Sample 97-53
NavDat sample number 43271 · ANDESITE
Sample
| Sample ID | 97-53 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 41.9719 |
|---|---|
| Longitude | -122.181 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 19.6 | 19 | 20.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.14 | WT% | UNKNOWN | |
| TIO2 | 1.13 | WT% | UNKNOWN | |
| AL2O3 | 16.46 | WT% | UNKNOWN | |
| FE2O3 | 1.7 | WT% | UNKNOWN | |
| FEO | 4.68 | WT% | UNKNOWN | |
| MNO | 0.14 | WT% | UNKNOWN | |
| MGO | 3.1 | WT% | UNKNOWN | |
| CAO | 6.47 | WT% | UNKNOWN | |
| NA2O | 3.58 | WT% | UNKNOWN | |
| P2O5 | 0.36 | WT% | UNKNOWN | |
| LOI | 2.33 | WT% | UNKNOWN | |
| FE2O3T | 6.9 | WT% | UNKNOWN | |
| RB | 50.1 | PPM | UNKNOWN | |
| SR | 551 | PPM | UNKNOWN | |
| Y | 28.1 | PPM | UNKNOWN | |
| ZR | 232 | PPM | UNKNOWN | |
| NI | 27.8 | PPM | UNKNOWN | |
| CR | 49 | PPM | UNKNOWN | |
| NB | 12.4 | PPM | UNKNOWN | |
| GA | 19.4 | PPM | UNKNOWN | |
| CU | 42 | PPM | UNKNOWN | |
| ZN | 85 | PPM | UNKNOWN | |
| CO | 17.5 | PPM | UNKNOWN | |
| BA | 577 | PPM | UNKNOWN | |
| LA | 23.1 | PPM | UNKNOWN | |
| CE | 56.7 | PPM | UNKNOWN | |
| TH | 5.4 | PPM | UNKNOWN | |
| PB | 10.8 | PPM | UNKNOWN | |
| SC | 21 | PPM | UNKNOWN |