Sample Z-23
NavDat sample number 15969 · GRANODIORITE
Sample
| Sample ID | Z-23 |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Half Dome unit |
Location
| Latitude | 37.8117 |
|---|---|
| Longitude | -119.485 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 88 | 86 | 91 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.93 | WT% | XRF | |
| AL2O3 | 15.44 | WT% | XRF | |
| FE2O3 | 1.82 | WT% | XRF | |
| FEO | 1.79 | WT% | WET | |
| MGO | 1.39 | WT% | XRF | |
| CAO | 3.65 | WT% | XRF | |
| NA2O | 3.67 | WT% | XRF | |
| K2O | 3.63 | WT% | XRF | |
| H2O_PLUS | 0.65 | WT% | WET | |
| H2O_MINUS | 0.08 | WT% | WET | |
| TIO2 | 0.5 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| CO2 | 0.1 | WT% | WET | |
| BA | 795 | PPM | XRF | |
| RB | 130 | PPM | XRF | |
| SR | 526 | PPM | XRF | |
| PB | 18.5 | PPM | XRF | |
| TH | 28.4 | PPM | XRF | |
| U | 8 | PPM | XRF | |
| ZR | 117 | PPM | XRF | |
| NB | 8.5 | PPM | XRF | |
| Y | 11 | PPM | XRF | |
| LA | 25 | PPM | XRF | |
| CE | 43 | PPM | XRF | |
| ND | 14 | PPM | XRF | |
| SC | 6 | PPM | XRF | |
| V | 61 | PPM | XRF | |
| CR | 2 | PPM | XRF | |
| MN | 545 | PPM | XRF | |
| CO | 10 | PPM | XRF | |
| NI | 2.5 | PPM | XRF | |
| CU | 10 | PPM | XRF | |
| ZN | 64 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| SR87_SR86 | 0.70701 | TIMS |