← Search
Sample I-688
NavDat sample number 42036 · RHYOLITE
Sample
| Sample ID | I-688 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.3762 |
|---|
| Longitude | -115.332 |
|---|
| State / province | Idaho |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 8.9 |
|
7.5 |
10.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.7 | | WT% | XRF |
| AL2O3 | 12.53 | | WT% | XRF |
| TIO2 | 0.46 | | WT% | XRF |
| FE2O3T | 3.41 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| CAO | 1.05 | | WT% | XRF |
| MGO | 0.39 | | WT% | XRF |
| K2O | 4.82 | | WT% | XRF |
| NA2O | 2.63 | | WT% | XRF |
| P2O5 | 0.12 | | WT% | XRF |
| TOTAL | 98.14 | | WT% | XRF |
| Y | 58 | | PPM | XRF |
| SR | 89 | | PPM | XRF |
| U | 6 | | PPM | XRF |
| RB | 166 | | PPM | XRF |
| TH | 25 | | PPM | XRF |
| PB | 24 | | PPM | XRF |
| GA | 18 | | PPM | XRF |
