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Sample 272
NavDat sample number 12043 · ANDESITE
Sample
| Sample ID | 272 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.08 |
|---|
| Longitude | -122.054 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 9 |
|
7 |
12 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.9 | | WT% | XRF |
| TIO2 | 0.68 | | WT% | XRF |
| AL2O3 | 17.27 | | WT% | XRF |
| FEOT | 5.39 | | WT% | XRF |
| MNO | 0.09 | | WT% | XRF |
| MGO | 2.71 | | WT% | XRF |
| CAO | 5.57 | | WT% | XRF |
| NA2O | 4.53 | | WT% | AAS |
| K2O | 1.61 | | WT% | XRF |
| P2O5 | 0.24 | | WT% | XRF |
| TOTAL | 100.44 | | WT% | XRF |
| LOI | 1.9 | | WT% | XRF |
| RB | 15 | | PPM | XRF |
| SR | 495 | | PPM | XRF |
| ZR | 155 | | PPM | XRF |
