Sample VF 7 A
NavDat sample number 31414 · ANDESITE
Sample
| Sample ID | VF 7 A |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 34.4869 |
|---|---|
| Longitude | -118.357 |
| Location | San Gabriel Mtns |
| State / province | California |
| Formation | Vasquez Formation |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 20.6 | 20.2 | 21 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.48 | WT% | UNKNOWN | |
| BA | 651 | PPM | INAA | |
| CR | 63.5 | PPM | INAA | |
| CS | 1.8 | PPM | INAA | |
| NI | 35 | PPM | INAA | |
| RB | 92.4 | PPM | INAA | |
| SB | 0.62 | PPM | INAA | |
| SC | 16.4 | PPM | INAA | |
| SR | 414 | PPM | INAA | |
| TA | 1.43 | PPM | INAA | |
| TH | 8.1 | PPM | INAA | |
| U | 2.6 | PPM | INAA | |
| ZN | 52 | PPM | INAA | |
| ZR | 180 | PPM | INAA | |
| LA | 28.3 | PPM | INAA | |
| CE | 58.5 | PPM | INAA | |
| ND | 26 | PPM | INAA | |
| SM | 5.65 | PPM | INAA | |
| EU | 1.57 | PPM | INAA | |
| GD | 5.23 | PPM | INAA | |
| TB | 0.79 | PPM | INAA | |
| TM | 0.388 | PPM | INAA | |
| YB | 2.34 | PPM | INAA | |
| LU | 0.33 | PPM | INAA | |
| HF | 4.8 | PPM | INAA | |
| SR87_SR86 | 0.70558 | MS | ||
| O18O | 7.6 | PERMILL | MS | |
| O18O | 10.4 | PERMILL | MS |