Sample 68M2
NavDat sample number 21475 · GRANODIORITE
Sample
| Sample ID | 68M2 |
|---|---|
| Alternate ID | N16 |
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | James G. Moore |
Location
| Latitude | 36.7759 |
|---|---|
| Longitude | -118.616 |
| 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 | 75.9 | WT% | XRF | |
| TIO2 | 0.12 | WT% | XRF | |
| AL2O3 | 13 | WT% | XRF | |
| FE2O3 | 0.23 | WT% | XRF | |
| FEO | 0.33 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | -0.2 | WT% | XRF | |
| CAO | 0.5 | WT% | XRF | |
| NA2O | 3.5 | WT% | XRF | |
| K2O | 5.3 | WT% | XRF | |
| P2O5 | 0.04 | WT% | XRF | |
| BA | 184 | PPM | XRF | |
| CU | -20 | PPM | XRF | |
| CR | -20 | PPM | XRF | |
| NB | 16 | PPM | XRF | |
| NI | -20 | PPM | XRF | |
| RB | 186 | PPM | XRF | |
| SR | 30 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| ZN | -20 | PPM | XRF | |
| ZR | 84 | PPM | XRF | |
| LA | 52 | PPM | XRF | |
| CE | 66 | PPM | XRF |