Sample 88L-65
NavDat sample number 45947 · ANDESITE
Sample
| Sample ID | 88L-65 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.574 |
|---|---|
| Longitude | -106.981 |
| Location | Capping flow of South River Peak |
| State / province | COLORADO |
| Formation | South River Caldera Cycle, Silver River volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 26.9 | 27.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.72 | WT% | XRF | |
| TIO2 | 0.928198 | WT% | XRF | |
| AL2O3 | 16.3444 | WT% | XRF | |
| FE2O3 | 7.72825 | WT% | XRF | |
| MGO | 2.79468 | WT% | XRF | |
| CAO | 5.89204 | WT% | XRF | |
| NA2O | 3.77333 | WT% | XRF | |
| K2O | 2.79468 | WT% | XRF | |
| P2O5 | 0.504455 | WT% | XRF | |
| MNO | 0.161426 | WT% | XRF | |
| LOI | 0.88 | WT% | XRF | |
| TOTAL | 99.64 | WT% | XRF | |
| ZN | 121 | PPM | XRF | |
| RB | 49 | PPM | XRF | |
| SR | 920 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 200 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| BA | 1209 | PPM | XRF | |
| LA | 50 | PPM | XRF | |
| CE | 88 | PPM | XRF | |
| ND | 50 | PPM | XRF | |
| CS | 1.58 | PPM | INAA | |
| RB | 53.2 | PPM | INAA | |
| BA | 1250 | PPM | INAA | |
| SR | 973 | PPM | INAA | |
| TH | 8.52 | PPM | INAA | |
| U | 2.54 | PPM | INAA | |
| LA | 46.7 | PPM | INAA | |
| CE | 96.8 | PPM | INAA | |
| ND | 45 | PPM | INAA | |
| SM | 8.72 | PPM | INAA | |
| EU | 2.03 | PPM | INAA | |
| GD | 6.95 | PPM | INAA | |
| TB | 0.92 | PPM | INAA | |
| HO | 1.24 | PPM | INAA | |
| TM | 4.52 | PPM | INAA | |
| YB | 2.73 | PPM | INAA | |
| LU | 0.409 | PPM | INAA | |
| TA | 0.736 | PPM | INAA | |
| ZR | 212 | PPM | INAA | |
| HF | 5.12 | PPM | INAA | |
| SB | 0.227 | PPM | INAA | |
| SC | 13.9 | PPM | INAA | |
| CR | 10.9 | PPM | INAA | |
| CO | 16.2 | PPM | INAA | |
| NI | 5.4 | PPM | INAA | |
| ZN | 93.1 | PPM | INAA |