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Sample A5-1
NavDat sample number 19649 · ANDESITE
Sample
| Sample ID | A5-1 |
|---|
| Alternate ID | 23 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 34.8182 |
|---|
| Longitude | -117.533 |
|---|
| Location | Red Buttes |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 20 |
|
18 |
22 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.7 | | WT% | XRF |
| TIO2 | 0.96 | | WT% | XRF |
| AL2O3 | 15.6 | | WT% | XRF |
| FE2O3 | 5.88 | | WT% | XRF |
| MGO | 3.71 | | WT% | AAS |
| CAO | 5.66 | | WT% | XRF |
| NA2O | 3.56 | | WT% | AAS |
| K2O | 2.69 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | XRF |
| LOI | 1.45 | | WT% | XRF |
| TOTAL | 100.4 | | WT% | XRF |
| BA | 586 | | PPM | XRF |
| NB | 24 | | PPM | XRF |
| NI | 66 | | PPM | XRF |
| Y | 22 | | PPM | XRF |
| ZR | 172 | | PPM | XRF |
| SR | 313 | | PPM | XRF |
| RB | 84 | | PPM | XRF |
| SR87_SR86 | 0.70561 | | | MS |
