Gossans and Leached Cappings Field Assessment /

• Main Author: Taylor, Roger (Author)
• Corporate Author: SpringerLink (Online service)
• Format: Electronic eBook
• Language: English
• Published: Berlin, Heidelberg : Springer Berlin Heidelberg, 2011.
• Subjects: Earth sciences.; Mineral resources.; Mineralogy.; Soil science.; Soil conservation.; Earth Sciences.; Mineral Resources.; Soil Science & Conservation.

This text concentrates upon field observations concerning leached cappings and gossans, occurring as oxidised surface expressions of underlying ore zones. Although the advent of modern multielement geochemical sampling and easier mechanical excavation assist considerably in subsurface interpretation...

Table of Contents:

• Introduction
• Theoretical perspectives
• Initial recognition
• Broad scale – first impressions
• Structure (layering and brecciation)
• Secondary minerals
• Boxworks and related features
• Leached cappings in porphyry copper systems
• Concluding comments.