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Sample GM-10
NavDat sample number 5198 · ANDESITE
Sample
| Sample ID | GM-10 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.976 |
|---|
| Longitude | -118.657 |
|---|
| Location | south central Adobe Hills |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 2.7 |
|
1.8 |
3.6 |
Late Pliocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 54.27 | | WT% | XRF |
| TIO2 | 1.02 | | WT% | XRF |
| AL2O3 | 17.74 | | WT% | XRF |
| FE2O3 | 7.3 | | WT% | XRF |
| FEO | 6.57 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 4.74 | | WT% | XRF |
| CAO | 7.35 | | WT% | XRF |
| NA2O | 3.79 | | WT% | XRF |
| K2O | 3.32 | | WT% | XRF |
| P2O5 | 0.55 | | WT% | XRF |
| LOI | 0.63 | | WT% | XRF |
| TOTAL | 99.7 | | WT% | XRF |
| RB | 43.3 | | PPM | XRF |
| SR | 1566 | | PPM | XRF |
| SR87_SR86 | 0.7075 | | | MS |
