Sample CL583
NavDat sample number 130388 · ANDESITE
Sample
| Sample ID | CL583 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.7389 |
|---|---|
| Longitude | -122.688 |
| Location | HELEN MINE |
| State / province | CALIFORNIA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.05 | 2.03 | 2.07 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.5 | WT% | RAPID_ROCK | |
| TIO2 | 0.58 | WT% | RAPID_ROCK | |
| AL2O3 | 15.6 | WT% | RAPID_ROCK | |
| FE2O3 | 0.77 | WT% | RAPID_ROCK | |
| FEO | 4.2 | WT% | RAPID_ROCK | |
| MNO | 0.08 | WT% | RAPID_ROCK | |
| MGO | 6.6 | WT% | RAPID_ROCK | |
| CAO | 5.2 | WT% | RAPID_ROCK | |
| NA2O | 3.3 | WT% | RAPID_ROCK | |
| K2O | 1.9 | WT% | RAPID_ROCK | |
| P2O5 | 0.22 | WT% | RAPID_ROCK | |
| H2O_PLUS | 1.7 | WT% | RAPID_ROCK | |
| H2O | 0.32 | WT% | RAPID_ROCK | |
| TOTAL | 99.97 | WT% | RAPID_ROCK | |
| CS | 9.1 | PPM | INAA | |
| RB | 89 | PPM | INAA | |
| BA | 842 | PPM | INAA | |
| TH | 10.7 | PPM | INAA | |
| U | 3.7 | PPM | INAA | |
| TA | 0.83 | PPM | INAA | |
| LA | 32 | PPM | INAA | |
| CE | 50 | PPM | INAA | |
| SR | 298 | PPM | INAA | |
| ND | 26 | PPM | INAA | |
| SM | 4.6 | PPM | INAA | |
| ZR | 238 | PPM | INAA | |
| HF | 3.3 | PPM | INAA | |
| EU | 1.04 | PPM | INAA | |
| YB | 2 | PPM | INAA | |
| LU | 0.33 | PPM | INAA | |
| SR87_SR86 | 0.70496 | TIMS | ||
| ND143_ND144 | 0.511918 | TIMS |