Sample LR88-557
NavDat sample number 30197 · ANDESITE
Sample
| Sample ID | LR88-557 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.8256 |
|---|---|
| Longitude | -107.111 |
| Location | Santa Maria Reservoir area |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 31.25 | 29.5 | 33 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.36 | WT% | XRF | |
| TIO2 | 1.06 | WT% | XRF | |
| AL2O3 | 15.82 | WT% | XRF | |
| FE2O3 | 7.98 | WT% | XRF | |
| MGO | 3.27 | WT% | XRF | |
| CAO | 5.86 | WT% | XRF | |
| NA2O | 3.22 | WT% | XRF | |
| K2O | 3.48 | WT% | XRF | |
| P2O5 | 0.47 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| LOI | 0.6 | WT% | XRF | |
| TOTAL | 99.65 | WT% | XRF | |
| ZN | 122 | PPM | XRF | |
| RB | 110 | PPM | XRF | |
| SR | 545 | PPM | XRF | |
| Y | 36 | PPM | XRF | |
| ZR | 373 | PPM | XRF | |
| NB | 22 | PPM | XRF | |
| PB | 48 | PPM | XRF | |
| TH | 18 | PPM | XRF | |
| BA | 941 | PPM | XRF | |
| LA | 62 | PPM | XRF | |
| CE | 119 | PPM | XRF | |
| ND | 47 | PPM | XRF | |
| CS | 2.2 | PPM | INAA | |
| RB | 109 | PPM | INAA | |
| BA | 901 | PPM | INAA | |
| SR | 579 | PPM | INAA | |
| TH | 16.1 | PPM | INAA | |
| U | 5.18 | PPM | INAA | |
| LA | 58.3 | PPM | INAA | |
| CE | 126 | PPM | INAA | |
| ND | 55.6 | PPM | INAA | |
| SM | 10.7 | PPM | INAA | |
| EU | 2 | PPM | INAA | |
| GD | 8.3 | PPM | INAA | |
| TB | 1.14 | PPM | INAA | |
| HO | 1.46 | PPM | INAA | |
| TM | 0.56 | PPM | INAA | |
| YB | 3.48 | PPM | INAA | |
| LU | 0.5 | PPM | INAA | |
| TA | 1.26 | PPM | INAA | |
| ZR | 349 | PPM | INAA | |
| HF | 8.94 | PPM | INAA | |
| SB | 0.239 | PPM | INAA | |
| SC | 17.8 | PPM | INAA | |
| CR | 69.9 | PPM | INAA | |
| CO | 22.5 | PPM | INAA | |
| NI | 30.9 | PPM | INAA | |
| ZN | 86 | PPM | INAA |