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Sample MB-297
NavDat sample number 75612 · RHYODACITE
Sample
| Sample ID | MB-297 |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.865 |
|---|
| Longitude | -121.812 |
|---|
| State / province | washington |
|---|
| Formation | Rhyodacite of Deadhorse Creek |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 1.151 |
|
1.135 |
1.167 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 71.86 | | WT% | XRF |
| TIO2 | 0.35 | | WT% | XRF |
| AL2O3 | 15.41 | | WT% | XRF |
| FEOT | 1.61 | | WT% | XRF |
| MNO | 0.02 | | WT% | XRF |
| MGO | 0.26 | | WT% | XRF |
| CAO | 2.23 | | WT% | XRF |
| NA2O | 4.65 | | WT% | XRF |
| K2O | 3.05 | | WT% | XRF |
| P2O5 | 0.15 | | WT% | XRF |
| LOI | 0.73 | | WT% | XRF |
