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Sample 89-106
NavDat sample number 48402 · RHYOLITE
Sample
| Sample ID | 89-106 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | crystalline; reinterpreted as a lava flow |
|---|
Location
| Latitude | 42.5964 |
|---|
| Longitude | -117.993 |
|---|
| Location | North Fork Crossing |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Juniper Mountain volcanic center, Swisher Mountain Tuff, lower unit |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.22 |
|
14.14 |
14.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.1 | | WT% | XRF |
| TIO2 | 0.51 | | WT% | XRF |
| AL2O3 | 13.9 | | WT% | XRF |
| FEOT | 2.9 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| MGO | 0.07 | | WT% | XRF |
| CAO | 1.19 | | WT% | XRF |
| NA2O | 3.9 | | WT% | XRF |
| K2O | 5.31 | | WT% | XRF |
| P2O5 | 0.09 | | WT% | XRF |
| BA | 2019 | | PPM | XRF |
| RB | 163 | | PPM | XRF |
| SR | 112 | | PPM | XRF |
| ZR | 634 | | PPM | XRF |
