Sample 1504
NavDat sample number 53111 · RHYOLITE
Sample
| Sample ID | 1504 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.7517 |
|---|---|
| Longitude | -121.298 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.1 | WT% | XRF | |
| AL2O3 | 16 | WT% | XRF | |
| FEOT | 4.09 | WT% | XRF | |
| MGO | 1.55 | WT% | XRF | |
| CAO | 3.08 | WT% | XRF | |
| NA2O | 4.33 | WT% | XRF | |
| K2O | 2.72 | WT% | XRF | |
| TIO2 | 0.83 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| TOTAL | 93.46 | WT% | XRF | |
| LOI | 5.47 | WT% | XRF | |
| RB | 69 | PPM | XRF | |
| SR | 328 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 230 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| BA | 726 | PPM | XRF | |
| NI | 3 | PPM | XRF | |
| CU | 16 | PPM | XRF | |
| ZN | 71 | PPM | XRF | |
| CR | 0 | PPM | XRF | |
| SC | 11.21 | PPM | INAA | |
| CR | 2 | PPM | INAA | |
| CO | 6.7 | PPM | INAA | |
| ZN | 54 | PPM | INAA | |
| RB | 62 | PPM | INAA | |
| SR | 344 | PPM | INAA | |
| ZR | 232 | PPM | INAA | |
| SB | 0.37 | PPM | INAA | |
| CS | 3.46 | PPM | INAA | |
| BA | 630 | PPM | INAA | |
| LA | 19.5 | PPM | INAA | |
| CE | 38.8 | PPM | INAA | |
| ND | 20.7 | PPM | INAA | |
| SM | 4.8 | PPM | INAA | |
| EU | 1.07 | PPM | INAA | |
| TB | 0.717 | PPM | INAA | |
| YB | 2.69 | PPM | INAA | |
| LU | 0.399 | PPM | INAA | |
| HF | 5.18 | PPM | INAA | |
| TA | 0.669 | PPM | INAA | |
| TH | 6.81 | PPM | INAA | |
| U | 2.28 | PPM | INAA |