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Sample GP81794-3
NavDat sample number 41402 · RHYOLITE
Sample
| Sample ID | GP81794-3 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.3156 |
|---|
| Longitude | -122.541 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 20 |
|
18 |
22 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 71.02 | | WT% | XRF |
| TIO2 | 0.49 | | WT% | XRF |
| AL2O3 | 15.15 | | WT% | XRF |
| FEOT | 3 | | WT% | XRF |
| MNO | 0.02 | | WT% | XRF |
| MGO | 0.32 | | WT% | XRF |
| CAO | 2.99 | | WT% | XRF |
| NA2O | 4.22 | | WT% | XRF |
| K2O | 2.68 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
| TOTAL | 99 | | WT% | XRF |
| LOI | 1.55 | | WT% | XRF |
| BA | 712 | | PPM | ICP |
| RB | 78 | | PPM | ICP |
| SR | 260 | | PPM | ICP |
| Y | 38 | | PPM | ICP |
| ZR | 200 | | PPM | ICP |
| NB | -10 | | PPM | ICP |
