Sample RT140A
NavDat sample number 37147 · RHYOLITE
Sample
| Sample ID | RT140A |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.5 |
|---|---|
| Longitude | -120.5 |
| State / province | OREGON |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 7.05 | 6.345 | 7.755 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.52 | WT% | XRF | |
| TIO2 | 0.18 | WT% | XRF | |
| AL2O3 | 13.04 | WT% | XRF | |
| FE2O3 | 2.37 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 0.1 | WT% | XRF | |
| CAO | 0.37 | WT% | XRF | |
| NA2O | 2.54 | WT% | XRF | |
| K2O | 6.75 | WT% | XRF | |
| P2O5 | 0.01 | WT% | XRF | |
| RB | 71 | PPM | XRF | |
| BA | 1839 | PPM | XRF | |
| SR | 18.4 | PPM | XRF | |
| ZR | 488 | PPM | XRF | |
| NB | 26.7 | PPM | XRF | |
| Y | 78 | PPM | XRF | |
| PB | 9.7 | PPM | XRF | |
| ZN | 110 | PPM | XRF | |
| GA | 19.9 | PPM | XRF | |
| CU | 8.3 | PPM | XRF | |
| NI | 10.7 | PPM | XRF | |
| CS | 2.44 | PPM | INAA | |
| U | 2.41 | PPM | INAA | |
| TH | 5.33 | PPM | INAA | |
| HF | 10.76 | PPM | INAA | |
| TA | 1.37 | PPM | INAA | |
| SB | 1.16 | PPM | INAA | |
| ARSENIC | 4.3 | PPM | INAA | |
| SC | 5.02 | PPM | INAA | |
| CO | 0.22 | PPM | INAA | |
| LA | 53.5 | PPM | INAA | |
| CE | 126 | PPM | INAA | |
| ND | 65 | PPM | INAA | |
| SM | 14.16 | PPM | INAA | |
| EU | 2.67 | PPM | INAA | |
| TB | 2.12 | PPM | INAA | |
| YB | 7.99 | PPM | INAA | |
| LU | 1.25 | PPM | INAA |