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Sample 28.4
NavDat sample number 5940 · BASALTIC-ANDESITE
Sample
| Sample ID | 28.4 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | tuff |
|---|
Location
| Latitude | 44.232 |
|---|
| Longitude | -122.337 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 12 |
|
7 |
17 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.91 | | WT% | COL |
| TIO2 | 1.1 | | WT% | XRF |
| AL2O3 | 18.54 | | WT% | XRF |
| FEOT | 7.52 | | WT% | XRF |
| MGO | 4.41 | | WT% | AAS |
| CAO | 6.61 | | WT% | XRF |
| NA2O | 4.21 | | WT% | AAS |
| K2O | 1.7 | | WT% | XRF |
| TOTAL | 99.8 | | WT% | XRF |
| AG | 1 | | PPM | XRF |
| CU | 20 | | PPM | XRF |
| MO | -1 | | PPM | XRF |
| PB | 11 | | PPM | XRF |
| ZN | 55 | | PPM | XRF |
