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Sample MK85538
NavDat sample number 16096 · DACITE
Sample
| Sample ID | MK85538 |
|---|
| Rock name | DACITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | intrusion |
|---|
Location
| Latitude | 45.863 |
|---|
| Longitude | -121.896 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.75 |
|
23.8 |
33.7 |
Oligocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 67.65 | | WT% | XRF |
| TIO2 | 0.48 | | WT% | XRF |
| AL2O3 | 17.11 | | WT% | XRF |
| FEOT | 3.69 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 1.35 | | WT% | XRF |
| CAO | 4.97 | | WT% | XRF |
| NA2O | 3.62 | | WT% | XRF |
| K2O | 0.9 | | WT% | XRF |
| P2O5 | 0.15 | | WT% | XRF |
| TOTAL | 99.99 | | WT% | XRF |
