Sample KM86-80
NavDat sample number 22598 · ANDESITE
Sample
| Sample ID | KM86-80 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | basaltic |
Location
| Latitude | 41.85 |
|---|---|
| Longitude | -121.231 |
| Location | Clear Lake Hills |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.73 | 2.67 | 2.79 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.12 | WT% | XRF | |
| TIO2 | 1.21 | WT% | XRF | |
| AL2O3 | 17.16 | WT% | XRF | |
| FE2O3 | 3.47 | WT% | XRF | |
| FEO | 4.93 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 3.68 | WT% | XRF | |
| CAO | 7.3 | WT% | XRF | |
| NA2O | 4.27 | WT% | XRF | |
| K2O | 1.38 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| LOI | 0.68 | WT% | XRF | |
| TOTAL | 99.67 | WT% | XRF | |
| BA | 464 | PPM | UNKNOWN | |
| CR | 71 | PPM | UNKNOWN | |
| NI | 37 | PPM | UNKNOWN | |
| RB | 34 | PPM | UNKNOWN | |
| SR | 578 | PPM | UNKNOWN | |
| V | 225 | PPM | UNKNOWN | |
| Y | 24 | PPM | UNKNOWN | |
| ZR | 177 | PPM | UNKNOWN |