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Sample SJ-85-38
NavDat sample number 45711 · RHYOLITE
Sample
| Sample ID | SJ-85-38 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 37.797 |
|---|
| Longitude | -106.92 |
|---|
| Location | Deep Creek |
|---|
| State / province | COLORADO |
|---|
| Formation | Snowshoe Mtn. Tuff, intracaldera, Creede Caldera cycle |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 26.92 |
|
26.85 |
26.99 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 65.14 | | WT% | XRF |
| TIO2 | 0.614479 | | WT% | XRF |
| AL2O3 | 15.775 | | WT% | XRF |
| FE2O3 | 4.86547 | | WT% | XRF |
| MGO | 1.71248 | | WT% | XRF |
| CAO | 3.60629 | | WT% | XRF |
| NA2O | 3.76746 | | WT% | XRF |
| K2O | 4.06967 | | WT% | XRF |
| P2O5 | 0.271983 | | WT% | XRF |
| MNO | 0.0503672 | | WT% | XRF |
| LOI | 0.73 | | WT% | XRF |
| TOTAL | 99.8732 | | WT% | XRF |
| ZN | 51 | | PPM | XRF |
| RB | 112 | | PPM | XRF |
| SR | 584 | | PPM | XRF |
| Y | 18 | | PPM | XRF |
| ZR | 169 | | PPM | XRF |
| NB | 14 | | PPM | XRF |
| PB | 10 | | PPM | XRF |