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Sample MB-455
NavDat sample number 75632 · RHYODACITE
Sample
| Sample ID | MB-455 |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.816 |
|---|
| Longitude | -121.728 |
|---|
| State / province | washington |
|---|
| Formation | Rhyodacite of Oreamnos dome |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 1.06 |
|
0.99 |
1.13 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.78 | | WT% | XRF |
| TIO2 | 0.59 | | WT% | XRF |
| AL2O3 | 17.55 | | WT% | XRF |
| FEOT | 3.97 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 1.37 | | WT% | XRF |
| CAO | 4.49 | | WT% | XRF |
| NA2O | 4.58 | | WT% | XRF |
| K2O | 2.87 | | WT% | XRF |
| P2O5 | 0.32 | | WT% | XRF |
| LOI | 4.22 | | WT% | XRF |
