Sample 192
NavDat sample number 52822 · RHYOLITE
Sample
| Sample ID | 192 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.4703 |
|---|---|
| Longitude | -121.724 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.391 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75.4 | WT% | XRF | |
| AL2O3 | 13.5 | WT% | XRF | |
| FEOT | 1.23 | WT% | XRF | |
| MGO | 0.24 | WT% | XRF | |
| CAO | 0.85 | WT% | XRF | |
| NA2O | 3.89 | WT% | XRF | |
| K2O | 4.64 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| P2O5 | 0.03 | WT% | XRF | |
| MNO | 0.02 | WT% | XRF | |
| TOTAL | 99.35 | WT% | XRF | |
| LOI | 0.35 | WT% | XRF | |
| FEOT | 0.88 | WT% | WET | |
| H2O_PLUS | 0.23 | WT% | WET | |
| H2O_MINUS | 0.04 | WT% | WET | |
| CO2 | 0.06 | WT% | WET | |
| RB | 134 | PPM | XRF | |
| SR | 81 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 183 | PPM | XRF | |
| NB | 11 | PPM | XRF | |
| BA | 765 | PPM | XRF | |
| ZN | 23 | PPM | XRF | |
| SC | 3.7 | PPM | INAA | |
| CO | 1.1 | PPM | INAA | |
| RB | 130 | PPM | INAA | |
| ZR | 156 | PPM | INAA | |
| SB | 1.32 | PPM | INAA | |
| CS | 7.85 | PPM | INAA | |
| BA | 760 | PPM | INAA | |
| LA | 23.6 | PPM | INAA | |
| CE | 44.7 | PPM | INAA | |
| ND | 19.5 | PPM | INAA | |
| SM | 3.88 | PPM | INAA | |
| EU | 0.413 | PPM | INAA | |
| GD | 3.86 | PPM | INAA | |
| TB | 0.627 | PPM | INAA | |
| DY | 4.44 | PPM | INAA | |
| TM | 0.46 | PPM | INAA | |
| YB | 2.95 | PPM | INAA | |
| LU | 0.448 | PPM | INAA | |
| HF | 4.81 | PPM | INAA | |
| TA | 0.944 | PPM | INAA | |
| TH | 13.1 | PPM | INAA | |
| U | 5.21 | PPM | INAA | |
| MN | 266 | PPM | INAA |