Sample 85L-29C
NavDat sample number 45786 · VITROPHERE
Sample
| Sample ID | 85L-29C |
|---|---|
| Rock name | VITROPHERE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.917 |
|---|---|
| Longitude | -106.92 |
| Location | Nelson Mtn., based of welded zone |
| State / province | COLORADO |
| Formation | Nelson Mountain Caldera cycle, Nelson Mountain Tuff |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.5 | 25.9 | 27.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.24 | WT% | XRF | |
| TIO2 | 0.369631 | WT% | XRF | |
| AL2O3 | 15.3192 | WT% | XRF | |
| FE2O3 | 2.4026 | WT% | XRF | |
| MGO | 0.677657 | WT% | XRF | |
| CAO | 1.88923 | WT% | XRF | |
| NA2O | 3.6347 | WT% | XRF | |
| K2O | 5.44179 | WT% | XRF | |
| P2O5 | 0.102675 | WT% | XRF | |
| MNO | 0.0924077 | WT% | XRF | |
| LOI | 2.61 | WT% | XRF | |
| TOTAL | 100.17 | WT% | XRF | |
| ZN | 24 | PPM | XRF | |
| RB | 144 | PPM | XRF | |
| SR | 310 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 280 | PPM | XRF | |
| NB | 18 | PPM | XRF | |
| PB | 38 | PPM | XRF | |
| CS | 3.51 | PPM | INAA | |
| RB | 137 | PPM | INAA | |
| BA | 1340 | PPM | INAA | |
| SR | 332 | PPM | INAA | |
| TH | 11.3 | PPM | INAA | |
| U | 4.63 | PPM | INAA | |
| LA | 48.2 | PPM | INAA | |
| CE | 97.9 | PPM | INAA | |
| ND | 44.6 | PPM | INAA | |
| SM | 7.97 | PPM | INAA | |
| EU | 1.43 | PPM | INAA | |
| GD | 6.62 | PPM | INAA | |
| TB | 0.798 | PPM | INAA | |
| HO | 1.1 | PPM | INAA | |
| TM | 0.45 | PPM | INAA | |
| YB | 2.89 | PPM | INAA | |
| LU | 0.41 | PPM | INAA | |
| TA | 1.38 | PPM | INAA | |
| ZR | 321 | PPM | INAA | |
| HF | 7.75 | PPM | INAA | |
| SB | 0.258 | PPM | INAA | |
| SC | 4.72 | PPM | INAA | |
| CR | 1.14 | PPM | INAA | |
| CO | 2.3 | PPM | INAA | |
| NI | 0.81 | PPM | INAA | |
| ZN | 56.8 | PPM | INAA |