Sample HA-28
NavDat sample number 42929 · ANDESITE
Sample
| Sample ID | HA-28 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | olivine andesite |
Location
| Latitude | 37.525 |
|---|---|
| Longitude | -106.691 |
| 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 | 58.42 | WT% | XRF | |
| TIO2 | 0.99 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FE2O3 | 6.21 | WT% | XRF | |
| MGO | 1.75 | WT% | XRF | |
| CAO | 6.41 | WT% | XRF | |
| NA2O | 3.53 | WT% | XRF | |
| K2O | 3.64 | WT% | XRF | |
| P2O5 | 0.42 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 99.29 | WT% | XRF | |
| ZN | 85 | PPM | XRF | |
| RB | 92 | PPM | XRF | |
| SR | 602 | PPM | XRF | |
| Y | 34 | PPM | XRF | |
| ZR | 304 | PPM | XRF | |
| NB | 16 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| TH | 11 | PPM | XRF | |
| BA | 926 | PPM | XRF | |
| LA | 38 | PPM | XRF | |
| CE | 83 | PPM | XRF | |
| ND | 42 | PPM | XRF | |
| CU | 59 | PPM | XRF | |
| V | 119 | PPM | XRF | |
| CR | 10 | PPM | XRF | |
| NI | 9 | PPM | XRF | |
| LA | 38 | PPM | INAA | |
| CE | 83 | PPM | INAA | |
| ND | 42 | PPM | INAA | |
| SM | 8.6 | PPM | INAA | |
| EU | 1.92 | PPM | INAA | |
| GD | 6.4 | PPM | INAA | |
| HO | 1.07 | PPM | INAA | |
| TM | 0.43 | PPM | INAA | |
| YB | 2.6 | PPM | INAA | |
| LU | 0.38 | PPM | INAA | |
| HF | 8 | PPM | INAA | |
| SR87_SR86 | 0.7055 | TIMS | ||
| ND143_ND144 | 0.512264 | TIMS | ||
| PB206_PB204 | 18.611 | TIMS | ||
| PB207_PB204 | 15.577 | TIMS | ||
| PB208_PB204 | 37.921 | TIMS |