CORE SAMPLING

In praise of drillholes

For Steve Sullivan understanding the DNA of a mine comes from paying attention to the basic building blocks - the drillholes. He also notes that drilling is the most critical task in determining the character of any mineral or coal deposit.

Steve Sullivan
 Drilling reveals the internal variation of ore within a mineralised boundary

Drilling reveals the internal variation of ore within a mineralised boundary

Drilling is conducted for a multitude of different purposes. Ones relevant to geology and mining include grassroots exploration, feasibility studies, grade control, open pit and underground blasting, and...

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