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Sample A5-3
NavDat sample number 19646 · ANDESITE
Sample
| Sample ID | A5-3 |
|---|
| Alternate ID | 20 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 34.8209 |
|---|
| Longitude | -117.535 |
|---|
| 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 | 60 | | WT% | XRF |
| TIO2 | 1.14 | | WT% | XRF |
| AL2O3 | 15.8 | | WT% | XRF |
| FE2O3 | 7.29 | | WT% | XRF |
| MGO | 3.74 | | WT% | AAS |
| CAO | 5.53 | | WT% | XRF |
| NA2O | 3.45 | | WT% | AAS |
| K2O | 2.82 | | WT% | XRF |
| P2O5 | 0.24 | | WT% | XRF |
| LOI | 0.77 | | WT% | XRF |
| TOTAL | 98.8 | | WT% | XRF |
| BA | 700 | | PPM | XRF |
| NB | 25 | | PPM | XRF |
| NI | 79 | | PPM | XRF |
| Y | 25 | | PPM | XRF |
| ZR | 184 | | PPM | XRF |
| SR | 387 | | PPM | XRF |
| RB | 97 | | PPM | XRF |
| SR87_SR86 | 0.70532 | | | MS |
