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Sample EM-259
NavDat sample number 55201 · ANDESITE
Sample
| Sample ID | EM-259 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.3976 |
|---|
| Longitude | -122.158 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 21 |
|
17 |
25 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.71 | | WT% | XRF |
| TIO2 | 0.79 | | WT% | XRF |
| AL2O3 | 18.33 | | WT% | XRF |
| FEOT | 5.89 | | WT% | XRF |
| MNO | 0.11 | | WT% | XRF |
| MGO | 3.97 | | WT% | XRF |
| CAO | 7.59 | | WT% | XRF |
| NA2O | 3.73 | | WT% | INAA |
| K2O | 0.74 | | WT% | XRF |
| P2O5 | 0.14 | | WT% | XRF |
| TOTAL | 100.35 | | WT% | XRF |
| LOI | 1.22 | | WT% | XRF |
| RB | 5 | | PPM | XRF |
| SR | 778.3 | | PPM | XRF |
| ZR | 99.7 | | PPM | XRF |
