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Sample 383
NavDat sample number 10078 · RHYOLITE
Sample
| Sample ID | 383 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | devitrified rock |
|---|
Location
| Latitude | 42.0074 |
|---|
| Longitude | -115.827 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Tuff of Rattlesnake Draw |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13.75 |
|
12.5 |
15 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 76.71 | | WT% | XRF |
| AL2O3 | 11.57 | | WT% | XRF |
| TIO2 | 0.12 | | WT% | XRF |
| FE2O3T | 0.95 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| CAO | 0.15 | | WT% | XRF |
| MGO | 0.25 | | WT% | XRF |
| K2O | 5.76 | | WT% | XRF |
| NA2O | 1.35 | | WT% | XRF |
| P2O5 | 0.02 | | WT% | XRF |
| TOTAL | 96.91 | | WT% | XRF |
| RB | 195 | | PPM | XRF |
| SR | 125 | | PPM | XRF |
| ZR | 250 | | PPM | XRF |
| BA | 1068 | | PPM | XRF |
