Sample 1799
NavDat sample number 52785 · ANDESITE
Sample
| Sample ID | 1799 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 43.4908 |
|---|---|
| Longitude | -112.684 |
| Location | Eastern Snake River Plain volcanic field |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.4 | 1.26 | 1.54 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SC | 21.7 | PPM | NAA | |
| LA | 57 | PPM | NAA | |
| CE | 125 | PPM | NAA | |
| ND | 59 | PPM | NAA | |
| SM | 14.2 | PPM | NAA | |
| EU | 2.4 | PPM | NAA | |
| TB | 2.9 | PPM | NAA | |
| YB | 0.4 | PPM | NAA | |
| LU | 1.05 | PPM | NAA | |
| HF | 11 | PPM | NAA | |
| TA | 4.6 | PPM | NAA | |
| TH | 9.3 | PPM | NAA | |
| U | 4 | PPM | NAA | |
| SIO2 | 55.8 | WT% | ICPAES | |
| TIO2 | 2.3 | WT% | ICPAES | |
| AL2O3 | 13.8 | WT% | ICPAES | |
| FEOT | 10.6 | WT% | ICPAES | |
| MNO | 0.17 | WT% | ICPAES | |
| MGO | 4.78 | WT% | ICPAES | |
| CAO | 6.73 | WT% | ICPAES | |
| NA2O | 3.08 | WT% | ICPAES | |
| K2O | 2.15 | WT% | ICPAES | |
| P2O5 | 0.53 | WT% | ICPAES | |
| TOTAL | 97.8 | WT% | ICPAES | |
| SR | 213 | PPM | ICPAES | |
| BA | 314 | PPM | ICPAES | |
| ZR | 359 | PPM | ICPAES | |
| CR | 133 | PPM | NAA | |
| CO | 41 | PPM | NAA | |
| RB | 73 | PPM | NAA | |
| CS | 1.1 | PPM | NAA |