diamond drill


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diamond drill

[′dī·mənd ‚dril]
(design engineering)
A drilling machine with a hollow, diamond-set bit for boring rock and yielding continuous and columnar rock samples.

diamond drill

In exploratory drilling, a rotary drill having a coring bit which is studded with black diamonds.
References in periodicals archive ?
Plante's eyes lit up when his brother's neighbour returned from a six-month diamond drill placement in Syria with $180,000 in his pocket.
If you want to go to work, there's work everywhere," says Don Seguin, NORCAT's supervisor of diamond drill instruction, who previously worked overseas as a diamond driller in South Africa.
The Powell property is located west of and contiguous with the Deaty and Hamlin properties where a major diamond drill program is continuing with two drill rigs.
It is estimated that hole TRD06-170 will intersect the MQV in approximately 10 days at 325 m downdip (estimated depth from surface of 260 m), which is 185 m further downdip than 8 diamond drill holes completed late last year.
The underground development of the TD-1 decline adit in the Trinidad area will continue towards the targets of diamond drill hole intersections TRD03-026 (7.
A six hole diamond drill program was completed for a total of 2158 meters drilled, from which 612.