Sample HA-27
NavDat sample number 42928 · ANDESITE
Sample
| Sample ID | HA-27 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | olivine andesite |
Location
| Latitude | 37.559 |
|---|---|
| Longitude | -106.696 |
| Location | Demijohn Peak |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.71 | 27.62 | 27.8 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.66 | WT% | XRF | |
| TIO2 | 1.05 | WT% | XRF | |
| AL2O3 | 17.45 | WT% | XRF | |
| FE2O3 | 7.58 | WT% | XRF | |
| MGO | 2.22 | WT% | XRF | |
| CAO | 6.94 | WT% | XRF | |
| NA2O | 3.9 | WT% | XRF | |
| K2O | 3.07 | WT% | XRF | |
| P2O5 | 0.55 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 98.57 | WT% | XRF | |
| ZN | 87 | PPM | XRF | |
| RB | 66 | PPM | XRF | |
| SR | 681 | PPM | XRF | |
| Y | 34 | PPM | XRF | |
| ZR | 213 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| TH | -2 | PPM | XRF | |
| BA | 867 | PPM | XRF | |
| LA | 34 | PPM | XRF | |
| CE | 80 | PPM | XRF | |
| ND | 39 | PPM | XRF | |
| CU | 16 | PPM | XRF | |
| V | 108 | PPM | XRF | |
| CR | 5 | PPM | XRF | |
| NI | -2 | PPM | XRF | |
| LA | 34 | PPM | INAA | |
| CE | 80 | PPM | INAA | |
| ND | 39 | PPM | INAA | |
| SM | 8.2 | PPM | INAA | |
| EU | 1.91 | PPM | INAA | |
| GD | 6.6 | PPM | INAA | |
| HO | 1.05 | PPM | INAA | |
| TM | 0.4 | PPM | INAA | |
| YB | 2.6 | PPM | INAA | |
| LU | 0.39 | PPM | INAA | |
| HF | 4 | PPM | INAA | |
| SR87_SR86 | 0.705906 | TIMS | ||
| ND143_ND144 | 0.512275 | TIMS | ||
| PB206_PB204 | 18.669 | TIMS | ||
| PB207_PB204 | 15.581 | TIMS | ||
| PB208_PB204 | 37.953 | TIMS |