Sample L-42
NavDat sample number 43272 · ANDESITE
Sample
| Sample ID | L-42 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 41.9702 |
|---|---|
| Longitude | -122.196 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 7.9 | 7.5 | 8.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.38 | WT% | UNKNOWN | |
| TIO2 | 0.53 | WT% | UNKNOWN | |
| AL2O3 | 19.4 | WT% | UNKNOWN | |
| FE2O3 | 3.82 | WT% | UNKNOWN | |
| FEO | 1.5 | WT% | UNKNOWN | |
| MNO | 0.06 | WT% | UNKNOWN | |
| MGO | 2.45 | WT% | UNKNOWN | |
| CAO | 7.67 | WT% | UNKNOWN | |
| NA2O | 3.83 | WT% | UNKNOWN | |
| P2O5 | 0.19 | WT% | UNKNOWN | |
| LOI | 1.79 | WT% | UNKNOWN | |
| FE2O3T | 5.49 | WT% | UNKNOWN | |
| RB | 7.8 | PPM | UNKNOWN | |
| SR | 1102 | PPM | UNKNOWN | |
| Y | 4.7 | PPM | UNKNOWN | |
| ZR | 45 | PPM | UNKNOWN | |
| NI | 12.7 | PPM | UNKNOWN | |
| CR | 58 | PPM | UNKNOWN | |
| NB | 2 | PPM | UNKNOWN | |
| GA | 20.4 | PPM | UNKNOWN | |
| CU | 25.2 | PPM | UNKNOWN | |
| ZN | 60 | PPM | UNKNOWN | |
| CO | 10.7 | PPM | UNKNOWN | |
| BA | 366 | PPM | UNKNOWN | |
| LA | 6.5 | PPM | UNKNOWN | |
| CE | 35.8 | PPM | UNKNOWN | |
| TH | 1.9 | PPM | UNKNOWN | |
| PB | 17.6 | PPM | UNKNOWN | |
| SC | 14 | PPM | UNKNOWN |