid Ejecta/Fallout Units -- 2.1 c.3472 Ma Impacts -- 2.2 c.3460 Ma Impacts -- 2.3 Impact-Correlated Units c.3.3-3.227 Ga -- 2.4 Jeerinah c.2.63 Ga Impact Layer (JIL) and Carawine Dolomite Impact/Tsunami Megabreccia -- 2.5 Paraburdoo c. 2.57 Ga Spherule Layer -- 2.6 Spherule Marker Bed (SMB) c. 2.56 Ga Layer -- 2.7 Dales Gorge (DGS4) c.2.48 Ga Spherule Layer -- 2.8 Bunyeroo ~580 Ma Impact Ejecta -- References -- Chapter 3: The World´s Largest Late to Post-Archaean Asteroid Impact Structures -- 3.1 Maniitsoq, South Greenland (D~ > -- 100 km, ~2975 Ma) -- 3.2 Vredefort, South Africa (D~298 km -- 2023 ± 4 Ma) -- 3.3 Sudbury, Ontario (D~250 km -- 1850 ± 3 Ma) -- 3.4 Chicxulub, Yucatan Peninsula, Mexico (D~170 km -- 64.98 ± 0.05 Ma) -- 3.5 Popigai (D~100 km -- 35.7 ± 0.2 Ma) -- 3.6 Warburton Twin Structures, South Australia (Each D~200 km -- End-Carboniferous?) -- 3.7 Woodleigh (D = 120 km) -- References -- Chapter 4: Australian Impact Structures > -- 10 Km-Large -- 4.1 Exposed Impact Structures > -- 10 km in Diameter -- 4.1.1 Acraman (D~30-90 km) -- 4.1.2 Yarrabubba (D~30-70 km) -- 4.1.3 Shoemaker (D~29-31 km) -- 4.1.4 Lawn Hill (D ~ 18-20 km) -- 4.1.5 Strangways (D~25-40 km) -- 4.1.6 Amelia Creek (D~20 x 12 km) -- 4.1.7 Cleanskin (D~15 km) -- 4.1.8 Glikson (D~14 km) -- 4.1.9 Gosses Bluff (D~12 km) -- 4.1.10 Kelly West (D~8-20 km) -- 4.1.11 Spider (D~11-13 km) -- 4.1.12 Goyder (D~9-12 km) -- 4.2 Buried Impact Structures -- 4.2.1 Warburton East (D ~ < -- 200 km) -- 4.2.2 Warburton West (D < -- 200 km) -- 4.2.3 Woodleigh (D = 120 km).
,
4.2.4 Talundilly (84 km) -- 4.2.5 Tookoonooka (D~55 km) -- 4.2.6 Gnargoo (D~75 km) -- 4.2.7 Mount Ashmore (> -- 50 km) -- 4.2.8 Yallalie (D~12 km) -- 4.2.9 Lake Raeside (D~11 km) -- 4.3 Meteoritic Impact Craters -- 4.3.1 Goat Paddock (D~6 km) -- 4.3.2 Liverpool (D~1.6 km) -- 4.3.3 Darwin (D~1.2 km) -- 4.3.4 Wolfe Creek (D~0.88 km) -- 4.3.5 Hickman (D~0.36 km) -- 4.3.6 Boxhole (D~0.17 km) -- 4.3.7 Henbury Craters -- References -- Chapter 5: Ring and Dome Features, Possible and Probable Impact Structures -- 5.1 Structural Elements of Circular Features Suggestive of an Impact Origin -- 5.2 Morphological and Buried Ring Features -- 5.3 Magnetic and Gravity Ring Anomalies -- 5.4 Large Geophysical Multi-ring Features -- 5.5 Distribution Patterns of Ring and Dome Features -- References -- Chapter 6: Asteroids and Crustal Evolution -- 6.1 Significance of Archaean Impacts -- 6.2 Significance of Proterozoic and Phanerozoic Impacts -- References -- Chapter 7: Asteroids and Associated Mineral Systems -- 7.1 Introduction -- 7.2 Asteroid and Cometary Impacts and Hydrothermal Circulation -- 7.3 A Working Model -- 7.4 Mineral Deposits and Impact Structures -- 7.5 The Sudbury Hydrothermal System -- 7.6 The Lockne Impact Structure -- 7.7 The Vredefort Meteorite Impact and the Case for Witwatersrand Gold -- 7.8 Australian Examples of Impact-Related Hydrothermal Activity -- 7.9 Shoemaker Impact Structure -- 7.10 Hydrothermal Alteration -- 7.11 Yarrabubba Impact Structure -- 7.12 Woodleigh Impact Structure -- 7.13 Concluding Remarks -- References -- Index.
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