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Sample I-921
NavDat sample number 41946 · RHYOLITE
Sample
| Sample ID | I-921 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.0182 |
|---|
| Longitude | -115.526 |
|---|
| State / province | Idaho |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11.5 |
|
10.2 |
12.8 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.03 | | WT% | XRF |
| AL2O3 | 12.58 | | WT% | XRF |
| TIO2 | 0.39 | | WT% | XRF |
| FE2O3T | 2.74 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| CAO | 0.82 | | WT% | XRF |
| MGO | 0.49 | | WT% | XRF |
| K2O | 5.68 | | WT% | XRF |
| NA2O | 1.48 | | WT% | XRF |
| P2O5 | 0.05 | | WT% | XRF |
| TOTAL | 96.29 | | WT% | XRF |
| Y | 55 | | PPM | XRF |
| SR | 49 | | PPM | XRF |
| U | 8 | | PPM | XRF |
| RB | 186 | | PPM | XRF |
| TH | 30 | | PPM | XRF |
| PB | 28 | | PPM | XRF |
| GA | 17 | | PPM | XRF |
