Sample 1500
NavDat sample number 53110 · RHYOLITE
Sample
| Sample ID | 1500 |
|---|---|
| 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 | 66.9 | WT% | XRF | |
| AL2O3 | 16.2 | WT% | XRF | |
| FEOT | 4.18 | WT% | XRF | |
| MGO | 1.44 | WT% | XRF | |
| CAO | 3.14 | WT% | XRF | |
| NA2O | 4.3 | WT% | XRF | |
| K2O | 2.72 | WT% | XRF | |
| TIO2 | 0.85 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| TOTAL | 93.28 | WT% | XRF | |
| LOI | 5.55 | WT% | XRF | |
| RB | 68 | PPM | XRF | |
| SR | 318 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 222 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| BA | 646 | PPM | XRF | |
| NI | 4 | PPM | XRF | |
| CU | 13 | PPM | XRF | |
| ZN | 78 | PPM | XRF | |
| CR | 0 | PPM | XRF | |
| SC | 12.44 | PPM | INAA | |
| CR | 2 | PPM | INAA | |
| CO | 6.5 | PPM | INAA | |
| ZN | 55 | PPM | INAA | |
| RB | 69 | PPM | INAA | |
| SR | 359 | PPM | INAA | |
| ZR | 259 | PPM | INAA | |
| SB | 0.38 | PPM | INAA | |
| CS | 3.88 | PPM | INAA | |
| BA | 650 | PPM | INAA | |
| LA | 21 | PPM | INAA | |
| CE | 42.5 | PPM | INAA | |
| ND | 19.9 | PPM | INAA | |
| SM | 5.14 | PPM | INAA | |
| EU | 1.143 | PPM | INAA | |
| TB | 0.749 | PPM | INAA | |
| YB | 2.89 | PPM | INAA | |
| LU | 0.425 | PPM | INAA | |
| HF | 5.79 | PPM | INAA | |
| TA | 0.701 | PPM | INAA | |
| TH | 7.4 | PPM | INAA | |
| U | 2.23 | PPM | INAA |