Drilling

Reverse Circulation (RC) Drilling

By David Tilley / First Published: September 27, 2013 / Last Update: January 21, 2021

Reverse circulation or RC drilling is a fast and inexpensive method of drilling, particularly compared to diamond drilling. A hundred […]

By Jess Peláez / First Published: August 1, 2013 / Last Update: January 21, 2021

The phrase “exploration geology” calls to mind a lonely geologist and a drill rig in the middle of a windswept,

By Jess Peláez / First Published: July 31, 2013 / Last Update: January 21, 2021

For coal deposits, like most other minerals, drilling is a key to identifying in detail the grade and size of

By David Tilley / First Published: July 27, 2013 / Last Update: January 21, 2021

The diamond drill-core drilling is used to obtain oriented and intact rock from hundreds of metres below the ground’s surface.

By David Tilley / First Published: July 25, 2013 / Last Update: January 21, 2021

A successful soil sampling programme will result in a map of geochemical anomalies. The next step in exploration is for