← Search
Sample 1132
NavDat sample number 52996 · ANDESITE
Sample
| Sample ID | 1132 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.5683 |
|---|
| Longitude | -121.653 |
|---|
| State / province | California |
|---|
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.29 |
|
0.029 |
0.549 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 59.7 | | WT% | XRF |
| AL2O3 | 16.8 | | WT% | XRF |
| FEOT | 7.1 | | WT% | XRF |
| MGO | 2.31 | | WT% | XRF |
| CAO | 4.93 | | WT% | XRF |
| NA2O | 5.22 | | WT% | XRF |
| K2O | 1.64 | | WT% | XRF |
| TIO2 | 1.55 | | WT% | XRF |
| P2O5 | 0.51 | | WT% | XRF |
| MNO | 0.17 | | WT% | XRF |
| TOTAL | 97.67 | | WT% | XRF |
| LOI | 1.33 | | WT% | XRF |