Scientific Investigations Report 2007-5039
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007-5039
Table 3. Estimated amounts of contained metal and mineralized rock (metric tons) in copper skarn deposits in tract CUSK1.
[EMINERS index: 7 (Cu Skarn 18b). Mean number of deposits = 4.1. Abbreviations: Cu, copper; Au, gold; Ag, silver]
| Quantile | Cu | Au | Ag | Rock |
|---|---|---|---|---|
| 0.95 | 0 | 0 | 0 | 0 |
| 0.90 | 1,200 | 0 | 0 | 46,000 |
| 0.50 | 84,000 | 0.3 | 4 | 6,000,000 |
| 0.10 | 620,000 | 12 | 167 | 56,000,000 |
| 0.05 | 880,000 | 22 | 210 | 87,000,000 |
| Mean | 220,000 | 4 | 46 | 18,000,000 |
| Probability of mean | 0.31 | 0.22 | 0.26 | 0.28 |
| Probability of zero | 0.07 | 0.44 | 0.46 | 0.07 |
U.S.
Department of the Interior | U.S. Geological
Survey
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