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Sample MK85518
NavDat sample number 16092 · DACITE
Sample
| Sample ID | MK85518 |
|---|
| Rock name | DACITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | intrusion |
|---|
Location
| Latitude | 45.78 |
|---|
| Longitude | -121.708 |
|---|
| 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 | 63.95 | | WT% | XRF |
| TIO2 | 0.64 | | WT% | XRF |
| AL2O3 | 18.73 | | WT% | XRF |
| FEOT | 4.58 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 1.73 | | WT% | XRF |
| CAO | 5.5 | | WT% | XRF |
| NA2O | 3.78 | | WT% | XRF |
| K2O | 0.79 | | WT% | XRF |
| P2O5 | 0.21 | | WT% | XRF |
| TOTAL | 99.99 | | WT% | XRF |
