Keywords:
Geology-South America.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (1010 pages)
Edition:
1st ed.
ISBN:
9783319761329
Series Statement:
Frontiers in Earth Sciences Series
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=5491588
Language:
English
Note:
Intro -- Dedication -- Prologue -- Acknowledgments -- Abbreviations -- Contents -- Contributors -- Part I: Regional Overview -- Chapter 1: Phanerozoic Orogens of Northwestern South America: Cordilleran-Type Orogens. Taphrogenic Tectonics. The Maracaibo Orogenic Float. The Chocó-Panamá Indenter -- 1.1 Introduction -- 1.2 Tectonic Realms (Figs. 1.1 and 1.2) -- 1.2.1 Guiana Shield Realm (GSR) -- 1.2.2 The Central Tectonic Realm (CTR) -- 1.2.3 Maracaibo Orogenic Float (MOF) -- 1.2.4 Western Tectonic Realm (WTR) -- 1.3 Pacific Terranes (Romeral, Dagua-Piñón, Gorgona) -- 1.4 Caribbean Terranes (San Jacinto, Sinú) -- 1.4.1 Guajira-Falcón Terranes (GU-FA) -- 1.4.2 Chocó-Panamá Arc (CHO) -- 1.5 Phanerozoic Basins in Colombia -- 1.5.1 Pre-cretaceous Basins -- 1.5.2 Cretaceous Basins -- 1.5.3 Cenozoic Basins -- 1.6 Geological History of the Colombian Andes -- 1.6.1 An Annotated Graphical Essay -- 1.6.1.1 Geological Setting and Morpho-Structural Expression (Figs. 1.3, 1.4, 1.5, 1.6, and 1.7) -- 1.6.1.2 Continent-Continent Collision and Intracontinental Orogens. Meso-Neoproterozoic (Figs. 1.8, 1.9, 1.10, 1.11, and 1.12) -- 1.6.1.3 Phanerozoic Orogenic Systems (Figs. 1.13, 1.14, 1.15, 1.16, and 1.17) -- 1.6.1.4 Island Arc Accretion and Marine Transgression. Early Paleozoic (Figs. 1.18, 1.19, and 1.20) -- 1.6.1.5 Taphrogenic Tectonics and Plate Collision. Upper Paleozoic (Figs. 1.21, 1.22, 1.23, and 1.24) -- 1.6.1.6 Graben-Rift-Aulacogen Development. Triassic-Jurassic (Figs. 1.25, 1.26, 1.27, 1.28, 1.29, and 1.30) -- 1.6.1.7 Andean Orogeny. Upper Cretaceous-Cenozoic (Figs. 1.31, 1.32, 1.33, 1.34, 1.35, 1.36, 1.37, 1.38, 1.39, 1.40, 1.41, 1.42, and 1.43) -- 1.6.1.8 Southern Caribbean. Western Caribbean and Eastern Caribbean (Figs. 1.44, 1.45, 1.46, 1.47, 1.48, 1.49, 1.50, 1.51, 1.52, and 1.53).
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1.6.1.9 Guajira-Falcón (GU-FA), Composite Terranes (Figs. 1.54, 1.55, 1.56, and 1.57) -- 1.6.1.10 Chocó-Panamá Indenter. Composite Arc System (Figs. 1.58, 1.59, 1.60, 1.61, 1.62, 1.63, and 1.64) -- 1.6.1.11 Maracaibo Orogenic Float (Figs. 1.65, 1.66, 1.67, 1.68, 1.69, 1.70, and 1.71) -- 1.6.1.12 Eastern Cordillera (Figs. 1.72, 1.73, 1.74, and 1.75) -- 1.6.1.13 Kinematics of the Guiana Shield and Its Western Mobile Belt. The Roraima Tectono-Sedimentary Problem (Figs. 1.76, 1.77, 1.78, 1.79, and 1.80) -- The West-East Tectono-Sedimentary Anomaly -- References -- Chapter 2: Proterozoic Basement, Paleozoic Tectonics of NW South America, and Implications for Paleocontinental Reconstruction of the Americas -- 2.1 Introduction -- 2.2 Andean Basement of Colombia-Venezuela -- 2.3 Late Precambrian-Paleozoic Forensics of the Northern Andes of South America -- 2.4 The Bigger Picture -- 2.5 Constraints on the Relative Position of NW South America from Paleozoic Faunal Assemblages -- 2.6 Paleogeographic Implications -- References -- Part II: The Guiana Shield and the Andean Belt -- Chapter 3: The Proterozoic Basement of the Western Guiana Shield and the Northern Andes -- 3.1 The Amazonian and Orinoquian Basement -- 3.1.1 General Geology of the Guiana Shield -- 3.1.2 The Colombian Part of the Guiana Shield -- 3.1.2.1 Mid-Paleoproterozoic Caicara Metavolcanics -- 3.1.2.2 Late Proterozoic Metamorphic Basement (Mitú Complex) -- 3.1.2.3 Late Paleoproterozoic Older Granites (Tiquié Granite) -- 3.1.2.4 Mesoproterozoic Younger Granites (Mitú, Içana, Atabapo and Other Granites) -- 3.1.2.5 Mesoproterozoic Parguaza Rapakivi Granite -- 3.1.2.6 Mesoproterozoic Tunuí Folded Metasandstone Formations -- 3.1.2.7 Mesoproterozoic Mylonitization -- 3.1.2.8 Neoproterozoic (?) Piraparaná Formation -- 3.1.2.9 Meso-Neoproterozoic Mafic Intrusives.
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3.1.2.10 Ediacaran San José del Guaviare Nepheline Syenite -- 3.1.3 Structure -- 3.1.3.1 Folding of the Basement Rocks -- 3.1.3.2 Lineaments -- 3.1.4 Geochronological Provinces in the Amazonian Craton: A Discussion -- 3.1.5 Geological Evolution of the Colombian Part of the Guiana Shield and Adjacent Areas -- 3.1.5.1 Late Trans-Amazonian Orogeny -- 3.1.5.2 Querarí Orogeny, 1.86-1.72 Ga: Deposition, Deformation and Metamorphism of the Mitú Complex Supracrustals -- 3.1.5.3 Mesoproterozoic Anorogenic Granitoid Magmatism: 1.55-1.4 Ga -- 3.1.5.4 Mesoproterozoic Sedimentation of Tunuí Sandstone: 1.58-1.35 Ga? -- 3.1.5.5 K'Mudku-Nickerie Tectonometamorphic Episode: 1.3-1.1 Ga -- 3.1.5.6 Late Proterozoic-Phanerozoic Events -- 3.1.6 Geoeconomic Potential -- 3.2 The Andean and Subandean Precambrian Basement -- 3.2.1 Distribution of Precambrian Basement in the Colombian Andes -- 3.2.2 The Garzón Massif -- 3.2.3 The Subandean Basement -- 3.2.4 Serranía de Macarena -- 3.2.5 Santander Massif -- 3.2.6 Sierra Nevada de Santa Marta -- 3.2.7 Guajira Peninsula -- 3.2.8 Eastern Flank of Central Cordillera -- 3.2.9 Geological Evolution of the Andean Precambrian: The Grenvillian Orogeny -- References -- Part III: Early Paleozoic Tectono-Sedimentary History -- Chapter 4: Ordovician Orogeny and Jurassic Low-Lying Orogen in the Santander Massif, Northern Andes (Colombia) -- 4.1 Introduction -- 4.2 Geologic Background -- 4.3 Santander Massif Structure -- 4.4 Santander Massif Pre-mesozoic Crystalline Units -- 4.4.1 Bucaramanga Gneiss -- 4.4.2 "Orthogneiss" Unit -- 4.4.3 Silgara Schist -- 4.4.4 "Metasedimentitas de Guaca, La Virgen" (MGV) -- 4.5 Magmatism -- 4.5.1 Magmatic Belts -- 4.5.2 Geochemistry -- 4.5.2.1 Discriminant Tectonic Setting and Magma Affinity -- 4.5.2.2 Trace Elements and Isotopic Relations -- 4.6 Discussion -- References.
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Part IV: Major Tectono-Magmatic Events -- Chapter 5: Spatial-Temporal Migration of Granitoid Magmatism and the Phanerozoic Tectono-Magmatic Evolution of the Colombian Andes -- 5.1 Introduction -- 5.2 Phanerozoic Tectonic Framework of the Colombian Andes -- 5.2.1 Tectonic Elements of the Colombian Andes -- 5.2.2 Structural Framework -- 5.3 Distribution, Age, Nature and Temporal-Spatial Evolution of Colombian Phanerozoic Granitoid Magmatism -- 5.3.1 Introduction -- 5.3.1.1 U-Pb (Zircon) Age Database: Phanerozoic Magmatic Episodes -- 5.3.1.2 Lithogeochemical Database and Data Filtering -- 5.3.2 Paleozoic to Mid-Triassic Granitoid Magmatism: Distribution, Age and Nature -- 5.3.2.1 Distribution of Early Paleozoic to Mid-LateTriassic Granitoids -- 5.3.2.2 Age Constraints on Paleozoic to Mid-Triassic Granitoid Magmatism -- Early Paleozoic Granitoids -- Carboniferous Granitoids -- Permo-Triassic Granitoids -- 5.3.2.3 Lithogeochemical and Isotopic Characteristics of Early Paleozoic to Mid-Triassic Granitoids -- Lithogeochemistry -- Sr-Nd-Pb Isotope Geochemistry -- Additional Isotopic Studies for Early Paleozoic and Permo-Triassic Granitoids -- 5.3.3 Latest Triassic-Jurassic Granitoid Magmatism: Distribution, Age and Nature -- 5.3.3.1 Distribution of Late Triassic to Jurassic Granitoids -- 5.3.3.2 Age Constrains on Late Triassic to Jurassic Granitoid Magmatism -- Discussion and Synthesis of Spatial Distribution of Late Triassic-Jurassic Granitoids -- 5.3.3.3 Lithogeochemical and Isotopic Characteristics of Late Triassic-Jurassic Granitoids -- Lithogeochemistry -- Santander Plutonic Group -- Norosí and San Martín Batholiths -- Southern Ibagué Batholith -- Mocoa-Garzón Trend Batholiths -- Northern Ibagué and Segovia Batholiths -- Northern Ibagué Hypabyssal Porphyry Suite -- Whole-Rock Lithogeochemistry Summary and Discussion for Late Triassic-Jurassic Granitoids.
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Sr-Nd-Pb Isotope Geochemistry -- Sr-Nd Isotope Geochemistry Results -- Sr-Nd Isotope Geochemistry Summary and Discussion -- Pb Isotope Geochemistry Results -- Late Triassic-Jurassic Pb Isotope Summary and Discussion -- Synthesis and Conclusions of Lithogeochemistry and Sr, Nd and Pb Isotope Geochemistry for Late Triassic-Jurassic Granitoids -- 5.3.4 Cretaceous to Eocene Granitoid Magmatism: Distribution, Age and Nature -- 5.3.4.1 Distribution -- 5.3.4.2 Age Constraints on Cretaceous-Eocene Granitoid Magmatism -- Discussion of Spatial Distribution of Cretaceous-Eocene Granitoids -- 5.3.4.3 Lithogeochemical and Isotopic Characteristics of Cretaceous to Eocene Granitoids -- Lithogeochemistry -- Eastern Group Granitoids -- Western Group Granitoids -- Whole-Rock Lithogeochemistry Summary and Discussion for the Cretaceous-Eocene Granitoids -- Isotope Geochemistry -- Sr-Nd Isotope Geochemistry: Results, Summary and Discussion -- Pb Isotope Geochemistry: Results and Summary and Discussion -- Synthesis and Conclusions of Lithochemistry and Sr, Nd and Pb Isotope Geochemistry for Cretaceous-Eocene Granitoids -- 5.3.5 Latest Oligocene to Pliocene Granitoid Magmatism: Distribution, Age and Nature -- 5.3.5.1 Introduction -- 5.3.5.2 Distribution -- 5.3.5.3 Age Constraints on Miocene to Pliocene Granitoid Magmatism -- Discussion and Synthesis of Spatial Distribution of Oligocene to Pliocene Granitoids -- 5.3.5.4 Lithogeochemical and Isotopic Characteristics of Oligocene to Pliocene Granitoids -- Lithogeochemistry -- Latest Oligocene-Early Miocene Holocrystalline (Phaneritic) Granitoids -- Miocene to Plio-Pleistocene Hypabyssal Porphyry Granitoid Suites -- Whole-Rock Lithochemistry Summary and Discussion for the Oligocene-Pliocene Granitoids -- Isotope Geochemistry -- Sr-Nd Isotope Geochemistry, Results, Summary and Discussion.
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Pb Isotope Geochemistry, Results and Summary and Discussion.
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