Reverse Circulation (RC) Drilling
Reverse circulation or RC drilling is a fast and inexpensive method of drilling, particularly compared to diamond drilling. A hundred …
Drilling
Drilling methods and techniques in mineral exploration and mine settings.
Why Drilling Is Essential in Mines
The phrase “exploration geology” calls to mind a lonely geologist and a drill rig in the middle of a windswept, …
Drilling Methods Used in Coal Mines
For coal deposits, like most other minerals, drilling is a key to identifying in detail the grade and size of …
Diamond Drill-Hole Drilling
The diamond drill-core drilling is used to obtain oriented and intact rock from hundreds of metres below the ground’s surface. …
Drill-Hole Planning
A successful soil sampling programme will result in a map of geochemical anomalies. The next step in exploration is for …
