Sample 36
NavDat sample number 52754 · DACITE
Sample
| Sample ID | 36 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.4017 |
|---|---|
| Longitude | -112.917 |
| Location | Eastern Snake River Plain volcanic field |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.4 | 0.36 | 0.44 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SC | 15 | PPM | NAA | |
| LA | 204 | PPM | NAA | |
| CE | 383 | PPM | NAA | |
| ND | 90 | PPM | NAA | |
| SM | 33 | PPM | NAA | |
| EU | 6.9 | PPM | NAA | |
| TB | 6.4 | PPM | NAA | |
| YB | 21 | PPM | NAA | |
| LU | 2.3 | PPM | NAA | |
| HF | 38 | PPM | NAA | |
| TA | 16 | PPM | NAA | |
| TH | 22 | PPM | NAA | |
| U | 5 | PPM | NAA | |
| SIO2 | 65.7 | WT% | ICPAES | |
| TIO2 | 0.62 | WT% | ICPAES | |
| AL2O3 | 13.5 | WT% | ICPAES | |
| FEOT | 7.9 | WT% | ICPAES | |
| MNO | 0.22 | WT% | ICPAES | |
| MGO | 0.34 | WT% | ICPAES | |
| CAO | 2.74 | WT% | ICPAES | |
| NA2O | 3.86 | WT% | ICPAES | |
| K2O | 5.05 | WT% | ICPAES | |
| P2O5 | 0.13 | WT% | ICPAES | |
| LOI | 1.52 | WT% | ICPAES | |
| TOTAL | 98.6 | WT% | ICPAES | |
| RB | 191 | PPM | ICPAES | |
| SR | 87 | PPM | ICPAES | |
| BA | 1890 | PPM | ICPAES | |
| Y | 203 | PPM | ICPAES | |
| ZR | 2206 | PPM | ICPAES |