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Sample 86L-38D
NavDat sample number 46019 · RHYOLITE
Sample
| Sample ID | 86L-38D |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.898 |
|---|
| Longitude | -106.927 |
|---|
| Location | Nelson Creek jeep trail, east side |
|---|
| State / province | COLORADO |
|---|
| Formation | Bachelor Caldera Cycle, Intracaldera Bachelor Member |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.35 |
|
27.25 |
27.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.4116 | | WT% | XRF |
| TIO2 | 0.301123 | | WT% | XRF |
| AL2O3 | 14.7446 | | WT% | XRF |
| FE2O3 | 2.15978 | | WT% | XRF |
| MGO | 0.778765 | | WT% | XRF |
| CAO | 0.789149 | | WT% | XRF |
| NA2O | 1.09027 | | WT% | XRF |
| K2O | 6.53124 | | WT% | XRF |
| P2O5 | 0.0726847 | | WT% | XRF |
| MNO | 0.0207671 | | WT% | XRF |
| LOI | 3.69 | | WT% | XRF |
| TOTAL | 99.9 | | WT% | XRF |
| ZN | 56 | | PPM | XRF |
| SR | 110 | | PPM | XRF |
| Y | 24 | | PPM | XRF |
| PB | 21 | | PPM | XRF |
| TH | 18 | | PPM | XRF |
| BA | 550 | | PPM | XRF |
| LA | 61 | | PPM | XRF |
| CE | 100 | | PPM | XRF |
| CU | 4 | | PPM | XRF |
| GA | 16 | | PPM | XRF |
