Sample 82-92a
NavDat sample number 130038 · DACITE
Sample
| Sample ID | 82-92a |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 41.4677 |
|---|---|
| Longitude | -122.691 |
| Location | MT. SHASTA |
| State / province | CALIFORNIA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.045 | 0.01 | 0.08 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.38 | WT% | XRF | |
| TIO2 | 0.45 | WT% | XRF | |
| AL2O3 | 16.37 | WT% | XRF | |
| FEO | 3.59 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 1.89 | WT% | XRF | |
| CAO | 4.18 | WT% | XRF | |
| NA2O | 4.1 | WT% | XRF | |
| K2O | 1.94 | WT% | XRF | |
| P2O5 | 0.13 | WT% | XRF | |
| LOI | 1.3 | WT% | XRF | |
| NI | 11 | PPM | XRF | |
| CR | 19 | PPM | XRF | |
| V | 51 | PPM | XRF | |
| ZN | 50 | PPM | XRF | |
| RB | 56 | PPM | XRF | |
| SR | 478 | PPM | XRF | |
| BA | 475 | PPM | XRF | |
| Y | 11 | PPM | XRF | |
| ZR | 138 | PPM | XRF | |
| SC | 31 | PPM | ICPMS | |
| V | 234 | PPM | ICPMS | |
| CR | 409 | PPM | ICPMS | |
| CO | 64 | PPM | ICPMS | |
| NI | 158 | PPM | ICPMS | |
| CU | 49 | PPM | ICPMS | |
| ZN | 65 | PPM | ICPMS | |
| RB | 6.2 | PPM | ICPMS | |
| SR | 633 | PPM | ICPMS | |
| Y | 15 | PPM | ICPMS | |
| ZR | 91 | PPM | ICPMS | |
| NB | 4.6 | PPM | ICPMS | |
| CS | 0.34 | PPM | ICPMS | |
| BA | 262 | PPM | ICPMS | |
| LA | 11.4 | PPM | ICPMS | |
| CE | 25.8 | PPM | ICPMS | |
| PR | 3.42 | PPM | ICPMS | |
| ND | 14.1 | PPM | ICPMS | |
| SM | 3.01 | PPM | ICPMS | |
| EU | 0.93 | PPM | ICPMS | |
| GD | 2.91 | PPM | ICPMS | |
| TH | 0.44 | PPM | ICPMS | |
| DY | 2.48 | PPM | ICPMS | |
| HO | 0.51 | PPM | ICPMS | |
| ER | 1.38 | PPM | ICPMS | |
| TM | 0.22 | PPM | ICPMS | |
| YB | 1.43 | PPM | ICPMS | |
| LU | 0.21 | PPM | ICPMS | |
| HF | 2.66 | PPM | ICPMS | |
| PB | 3.1 | PPM | ICPMS | |
| TH | 1.54 | PPM | ICPMS | |
| U | 0.51 | PPM | ICPMS | |
| SR87_SR86 | 0.703712 | TIMS | ||
| ND143_ND144 | 0.512818 | TIMS | ||
| PB208_PB204 | 38.659 | TIMS | ||
| PB207_PB204 | 15.612 | TIMS | ||
| PB206_PB204 | 18.999 | TIMS |