Sample RT-2A
NavDat sample number 39507 · DACITE
Sample
| Sample ID | RT-2A |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.2 |
|---|---|
| Longitude | -119.7 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 7.05 | 7.04 | 7.06 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.18 | WT% | XRF | |
| TIO2 | 1.26 | WT% | XRF | |
| AL2O3 | 13.4 | WT% | XRF | |
| FE2O3 | 7.73 | WT% | XRF | |
| FEO | 6.91 | WT% | INAA | |
| MNO | 0.25 | WT% | XRF | |
| MGO | 1.94 | WT% | XRF | |
| CAO | 4.27 | WT% | XRF | |
| NA2O | 3.67 | WT% | XRF | |
| NA2O | 3.83 | WT% | INAA | |
| K2O | 3.47 | WT% | XRF | |
| P2O5 | 0.84 | WT% | XRF | |
| RB | 50 | PPM | XRF | |
| BA | 1270 | PPM | XRF | |
| SR | 162 | PPM | XRF | |
| ZR | 470 | PPM | XRF | |
| NB | 23.5 | PPM | XRF | |
| Y | 92 | PPM | XRF | |
| PB | 69 | PPM | XRF | |
| ZN | 360 | PPM | XRF | |
| V | 79 | PPM | XRF | |
| CU | 15 | PPM | XRF | |
| NI | 18 | PPM | XRF | |
| CS | 1.98 | PPM | INAA | |
| U | 2.7 | PPM | INAA | |
| TH | 4.1 | PPM | INAA | |
| HF | 10.15 | PPM | INAA | |
| TA | 1.21 | PPM | INAA | |
| SB | 1.01 | PPM | INAA | |
| CR | 20 | PPM | XRF | |
| LA | 41.3 | PPM | INAA | |
| CE | 92 | PPM | INAA | |
| GA | 19 | PPM | XRF | |
| ND | 48 | PPM | INAA | |
| SM | 13.7 | PPM | INAA | |
| EU | 4.66 | PPM | INAA | |
| TB | 2.49 | PPM | INAA | |
| YB | 9.07 | PPM | INAA | |
| LU | 1.38 | PPM | INAA |