← Search
Sample 731
NavDat sample number 9201 · DACITE
Sample
| Sample ID | 731 |
|---|
| Alternate ID | 25-J |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Dacite |
|---|
Location
| Latitude | 44.7687 |
|---|
| Longitude | -118.414 |
|---|
| State / province | Oregon |
|---|
| Formation | Clarno Formation |
|---|
| Elevation | 1792 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 39.3 |
|
23.8 |
54.8 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 69.81 | | WT% | XRF |
| AL2O3 | 17.56 | | WT% | XRF |
| TIO2 | 0.35 | | WT% | XRF |
| FEOT | 2.51 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| CAO | 3.48 | | WT% | XRF |
| MGO | 0.94 | | WT% | XRF |
| K2O | 2.1 | | WT% | XRF |
| NA2O | 3.11 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
