Sample 02L-24
NavDat sample number 46112 · RHYOLITE
Sample
| Sample ID | 02L-24 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.196 |
|---|---|
| Longitude | -106.331 |
| Location | Cross Creek, above Bonanza tuff |
| State / province | COLORADO |
| Formation | southeastern San Juan tuff, North Pass Caldera Cycle ?, Tuff of Saguache Creek |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 30 | 36 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.62 | WT% | XRF | |
| TIO2 | 0.232259 | WT% | XRF | |
| AL2O3 | 13.9355 | WT% | XRF | |
| FE2O3 | 1.37335 | WT% | XRF | |
| MGO | 0.151473 | WT% | XRF | |
| CAO | 0.646285 | WT% | XRF | |
| NA2O | 4.20085 | WT% | XRF | |
| K2O | 5.39244 | WT% | XRF | |
| P2O5 | 0.0908838 | WT% | XRF | |
| MNO | 0.11108 | WT% | XRF | |
| LOI | 0.97 | WT% | XRF | |
| TOTAL | 99.75 | WT% | XRF | |
| ZN | 73 | PPM | XRF | |
| RB | 125 | PPM | XRF | |
| SR | 50 | PPM | XRF | |
| Y | 32 | PPM | XRF | |
| ZR | 282 | PPM | XRF | |
| NB | 27 | PPM | XRF | |
| PB | 29 | PPM | XRF | |
| TH | 13 | PPM | XRF | |
| BA | 391 | PPM | XRF | |
| LA | 97 | PPM | XRF | |
| CE | 169 | PPM | XRF | |
| ND | 60 | PPM | XRF | |
| CU | 3 | PPM | XRF | |
| V | 28 | PPM | XRF | |
| U | 3 | PPM | XRF | |
| CR | -3 | PPM | XRF | |
| CS | 8 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| NI | 6 | PPM | XRF |