Scientific Investigations Report 2007-5039
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2007-5039
Table 4. Estimated amounts of contained metal and mineralized rock (metric tons) in epithermal vein deposits in tract EPIV.
[EMINERS index: 24 (Sado Epithermal Vein 25d). Mean number of deposits = 9.5. Abbreviations: Cu, copper; Au, gold; Ag, silver; Zn, zinc; Pb, lead]
| Quantile | Cu | Au | Zn | Ag | Pb | Rock |
|---|---|---|---|---|---|---|
| 0.95 | 0 | 1 | 0 | 9 | 0 | 240,000 |
| 0.90 | 15 | 5 | 0 | 41 | 0 | 940,000 |
| 0.50 | 12,000 | 69 | 0 | 1,300 | 2 | 11,000,000 |
| 0.10 | 36,000 | 250 | 1,600 | 5,000 | 150 | 37,000,000 |
| 0.05 | 42,000 | 320 | 2,100 | 6,400 | 200 | 46,000,000 |
| Mean | 15,000 | 100 | 470 | 2,000 | 45 | 16,000,000 |
| Probability of mean | 0.41 | 0.39 | 0.34 | 0.38 | 0.34 | 0.41 |
| Probability of zero | 0.10 | 0.03 | 0.64 | 0.03 | 0.44 | 0.03 |
U.S.
Department of the Interior | U.S. Geological
Survey
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