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Sample MAD-192
NavDat sample number 36766 · RHYOLITE
Sample
| Sample ID | MAD-192 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.687 |
|---|
| Longitude | -106.626 |
|---|
| Location | Ridge, 1.6 km N of Bishop Rock |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.41 |
|
28.31 |
28.51 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.9 | | WT% | XRF |
| TIO2 | 0.48 | | WT% | XRF |
| AL2O3 | 16.25 | | WT% | XRF |
| FE2O3 | 3.43 | | WT% | XRF |
| MGO | 1.02 | | WT% | XRF |
| CAO | 3.35 | | WT% | XRF |
| NA2O | 3.4 | | WT% | XRF |
| K2O | 4.9 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | XRF |
| MNO | 0.09 | | WT% | XRF |
| TOTAL | 100.02 | | WT% | XRF |
| RB | 99 | | PPM | XRF |
| SR | 544 | | PPM | XRF |
| Y | 22 | | PPM | XRF |
| ZR | 200 | | PPM | XRF |
| BA | 1079 | | PPM | XRF |
