Sample 15
NavDat sample number 18138 · RHYOLITE
Sample
| Sample ID | 15 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 35.2025 |
|---|---|
| Longitude | -115.404 |
| State / province | California |
| Volcanic field | Woods Mountains Volcanic Center |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 15.8 | 14.22 | 17.38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.7 | WT% | XRF | |
| AL2O3 | 13.49 | WT% | XRF | |
| MGO | 0.26 | WT% | XRF | |
| CAO | 0.26 | WT% | XRF | |
| NA2O | 3.91 | WT% | INAA | |
| K2O | 4.96 | WT% | INAA | |
| FE2O3 | 1.99 | WT% | XRF | |
| TIO2 | 0.14 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| P2O5 | 0.03 | WT% | XRF | |
| SC | 3.86 | PPM | INAA | |
| CR | 5.7 | PPM | INAA | |
| CO | 0.43 | PPM | INAA | |
| ARSENIC | 3.5 | PPM | INAA | |
| ZR | 450 | PPM | INAA | |
| SB | 0.46 | PPM | INAA | |
| LA | 66 | PPM | INAA | |
| CE | 119 | PPM | INAA | |
| ND | 55 | PPM | INAA | |
| SM | 10 | PPM | INAA | |
| EU | 0.77 | PPM | INAA | |
| TB | 1.2 | PPM | INAA | |
| DY | 4.4 | PPM | INAA | |
| TM | 1.6 | PPM | INAA | |
| YB | 3.6 | PPM | INAA | |
| LU | 0.57 | PPM | INAA | |
| HF | 12 | PPM | INAA | |
| TA | 2.7 | PPM | INAA | |
| TH | 18.7 | PPM | INAA | |
| U | 1.93 | PPM | INAA | |
| SR87_SR86 | 0.71574 | MS | ||
| ND143_ND144 | 0.51149 | MS |