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Sample EM-139
NavDat sample number 55192 · ANDESITE
Sample
| Sample ID | EM-139 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.4225 |
|---|
| Longitude | -122.158 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 4 |
|
2 |
7 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.39 | | WT% | XRF |
| TIO2 | 0.88 | | WT% | XRF |
| AL2O3 | 17.53 | | WT% | XRF |
| FEOT | 6.42 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 4.4 | | WT% | XRF |
| CAO | 7.36 | | WT% | XRF |
| NA2O | 3.5 | | WT% | INAA |
| K2O | 1.26 | | WT% | XRF |
| P2O5 | 0.16 | | WT% | XRF |
| TOTAL | 100.01 | | WT% | XRF |
| LOI | 1.79 | | WT% | XRF |
| RB | 27.9 | | PPM | XRF |
| SR | 525.9 | | PPM | XRF |
| ZR | 143.9 | | PPM | XRF |
