Sample 02L-42
NavDat sample number 46115
Sample
| Sample ID | 02L-42 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 38.271 |
|---|---|
| Longitude | -106.771 |
| Location | west of Cochetopa Creek |
| 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 | 75.55 | WT% | XRF | |
| TIO2 | 0.214393 | WT% | XRF | |
| AL2O3 | 12.7615 | WT% | XRF | |
| FE2O3 | 1.60284 | WT% | XRF | |
| MGO | 0.214393 | WT% | XRF | |
| CAO | 0.673806 | WT% | XRF | |
| NA2O | 3.62426 | WT% | XRF | |
| K2O | 4.75748 | WT% | XRF | |
| P2O5 | 0.0918827 | WT% | XRF | |
| MNO | 0.0714643 | WT% | XRF | |
| LOI | 2.04 | WT% | XRF | |
| TOTAL | 99.56 | WT% | XRF | |
| ZN | 54 | PPM | XRF | |
| RB | 107 | PPM | XRF | |
| SR | 66 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 247 | PPM | XRF | |
| NB | 23 | PPM | XRF | |
| PB | 21 | PPM | XRF | |
| TH | 11 | PPM | XRF | |
| BA | 399 | PPM | XRF | |
| LA | 77 | PPM | XRF | |
| CE | 133 | PPM | XRF | |
| ND | 53 | PPM | XRF | |
| CU | 3 | PPM | XRF | |
| V | 18 | PPM | XRF | |
| U | 5 | PPM | XRF | |
| CR | 4 | PPM | XRF | |
| CS | 6 | PPM | XRF | |
| GA | 14 | PPM | XRF | |
| NI | 5 | PPM | XRF |