Sample 14
NavDat sample number 10580 · RHYODACITE
Sample
| Sample ID | 14 |
|---|---|
| Rock name | RHYODACITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.5746 |
|---|---|
| Longitude | -114.595 |
| Location | eastern Salmon River Mountains |
| State / province | Idaho |
| Volcanic field | unnamed Challis rhyodacite intrusion |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 39.7 | 38.5 | 40.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.4 | WT% | UNKNOWN | |
| AL2O3 | 15.5 | WT% | UNKNOWN | |
| FE2O3 | 1.7 | WT% | UNKNOWN | |
| FEO | 3.3 | WT% | UNKNOWN | |
| MGO | 3.1 | WT% | UNKNOWN | |
| CAO | 5.1 | WT% | UNKNOWN | |
| NA2O | 3.6 | WT% | UNKNOWN | |
| K2O | 2.4 | WT% | UNKNOWN | |
| H2O_PLUS | 1.8 | WT% | UNKNOWN | |
| H2O_MINUS | 0.8 | WT% | UNKNOWN | |
| TIO2 | 0.76 | WT% | UNKNOWN | |
| P2O5 | 0.23 | WT% | UNKNOWN | |
| MNO | 0.07 | WT% | UNKNOWN | |
| CO2 | 0.04 | WT% | UNKNOWN | |
| TOTAL | 100.8 | WT% | UNKNOWN |