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Sample 774
NavDat sample number 10725 · DACITE
Sample
| Sample ID | 774 |
|---|
| Alternate ID | 35-N |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Dacite |
|---|
Location
| Latitude | 44.5513 |
|---|
| Longitude | -118.615 |
|---|
| State / province | Oregon |
|---|
| Elevation | 1719 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 135.5 |
|
65 |
206 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 67.99 | | WT% | XRF |
| AL2O3 | 16.69 | | WT% | XRF |
| TIO2 | 0.694 | | WT% | XRF |
| FEOT | 4.63 | | WT% | XRF |
| MNO | 0.101 | | WT% | XRF |
| CAO | 3.78 | | WT% | XRF |
| MGO | 0.47 | | WT% | XRF |
| K2O | 2.13 | | WT% | XRF |
| NA2O | 3.24 | | WT% | XRF |
| P2O5 | 0.272 | | WT% | XRF |
