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Sample NA-197
NavDat sample number 6982 · ANDESITE
Sample
| Sample ID | NA-197 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.064 |
|---|
| Longitude | -122.478 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 40 |
|
35 |
45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 59.74 | | WT% | XRF |
| TIO2 | 0.66 | | WT% | XRF |
| AL2O3 | 18.81 | | WT% | XRF |
| FEOT | 6.08 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| MGO | 2.79 | | WT% | AAS |
| CAO | 6.63 | | WT% | XRF |
| NA2O | 3.06 | | WT% | XRF |
| K2O | 2.05 | | WT% | XRF |
| P2O5 | 0.14 | | WT% | XRF |
| TOTAL | 99.65 | | WT% | XRF |
| LOI | 2.28 | | WT% | XRF |
| RB | 21 | | PPM | XRF |
| SR | 529 | | PPM | XRF |
| ZR | 118 | | PPM | XRF |
| NI | 16 | | PPM | XRF |
