Sample 97-66
NavDat sample number 43260 · ANDESITE
Sample
| Sample ID | 97-66 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 41.829 |
|---|---|
| Longitude | -122.173 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 20.4 | 19.9 | 20.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.14 | WT% | UNKNOWN | |
| TIO2 | 0.65 | WT% | UNKNOWN | |
| AL2O3 | 18.17 | WT% | UNKNOWN | |
| FE2O3 | 3.6 | WT% | UNKNOWN | |
| FEO | 3.15 | WT% | UNKNOWN | |
| MNO | 0.1 | WT% | UNKNOWN | |
| MGO | 4.11 | WT% | UNKNOWN | |
| CAO | 7.76 | WT% | UNKNOWN | |
| NA2O | 3.34 | WT% | UNKNOWN | |
| P2O5 | 0.22 | WT% | UNKNOWN | |
| LOI | 1.5 | WT% | UNKNOWN | |
| FE2O3T | 7.1 | WT% | UNKNOWN | |
| RB | 9.6 | PPM | UNKNOWN | |
| SR | 976 | PPM | UNKNOWN | |
| Y | 16.4 | PPM | UNKNOWN | |
| ZR | 89 | PPM | UNKNOWN | |
| NI | 45 | PPM | UNKNOWN | |
| CR | 77 | PPM | UNKNOWN | |
| NB | 3.5 | PPM | UNKNOWN | |
| GA | 20.4 | PPM | UNKNOWN | |
| CU | 38.2 | PPM | UNKNOWN | |
| ZN | 65 | PPM | UNKNOWN | |
| CO | 18.6 | PPM | UNKNOWN | |
| BA | 238 | PPM | UNKNOWN | |
| LA | 9.9 | PPM | UNKNOWN | |
| CE | 30.2 | PPM | UNKNOWN | |
| TH | 2.1 | PPM | UNKNOWN | |
| PB | 3.5 | PPM | UNKNOWN | |
| SC | 17 | PPM | UNKNOWN |