← Search
Sample ST-305
NavDat sample number 55402 · BASALTIC-ANDESITE
Sample
| Sample ID | ST-305 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.145 |
|---|
| Longitude | -122.098 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14 |
|
11 |
17 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.42 | | WT% | XRF |
| TIO2 | 0.98 | | WT% | XRF |
| AL2O3 | 18.33 | | WT% | XRF |
| FEOT | 7.25 | | WT% | XRF |
| MNO | 0.13 | | WT% | XRF |
| MGO | 4.69 | | WT% | XRF |
| CAO | 7.86 | | WT% | XRF |
| NA2O | 4.2 | | WT% | XRF |
| K2O | 0.88 | | WT% | XRF |
| P2O5 | 0.25 | | WT% | XRF |
| TOTAL | 98.94 | | WT% | XRF |
| LOI | 1.62 | | WT% | XRF |
