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Sample 86L-38C
NavDat sample number 46018 · RHYOLITE
Sample
| Sample ID | 86L-38C |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.899 |
|---|
| Longitude | -106.928 |
|---|
| 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 | 73.6802 | | WT% | XRF |
| TIO2 | 0.301372 | | WT% | XRF |
| AL2O3 | 14.4451 | | WT% | XRF |
| FE2O3 | 2.18235 | | WT% | XRF |
| MGO | 0.717057 | | WT% | XRF |
| CAO | 0.72745 | | WT% | XRF |
| NA2O | 0.696273 | | WT% | XRF |
| K2O | 6.51587 | | WT% | XRF |
| P2O5 | 0.0831371 | | WT% | XRF |
| MNO | 0.0311764 | | WT% | XRF |
| LOI | 3.75 | | WT% | XRF |
| TOTAL | 99.38 | | WT% | XRF |
| ZN | 52 | | PPM | XRF |
| SR | 110 | | PPM | XRF |
| Y | 23 | | PPM | XRF |
| PB | 25 | | PPM | XRF |
| TH | 18 | | PPM | XRF |
| BA | 580 | | PPM | XRF |
| LA | 59 | | PPM | XRF |
| CE | 100 | | PPM | XRF |
| CU | 5 | | PPM | XRF |
| GA | 16 | | PPM | XRF |
