Usually a deposit that contains positive target indicator minerals without itself containing target minerals
Usually a deposit that contains positive target indicator minerals without itself containing target minerals
Where an orebody is mined by excavating a cavity underneath the target ore, collapsing the ore into the cavity
Basic smelter run copper having reached near purity
A drill hole filled with explosive charge and detonated
A vessel where raw ore and fuels are enriched with compressed air to increase reaction
An employee or contractor responsible for the proper use and care of explosives
Suboceanic volcanic vent causing the formation of hydrothermal fluids deposit as sulphide on the seafloor
A term for sphalerite, the ore of zinc
Unclassified hydrocarbon
The endpiece of a drill closest to its target, alloyed with hard minerals at the point of contac