Sample tc89-31a
NavDat sample number 46221 · TUFF
Sample
| Sample ID | tc89-31a |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 42.01 |
|---|---|
| Longitude | -115.63 |
| State / province | Idaho |
| Volcanic field | Cougar Point Tuff, unit 8 unit XIII by the old nomenclature |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 10.94 | 10.91 | 10.97 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SC | 2.3 | PPM | INAA | |
| CO | 1.8 | PPM | INAA | |
| BR | 3 | PPM | INAA | |
| CS | 3.5 | PPM | INAA | |
| LA | 96 | PPM | INAA | |
| CE | 174 | PPM | INAA | |
| ND | 68 | PPM | INAA | |
| SM | 12.4 | PPM | INAA | |
| EU | 0.75 | PPM | INAA | |
| TB | 1.9 | PPM | INAA | |
| YB | 6.75 | PPM | INAA | |
| LU | 0.95 | PPM | INAA | |
| HF | 11 | PPM | INAA | |
| TA | 2.7 | PPM | INAA | |
| TH | 31 | PPM | INAA | |
| U | 8.2 | PPM | INAA | |
| FE2O3 | 1.84 | WT% | XRF | |
| CAO | 0.57 | WT% | XRF | |
| TI | 1120 | PPM | XRF | |
| MN | 180 | PPM | XRF | |
| ZN | 63 | PPM | XRF | |
| RB | 184 | PPM | XRF | |
| SR | 24 | PPM | XRF | |
| Y | 76 | PPM | XRF | |
| ZR | 350 | PPM | XRF | |
| NB | 38 | PPM | XRF | |
| BA | 700 | PPM | XRF |