Sample LR88-658
NavDat sample number 30201 · ANDESITE
Sample
| Sample ID | LR88-658 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.6842 |
|---|---|
| Longitude | -106.823 |
| Location | Goose/Leopard Creek |
| 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 | 60.09 | WT% | XRF | |
| TIO2 | 0.83 | WT% | XRF | |
| AL2O3 | 16.98 | WT% | XRF | |
| FE2O3 | 5.86 | WT% | XRF | |
| MGO | 2.19 | WT% | XRF | |
| CAO | 4.94 | WT% | XRF | |
| NA2O | 3.81 | WT% | XRF | |
| K2O | 3.55 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| LOI | 0.91 | WT% | XRF | |
| TOTAL | 98.71 | WT% | XRF | |
| ZN | 90 | PPM | XRF | |
| RB | 90 | PPM | XRF | |
| SR | 746 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 266.5 | PPM | XRF | |
| NB | 16 | PPM | XRF | |
| PB | 60.5 | PPM | XRF | |
| TH | 13.5 | PPM | XRF | |
| BA | 1243 | PPM | XRF | |
| LA | 54 | PPM | XRF | |
| CE | 96 | PPM | XRF | |
| ND | 39 | PPM | XRF | |
| CS | 3.1 | PPM | INAA | |
| RB | 91 | PPM | INAA | |
| BA | 1190 | PPM | INAA | |
| SR | 799 | PPM | INAA | |
| TH | 8.98 | PPM | INAA | |
| U | 3.07 | PPM | INAA | |
| LA | 45.9 | PPM | INAA | |
| CE | 97.6 | PPM | INAA | |
| ND | 43.7 | PPM | INAA | |
| SM | 8.15 | PPM | INAA | |
| EU | 1.82 | PPM | INAA | |
| GD | 6.25 | PPM | INAA | |
| TB | 0.78 | PPM | INAA | |
| HO | 0.95 | PPM | INAA | |
| TM | 0.38 | PPM | INAA | |
| YB | 2.31 | PPM | INAA | |
| LU | 0.34 | PPM | INAA | |
| TA | 0.85 | PPM | INAA | |
| ZR | 251 | PPM | INAA | |
| HF | 6.18 | PPM | INAA | |
| SB | 0.237 | PPM | INAA | |
| SC | 11.7 | PPM | INAA | |
| CR | 15.9 | PPM | INAA | |
| CO | 14.6 | PPM | INAA | |
| NI | 16.5 | PPM | INAA | |
| ZN | 84.5 | PPM | INAA |