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Accuracy in estimating metal content and tonnage of an ore body from diamond-drill-hole data
| Author: | Koch, George S., |
|---|---|
| Additional Authors: | Link, Richard F., |
| Year: | 1964 |
| Document Type: | BMRA |
| Issuing Agency: | Bureau of Mines, |
| SUDOC: | I 28.23:6380 |
| Series: | Report of investigations / Bureau of Mines ; |
| Report Number: | 6380 |
| Subjects: | Rock-drills |
| Diamond drilling | |
| Ores--Sampling and estimation | |
| Boring | |
| Links: | no.6361-6380 1964 |
| https://hdl.handle.net/2027/mdp.39015078469254 |
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