Drilling

Drilling methods and techniques in mineral exploration and mine settings.

Reverse Circulation (RC) Drilling

coal-rig

Reverse circulation or RC drilling is a fast and inexpensive method of drilling, particularly compared to diamond drilling. A hundred metres or more of drilling is possible  a day. RC ...

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Why Drilling Is Essential in Mines

river-pebbles

The phrase “exploration geology” calls to mind a lonely geologist and a drill rig in the middle of a windswept, rocky expanse miles away from civilization. While that is the ...

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Drilling Methods Used in Coal Mines

Geotechnical core sample after logging.

For coal deposits, like most other minerals, drilling is a key to identifying in detail the grade and size of the resource, both prior to mine development, and during operations. ...

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Diamond Drill-Hole Drilling

Diamond_Core

The diamond drill-core drilling is used to obtain oriented and intact rock from hundreds of metres below the ground’s surface. An experienced geologist then describes core in detail, a process ...

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Drill-Hole Planning

DrillingCrossSection

A successful soil sampling programme will result in a map of  geochemical anomalies. The next step in exploration is for the geologist to design a drilling programme. The exploration geologist uses ...

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