Sample 1739
NavDat sample number 52781 · ANDESITE
Sample
| Sample ID | 1739 |
|---|---|
| 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 | 20.3 | PPM | NAA | |
| LA | 5 | PPM | NAA | |
| CE | 131 | PPM | NAA | |
| ND | 61 | PPM | NAA | |
| SM | 14 | PPM | NAA | |
| EU | 2.5 | PPM | NAA | |
| TB | 3.1 | PPM | NAA | |
| YB | 8 | PPM | NAA | |
| LU | 1.17 | PPM | NAA | |
| HF | 13.1 | PPM | NAA | |
| TA | 5.4 | PPM | NAA | |
| TH | 10.4 | PPM | NAA | |
| U | 3.5 | PPM | NAA | |
| SIO2 | 56.9 | WT% | ICPAES | |
| TIO2 | 2.16 | WT% | ICPAES | |
| AL2O3 | 13.7 | WT% | ICPAES | |
| FEOT | 10.4 | WT% | ICPAES | |
| MNO | 0.16 | WT% | ICPAES | |
| MGO | 4.5 | WT% | ICPAES | |
| CAO | 6.46 | WT% | ICPAES | |
| NA2O | 3.02 | WT% | ICPAES | |
| K2O | 2.21 | WT% | ICPAES | |
| P2O5 | 0.49 | WT% | ICPAES | |
| TOTAL | 97.7 | WT% | ICPAES | |
| SR | 199 | PPM | ICPAES | |
| BA | 300 | PPM | ICPAES | |
| ZR | 360 | PPM | ICPAES | |
| CR | 121 | PPM | NAA | |
| CO | 44.7 | PPM | NAA | |
| RB | 73 | PPM | NAA | |
| CS | 1.4 | PPM | NAA |