Sample RT-173B
NavDat sample number 39502 · RHYOLITE
Sample
| Sample ID | RT-173B |
|---|---|
| Rock name | RHYOLITE |
| 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 | 76.59 | WT% | XRF | |
| TIO2 | 0.14 | WT% | XRF | |
| AL2O3 | 11.97 | WT% | XRF | |
| FE2O3 | 1.93 | WT% | XRF | |
| FEO | 1.69 | WT% | INAA | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 0.05 | WT% | XRF | |
| CAO | 0.45 | WT% | XRF | |
| NA2O | 3.84 | WT% | XRF | |
| NA2O | 3.93 | WT% | INAA | |
| K2O | 4.92 | WT% | XRF | |
| P2O5 | 0.02 | WT% | XRF | |
| RB | 67 | PPM | XRF | |
| BA | 1230 | PPM | XRF | |
| SR | 12 | PPM | XRF | |
| ZR | 433 | PPM | XRF | |
| NB | 27.2 | PPM | XRF | |
| Y | 79 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| ZN | 115 | PPM | XRF | |
| V | 2 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| NI | 10 | PPM | XRF | |
| CS | 2.38 | PPM | INAA | |
| U | 3.2 | PPM | INAA | |
| TH | 6.47 | PPM | INAA | |
| HF | 10.55 | PPM | INAA | |
| TA | 1.34 | PPM | INAA | |
| SB | 1.19 | PPM | INAA | |
| ARSENIC | 3.9 | PPM | INAA | |
| LA | 54.3 | PPM | INAA | |
| CE | 130 | PPM | INAA | |
| GA | 18 | PPM | XRF | |
| ND | 68 | PPM | INAA | |
| SM | 14.01 | PPM | INAA | |
| EU | 2.03 | PPM | INAA | |
| TB | 2.23 | PPM | INAA | |
| YB | 7.95 | PPM | INAA | |
| LU | 1.22 | PPM | INAA |