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The Early Earth : Accretion and Differentiation.

By: Contributor(s): Material type: TextTextSeries: Geophysical Monograph SeriesPublisher: Newark : American Geophysical Union, 2015Copyright date: ©2015Edition: 1st edDescription: 1 online resource (390 pages)Content type:
  • text
Media type:
  • computer
Carrier type:
  • online resource
ISBN:
  • 9781118860366
Subject(s): Genre/Form: Additional physical formats: Print version:: The Early EarthLOC classification:
  • QE509 -- .E275 2015eb
Online resources:
Contents:
Intro -- Title Page -- Table of Contents -- CONTRIBUTORS -- PREFACE -- ACKNOWLEDGMENTS -- 1 Timing of Nebula Processes That Shaped the Precursors of the Terrestrial Planets -- 1.1. INTRODUCTION -- 1.2. YOUNG STELLAR OBJECTS AND THEIR DISKS: ANALOGS OF THE EARLY SOLAR SYSTEM -- 1.3. THE SAMPLES OF THE SOLAR PROTOPLANETARY DISK -- 1.4. CHRONOLOGY OF THE FIRST FEW MILLION YEARS: THE PERIOD OF THE DISK -- ACKNOWLEDGMENTS -- REFERENCES -- 2 The Earth's Building Blocks -- 2.1. INTRODUCTION -- 2.2. COSMOCHEMICAL CONSTRAINTS -- 2.3. BSE AND BULK EARTH COMPOSITION -- 2.4. CHONDRITIC VS. ACHONDRITIC EARTH -- 2.5. ISOTOPIC ARGUMENTS -- 2.6. CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 3 Earth and Terrestrial Planet Formation -- 3.1. INTRODUCTION -- 3.2. MODELS OF THE GIANT IMPACT PHASE OF TERRESTRIAL PLANET FORMATION -- 3.3. CLASSICAL MODELS -- 3.4. TRUNCATED DISK MODELS -- 3.5. EARTH IN THE GRAND TACK MODEL -- 3.6. CONCLUSION AND DISCUSSION -- REFERENCES -- 4 Late Accretion and the Late Veneer -- 4.1. INTRODUCTION -- 4.2. THE LATE VENEER AS DEFINED IN GEOCHEMISTRY -- 4.3. LATE ACCRETION MASS AS DEFINED IN ACCRETION MODELS -- 4.4. RELATIONSHIP BETWEEN LATE VENEER AND LATE ACCRETION -- 4.5. LATE VENEER AND THE ORIGIN OF EARTH'S VOLATILES -- 4.6. CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 5 Early Differentiation and Core Formation: Processes and Timescales -- 5.1. INTRODUCTION -- 5.2. WHEN DOES IT OCCUR? -- 5.3. SUMMARY AND CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 6 An Experimental Geochemistry Perspective on Earth's Core Formation -- 6.1. INTRODUCTION -- 6.2. THE GEOCHEMISTRY OF SIDEROPHILE ELEMENTS -- 6.3. CONSTRAINTS ON CORE FORMATION FROM STABLE ISOTOPES -- 6.4. WHAT DOES THIS ALL MEAN? WHERE DO WE GO FROM HERE? -- ACKNOWLEDGMENTS -- REFERENCES.
7 Fractional Melting and Freezing in the Deep Mantle and Implications for the Formation of a Basal Magma Ocean -- 7.1. INTRODUCTION -- 7.2. STRUCTURE OF THE LOWER MANTLE AS IMAGED BY SEISMOLOGY -- 7.3. LOWER MANTLE MELTING PHASE DIAGRAMS AND PARTIAL MELT COMPOSITIONS -- 7.4. PARTITIONING OF FE AND DENSITY OF MELT -- 7.5. IMPLICATIONS FROM THE THERMAL EVOLUTION OF THE CORE -- 7.6. FORMATION SCENARIOS -- 7.7. CONCLUSIONS AND OUTSTANDING QUESTIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 8 Early Differentiation and Its Long-Term Consequences for Earth Evolution -- 8.1. INTRODUCTION -- 8.2. VOLATILE DEPLETION -- 8.3. CORE FORMATION -- 8.4. LATE ACCRETION -- 8.5. DIFFERENTIATION OF THE SILICATE EARTH -- 8.6. CONCLUSIONS -- REFERENCES -- INDEX -- End User License Agreement.
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Intro -- Title Page -- Table of Contents -- CONTRIBUTORS -- PREFACE -- ACKNOWLEDGMENTS -- 1 Timing of Nebula Processes That Shaped the Precursors of the Terrestrial Planets -- 1.1. INTRODUCTION -- 1.2. YOUNG STELLAR OBJECTS AND THEIR DISKS: ANALOGS OF THE EARLY SOLAR SYSTEM -- 1.3. THE SAMPLES OF THE SOLAR PROTOPLANETARY DISK -- 1.4. CHRONOLOGY OF THE FIRST FEW MILLION YEARS: THE PERIOD OF THE DISK -- ACKNOWLEDGMENTS -- REFERENCES -- 2 The Earth's Building Blocks -- 2.1. INTRODUCTION -- 2.2. COSMOCHEMICAL CONSTRAINTS -- 2.3. BSE AND BULK EARTH COMPOSITION -- 2.4. CHONDRITIC VS. ACHONDRITIC EARTH -- 2.5. ISOTOPIC ARGUMENTS -- 2.6. CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 3 Earth and Terrestrial Planet Formation -- 3.1. INTRODUCTION -- 3.2. MODELS OF THE GIANT IMPACT PHASE OF TERRESTRIAL PLANET FORMATION -- 3.3. CLASSICAL MODELS -- 3.4. TRUNCATED DISK MODELS -- 3.5. EARTH IN THE GRAND TACK MODEL -- 3.6. CONCLUSION AND DISCUSSION -- REFERENCES -- 4 Late Accretion and the Late Veneer -- 4.1. INTRODUCTION -- 4.2. THE LATE VENEER AS DEFINED IN GEOCHEMISTRY -- 4.3. LATE ACCRETION MASS AS DEFINED IN ACCRETION MODELS -- 4.4. RELATIONSHIP BETWEEN LATE VENEER AND LATE ACCRETION -- 4.5. LATE VENEER AND THE ORIGIN OF EARTH'S VOLATILES -- 4.6. CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 5 Early Differentiation and Core Formation: Processes and Timescales -- 5.1. INTRODUCTION -- 5.2. WHEN DOES IT OCCUR? -- 5.3. SUMMARY AND CONCLUSIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 6 An Experimental Geochemistry Perspective on Earth's Core Formation -- 6.1. INTRODUCTION -- 6.2. THE GEOCHEMISTRY OF SIDEROPHILE ELEMENTS -- 6.3. CONSTRAINTS ON CORE FORMATION FROM STABLE ISOTOPES -- 6.4. WHAT DOES THIS ALL MEAN? WHERE DO WE GO FROM HERE? -- ACKNOWLEDGMENTS -- REFERENCES.

7 Fractional Melting and Freezing in the Deep Mantle and Implications for the Formation of a Basal Magma Ocean -- 7.1. INTRODUCTION -- 7.2. STRUCTURE OF THE LOWER MANTLE AS IMAGED BY SEISMOLOGY -- 7.3. LOWER MANTLE MELTING PHASE DIAGRAMS AND PARTIAL MELT COMPOSITIONS -- 7.4. PARTITIONING OF FE AND DENSITY OF MELT -- 7.5. IMPLICATIONS FROM THE THERMAL EVOLUTION OF THE CORE -- 7.6. FORMATION SCENARIOS -- 7.7. CONCLUSIONS AND OUTSTANDING QUESTIONS -- ACKNOWLEDGMENTS -- REFERENCES -- 8 Early Differentiation and Its Long-Term Consequences for Earth Evolution -- 8.1. INTRODUCTION -- 8.2. VOLATILE DEPLETION -- 8.3. CORE FORMATION -- 8.4. LATE ACCRETION -- 8.5. DIFFERENTIATION OF THE SILICATE EARTH -- 8.6. CONCLUSIONS -- REFERENCES -- INDEX -- End User License Agreement.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.

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