Sample Z-55
NavDat sample number 15938 · GRANODIORITE
Sample
| Sample ID | Z-55 |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Half Dome unit |
Location
| Latitude | 37.855 |
|---|---|
| Longitude | -119.482 |
| 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 | 65.61 | WT% | XRF | |
| AL2O3 | 15.44 | WT% | XRF | |
| FE2O3 | 1.76 | WT% | XRF | |
| FEO | 2.38 | WT% | WET | |
| MGO | 1.8 | WT% | XRF | |
| CAO | 4.1 | WT% | XRF | |
| NA2O | 3.62 | WT% | XRF | |
| K2O | 3.11 | WT% | XRF | |
| H2O_PLUS | 0.78 | WT% | WET | |
| H2O_MINUS | 0.14 | WT% | WET | |
| TIO2 | 0.54 | WT% | XRF | |
| P2O5 | 0.16 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| CO2 | 0.09 | WT% | WET | |
| BA | 515 | PPM | XRF | |
| RB | 138 | PPM | XRF | |
| SR | 451 | PPM | XRF | |
| PB | 16.5 | PPM | XRF | |
| TH | 21.8 | PPM | XRF | |
| U | 7.4 | PPM | XRF | |
| ZR | 116 | PPM | XRF | |
| NB | 6.5 | PPM | XRF | |
| Y | 9 | PPM | XRF | |
| LA | 23 | PPM | XRF | |
| CE | 38 | PPM | XRF | |
| ND | 11 | PPM | XRF | |
| SC | 8 | PPM | XRF | |
| V | 81 | PPM | XRF | |
| CR | 9 | PPM | XRF | |
| MN | 595 | PPM | XRF | |
| CO | 14 | PPM | XRF | |
| NI | 4.5 | PPM | XRF | |
| CU | 11 | PPM | XRF | |
| ZN | 69 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| SR87_SR86 | 0.70723 | TIMS |