Iron-Formation: Facts and Problems
Published on 1. April 2000
557 pages
978-0-08-086905-6 (ISBN)
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Iron-Formation: Facts and Problems
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11/1983
Elsevier
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Content
- Front Cover
- Iron-Formation: Facts and Problems
- Copyright Page
- Contents
- Foreword
- Contributing Authors
- CHAPTER 1.INTRODUCTION
- Origin, purpose, and scope of this volume
- Classification and nomenclature of iron-formation
- Acknowledgements
- References
- CHAPTER 2. ANIMIKIE BASIN, LAKE SUPERIOR REGION. U.S.A.
- Introduction
- Regional geologic setting
- Geochronology
- Documentation of the basin
- Description of the basin
- The iron-formations and their depositional environments
- Secondary enrichment deposits
- References
- CHAPTER 3. THE HAMERSLEY BASIN
- Introduction
- Documentation
- Location, area, shape, and outcrop limits
- Stratigraphy
- The iron-formations
- Structure
- Metamorphism
- Tectonic development of the basin
- Surface configuration and depositional conditions
- Mineral deposits
- Acknowledgements
- References
- CHAPTER 4. PALAEOENVIRONMENTAL SETTING OF IRON-FORMATIONS IN THE DEPOSITIONAL BASIN OF THE TRANSVAAL SUPERGROUP, SOUTH AFRICA
- Introduction
- Documentation of the depository
- Structure and metamorphism of the strata
- Age
- Nomenclature
- Tectono-sedimentary and stratigraphic setting of the iron-formations
- Schmidtsdrif Subgroup
- Campbellrand-Malmani carbonate sequence
- Asbesheuwels Subgroup
- Koegas Subgroup
- Rooihoogte and Timeball Hill Formations
- Makganyene Diamictite
- Voëlwater Subgroup
- Manganore Iron Formation
- Vertical distribution of iron and manganese in the Transvaal Supergroup
- Conclusion
- Acknowledgements
- References
- CHAPTER 5. THE KRIVOY ROG BASIN
- Introduction
- History of geological research
- Geological structure of the basin
- The iron-formations
- Metamorphism
- Genetic model for Precambrian banded iron-formations
- Iron ore deposits
- References
- CHAPTER 6. IRON-FORMATION IN FOLD BELTS MARGINAL TO THE UNGAVA CRATON
- Introduction
- History and documentation of geology
- Description of basins
- Depositional environments
- References and selected bibliography
- CHAPTER 7. THE NABBERU BASIN OF WESTERN AUSTRALIA
- Introduction
- Documentation of the basin
- Description of the basin
- Depositional environment
- Depositional facies model
- Acknowledgements
- References
- CHAPTER 8. PART A: A CONTRIBUTION ON THE CHEMICAL COMPOSITION OF PRECAMBRIAN IRON-FORMATIONS
- Introduction
- Systematic studies
- Discussion and conclusions
- Acknowledgements
- References
- PART B: RARE EARTH ELEMENTS IN IRON-FORMATION
- Introduction
- REE distribution in iron-formation
- Evolution of Precambrian oxidation states
- Mineralogical facies
- Diagenesis
- Volcanic input to iron-formations
- Summary
- References
- PART C: OXYGEN ISOTOPE GEOCHEMISTRY OF IRON-FORMATION
- Introduction
- Proterozoic iron-formation
- Archean iron-formation
- Discussion
- Acknowledgement
- References
- CHAPTER 9. THE PALAEONTOLOGY AND PALAEOECOLOGY OF PRECAMBRIAN IRON-FORMATIONS
- Introduction
- Palaeontology
- Palaeoecology
- Microbial deposition of iron-formation
- Conclusions
- Acknowledgements
- References
- CHAPTER 10. BANDED IRON-FORMATION - A GRADUALIST'S DILEMMA
- Introduction
- What needs to be explained
- Assumptions and constraints
- The seminal sources
- The original model
- Subsequent modification of the model
- Testable corollaries of the model
- Findings relevant to a test of the model
- Current status of the model as it relates to BIF
- References
- CHAPTER 11. DIAGENESIS AND METAMORPHISM OF PRECAMBRIAN BANDED IRON-FORMATIONS
- Introduction
- Major-element geochemistry of banded iron-formations
- Diagenetic to very low-grade metamorphic assemblages
- Physical and chemical conditions of iron-formation diagenesis and very low-grade metamorphism
- Medium-grade metamorphic assemblages
- Physical and chemical conditions of medium-grade metamorphism
- High-grade metamorphic assemblages
- Physical and chemical conditions of high-grade metamorphism
- Theoretical evaluation of the conditions of metamorphism of iron-formations
- Acknowledgements
- References
- CHAPTER 12. DISTRIBUTION OF BANDED IRON-FORMATION IN SPACE AND TIME
- Introduction
- Age and tonnage assessments
- Temporal and spatial distribution
- Significance of peaks in the depositional record
- Acknowledgement
- References
- Chapter 13. CHEMICAL FACTORS IN THE DEPOSITION AND DIAGENESIS OF BANDED IRON-FORMATION
- Introduction
- The Dales Gorge Member
- The nature of the source solutions
- The primary precipitation
- The primary sediment and its diagenesis
- Conclusion
- Acknowledgements
- References
- CHAPTER 14. SUPERGENE ALTERATION OF BANDED IRON-FORMATION
- Introduction
- Physical weathering
- Chemical weathering
- Discussion
- Conclusion
- Acknowledgements
- References
- Subject Index
