Sample E1910
NavDat sample number 7432 · TUFF
Sample
| Sample ID | E1910 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 42.7605 |
|---|---|
| Longitude | -112.88 |
| Location | Ferry Hollow |
| State / province | Idaho |
| Volcanic field | Walcott Tuff, lower AIR-FALL tuff |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 6.4 | 5.8 | 7.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.83 | WT% | SPEC | |
| AL2O3 | 11.79 | WT% | SPEC | |
| FE2O3 | 0.5 | WT% | SPEC | |
| FEO | 0.66 | WT% | SPEC | |
| MGO | 0.17 | WT% | SPEC | |
| CAO | 0.51 | WT% | SPEC | |
| NA2O | 2.81 | WT% | SPEC | |
| K2O | 5.57 | WT% | SPEC | |
| H2O_PLUS | 3.06 | WT% | SPEC | |
| H2O_MINUS | 0.14 | WT% | SPEC | |
| TIO2 | 0.21 | WT% | SPEC | |
| P2O5 | 0.02 | WT% | SPEC | |
| MNO | 0.04 | WT% | SPEC | |
| CO2 | 0.03 | WT% | SPEC | |
| F | 0.22 | WT% | SPEC | |
| TOTAL | 99.56 | WT% | SPEC | |
| BA | 1200 | PPM | SPEC | |
| BE | 4 | PPM | SPEC | |
| CO | -1 | PPM | SPEC | |
| CR | -1 | PPM | SPEC | |
| CU | 6 | PPM | SPEC | |
| GA | 19 | PPM | SPEC | |
| LA | 120 | PPM | SPEC | |
| MO | 6 | PPM | SPEC | |
| NB | 70 | PPM | SPEC | |
| NI | -2 | PPM | SPEC | |
| PB | 40 | PPM | SPEC | |
| SC | 4 | PPM | SPEC | |
| SN | 9 | PPM | SPEC | |
| SR | 24 | PPM | SPEC | |
| V | -2 | PPM | SPEC | |
| Y | 80 | PPM | SPEC | |
| YB | 8 | PPM | SPEC | |
| ZR | 310 | PPM | SPEC | |
| B | 10 | PPM | SPEC |