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Handbook of strata-bound and stratiform ore deposits. Part III, Volume 9, Regional studies and specific deposits /
Regional and Specific Deposits.
| Clasificación: | Libro Electrónico |
|---|---|
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Amsterdam ; Oxford :
Elsevier Scientific.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Regional Studies and Specific Deposits; Copyright Page; Table of Content; Chapter 1. THE TIMING OF MINERALIZATION IN STRATIFORM COPPER DEPOSITS; Introduction; Criteria for post-sedimentary mineralization at White Pine, Michigan; Seal Lake, Labrador; Creta, south-central U.S.A; The Kupferschiefer, north-central Europe; Central African copperbelts; Other deposits; Complementary sources and transport mechanisms; Concluding remarks; Acknowledgements; Appendix
- Usage of some descriptive and genetic terms in this chapter; References; Chapter 2. OOLITIC IRON FORMATIONS; Introduction.
- Chronological development of oolitic-inland-sea iron formationTertiary oolitic-inland-sea iron formation of Colombia and Venezuela; Proposed origin of oolitic-inland-sea iron formations; Other genetic models for oolitic-inland-sea iron formations; Relevant Quaternary carbonate ferruginization; Possible implications of the genetic model; References; Chapter 3. METALLIFEROUS DEEP-SEA SEDIMENTS; Introduction; Principal types of deep-sea metal-enriched sediments; Nature of metal-bearing phases; Marine distribution and nature of surface and near-surface deposits.
- Marine distribution and nature of basal depositsSediment chemistry; Structural setting and associated deposits; Origin; Significance to geochemical exploration for ores; Summary; Acknowledgments; References; Chapter 4. RECENT HEAVY-METAL ACCUMULATION IN LIMNIC SEDIMENTS; Introduction; Major factors of metal accumulation in recent limnic sediments; Allochthonous influences on the heavy-metal composition in recent lacustrine sediments; Autochthonous processes affecting metal concentrations in recent limnic sediments; Phases of heavy-metal accumulation in limnic sediments; Conclusions.
- AcknowledgementsReferences; Note added in proof; Chapter 5. TRACE METALS IN FRESH WATERS (WITH PARTICULAR REFERENCE TO MINE EFFLUENTS); Introduction; Sources and effects of metals in natural waters; Transport phases of heavy metals in river waters; Dependencies of metal transport from water discharge and annual cycles; Dissolved metal concentrations in large freshwater systems; Metal enrichment in mine effluents; Conclusions; References; Chapter 6. THE NATURE AND ORIGIN OF ARCHAEAN STRATA-BOUND VOLCANIC-ASSOCIATED NICKEL-IRON-COPPER SULPHIDE DEPOSITS; Introduction.
- Temporal and tectonic settingLithological associations; The ore environment; Structural and metamorphic modification of ore; Oxidation and supergene alteration of ores; Genetic models; Summary; Acknowledgments; References; Chapter 7. THE SIGNIFICANCE OF PYRITIC BLACK SHALES IN THE GENESIS OF ARCHEAN NICKEL SULPHIDE DEPOSITS; Introduction; Geological relationships of Archean massive nickel-sulphide deposits; Discussion; Acknowledgements; References; Chapter 8. SEDIMENT-HOSTED SUBMARINE EXHALATIVE LEAD-ZINC DEPOSITS
- A REVIEW OF THEIR GEOLOGICAL CHARACTERISTICS AND GENESIS; Introduction.