Sample 68M1
NavDat sample number 21476 · GRANODIORITE
Sample
| Sample ID | 68M1 |
|---|---|
| Alternate ID | N17 |
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | James G. Moore |
Location
| Latitude | 36.7795 |
|---|---|
| Longitude | -118.615 |
| State / province | California |
| Volcanic field | Granodiorite of North Mountain |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 127.1 | 119.5 | 134.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.8 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 13.5 | WT% | XRF | |
| FE2O3 | 0.45 | WT% | XRF | |
| FEO | 0.47 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | -0.2 | WT% | XRF | |
| CAO | 0.9 | WT% | XRF | |
| NA2O | 3.7 | WT% | XRF | |
| K2O | 4.76 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| LOI | 0.1 | WT% | XRF | |
| BA | 930 | PPM | XRF | |
| CU | -20 | PPM | XRF | |
| CR | -20 | PPM | XRF | |
| NB | 34 | PPM | XRF | |
| NI | -20 | PPM | XRF | |
| RB | 220 | PPM | XRF | |
| SR | 170 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| ZN | -20 | PPM | XRF | |
| ZR | 164 | PPM | XRF | |
| LA | 70 | PPM | XRF | |
| CE | 80 | PPM | XRF |