← Search
Sample unknown
NavDat sample number 5903 · RHYOLITE
Sample
| Sample ID | unknown |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 43.5014 |
|---|
| Longitude | -112.662 |
|---|
| Location | East Butte |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Lava Ridge / Hells Half Acre lava field |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.58 |
|
0.49 |
0.67 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 74.89 | | WT% | XRF |
| TIO2 | 0.18 | | WT% | XRF |
| AL2O3 | 12.47 | | WT% | XRF |
| FE2O3 | 2.11 | | WT% | XRF |
| FEO | 0.2 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 0.07 | | WT% | XRF |
| CAO | 0.59 | | WT% | XRF |
| NA2O | 3.84 | | WT% | XRF |
| K2O | 5.13 | | WT% | XRF |
| P2O5 | 0.02 | | WT% | XRF |
| H2O_PLUS | 0.01 | | WT% | XRF |
| H2O_MINUS | 0.05 | | WT% | XRF |
| CO2 | 0.01 | | WT% | XRF |
| TOTAL | 99.62 | | WT% | XRF |
