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Handbook of gold exploration and evaluation /
Designed for geologists and engineers engaged specifically in the search for gold deposits of all types and as a reference for academics in higher schools of learning, Handbook of gold exploration and evaluation provides principles and detailed explanations that underpin the correct interpretation o...
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Boca Raton, Florida ; Cambridge, England :
CRC Press : Woodhead Publishing Limited,
2007.
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| Colección: | Woodhead Publishing series in metals and surface engineering.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Handbook of gold exploration and evaluation; Copyright; Contents; Foreword; Preface; Acknowledgements; 1Nature and history of gold; 1.1 Gold mineralogy; 1.2 Gold through the ages; 2Geology of gold ore deposits; 2.1 Crustal evolution; 2.2 Tectonic elements of platemovements; 2.3 Hydrothermal gold systems; 2.4 Gold deposition in volcanic terrain; 2.5 Provenance; 2.6 Time rate of unroofing ore bodies; 3Gold deposition in the weathering environment; 3.1 The plate tectonic rock cycle; 3.2 Earth's atmosphere and climate; 3.3 Agents of weathering; 3.4 Weathering processes.
- 3.5 Landscape denudation3.6 Low-temperature aqueous geochemistry; 4Sedimentation and detrital gold; 4.1 Sediment characteristics; 4.2 Fluvial hydrology; 4.3 Drainage systems; 4.4 Entrainment, transport and sorting; 4.5 Fluvial gold deposition; 5Gold exploration; 5.1 Geological investigations; 5.2 Exploration geochemistry; 5.3 Remote sensing; 5.4 Shallow land-based geophysics; 5.5 Shallow offshore geophysics; 6Lateritic and alluvial gold sampling; 6.1 Sampling criteria; 6.2 Prospectingmethods onshore; 6.3 Prospecting methods offshore; 6.4 Sample dressing; 6.5 Ore resource estimation.
- 7Mine planning and practice7.1 Planning; 7.2 Operational concepts and schedules; 7.3 Sluicing practice; 7.4 Bucketline dredging; 7.5 Hydraulic dredgers; 7.6 Drymining; 7.7 Miscellaneous dredger types; 8Metallurgical process and design; 8.1 Theory of gravity concentration; 8.2 Flowsheet andmaterials balance; 8.3 Feed preparation; 8.4 Gravity processing; 8.5 Lateritic goldmetallurgy; 9Evaluation, risk and feasibility; 9.1 Projectmanagement; 9.2 Economic appraisal; 9.3 Risk analysis and uncertainty; 9.4 The feasibility study concept; Appendix I Field laboratories and techniques; Basic equipment.
- TechniquesAppendix II Variogram structural analysis; Appendix III Sitework testing; Bulk density measurements; Index testing; Plant site and services (e.g., workshops, powerhouse); Laboratory tests; Appendix IV Gold economics; References and further reading; Index.