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Sample 72S51
NavDat sample number 5905 · RHYOLITE
Sample
| Sample ID | 72S51 |
|---|
| 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 | 52.11 | | WT% | XRF |
| TIO2 | 2.28 | | WT% | XRF |
| AL2O3 | 16.93 | | WT% | XRF |
| FE2O3 | 3.55 | | WT% | XRF |
| FEO | 7.48 | | WT% | XRF |
| MNO | 0.22 | | WT% | XRF |
| MGO | 2.55 | | WT% | XRF |
| CAO | 7.4 | | WT% | XRF |
| NA2O | 4.16 | | WT% | XRF |
| K2O | 1.71 | | WT% | XRF |
| P2O5 | 1.14 | | WT% | XRF |
| H2O_PLUS | 0.18 | | WT% | XRF |
| H2O_MINUS | 0.04 | | WT% | XRF |
| CO2 | 0.02 | | WT% | XRF |
| TOTAL | 99.77 | | WT% | XRF |
