This textual content concentrates upon box observations relating leached cappings and gossans, happening as oxidised floor expressions of underlying ore zones.
Although the arrival of recent multielement geochemical sampling and more uncomplicated mechanical excavation help significantly in subsurface interpretation, there are nonetheless many events the place the 1st statement and popularity are made by way of the lone box geologist. New exposures stay present in distant and sometimes tricky terrains, the place “on the spot” talents are of best importance.
In common phrases the textual content has been prepared from the huge scale to the explicit, and it's going to be realised that each one scales offer worthy enter for ultimate interpretation. the themes lined include:
• Theoretical perspectives
• preliminary recognition
• normal box observations
• distinct box observations (secondary minerals, boxworks)
• Porphyry copper leached cappings