Sample 85L-30
NavDat sample number 45890 · NOT-GIVEN
Sample
| Sample ID | 85L-30 |
|---|---|
| Rock name | NOT-GIVEN |
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 37.92 |
|---|---|
| Longitude | -106.961 |
| Location | West Willow Creek |
| State / province | COLORADO |
| Formation | Rat Creek Caldera Cycle, Dacite of Captive Inca lava dome |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 31.5 | 28 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.71 | WT% | XRF | |
| TIO2 | 0.418621 | WT% | XRF | |
| AL2O3 | 14.9866 | WT% | XRF | |
| FE2O3 | 3.20245 | WT% | XRF | |
| MGO | 1.02562 | WT% | XRF | |
| CAO | 2.88849 | WT% | XRF | |
| NA2O | 3.20245 | WT% | XRF | |
| K2O | 4.34319 | WT% | XRF | |
| P2O5 | 0.156983 | WT% | XRF | |
| MNO | 0.104655 | WT% | XRF | |
| LOI | 4.45 | WT% | XRF | |
| TOTAL | 100.04 | WT% | XRF | |
| RB | 162 | PPM | XRF | |
| SR | 400 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 167 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| RB | 152 | PPM | INAA | |
| BA | 658 | PPM | INAA | |
| SR | 374 | PPM | INAA | |
| TH | 10.7 | PPM | INAA | |
| U | 3.74 | PPM | INAA | |
| LA | 37.7 | PPM | INAA | |
| CE | 74.2 | PPM | INAA | |
| ND | 30.5 | PPM | INAA | |
| SM | 5.76 | PPM | INAA | |
| EU | 1.05 | PPM | INAA | |
| GD | 4.34 | PPM | INAA | |
| TB | 0.682 | PPM | INAA | |
| TM | 0.38 | PPM | INAA | |
| YB | 2.42 | PPM | INAA | |
| LU | 0.355 | PPM | INAA | |
| TA | 1.21 | PPM | INAA | |
| ZR | 149 | PPM | INAA | |
| HF | 5.01 | PPM | INAA | |
| SB | 0.157 | PPM | INAA | |
| SC | 5.23 | PPM | INAA | |
| CR | 2.78 | PPM | INAA | |
| CO | 7.44 | PPM | INAA | |
| NI | 8.97 | PPM | INAA | |
| ZN | 64.3 | PPM | INAA |