Sample Z-54
NavDat sample number 15937 · GRANODIORITE
Sample
| Sample ID | Z-54 |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Half Dome unit |
Location
| Latitude | 37.855 |
|---|---|
| Longitude | -119.483 |
| 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 | 62.78 | WT% | XRF | |
| AL2O3 | 15.74 | WT% | XRF | |
| FE2O3 | 2.07 | WT% | XRF | |
| FEO | 3.22 | WT% | WET | |
| MGO | 2.5 | WT% | XRF | |
| CAO | 4.8 | WT% | XRF | |
| NA2O | 3.25 | WT% | XRF | |
| K2O | 3.22 | WT% | XRF | |
| H2O_PLUS | 1.06 | WT% | WET | |
| H2O_MINUS | 0.25 | WT% | WET | |
| TIO2 | 0.7 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| CO2 | 0.11 | WT% | WET | |
| BA | 745 | PPM | XRF | |
| RB | 134 | PPM | XRF | |
| SR | 478 | PPM | XRF | |
| PB | 13.5 | PPM | XRF | |
| TH | 31.8 | PPM | XRF | |
| U | 8.4 | PPM | XRF | |
| ZR | 143 | PPM | XRF | |
| NB | 7.5 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| LA | 24 | PPM | XRF | |
| CE | 50 | PPM | XRF | |
| ND | 22 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| V | 117 | PPM | XRF | |
| CR | 13 | PPM | XRF | |
| MN | 735 | PPM | XRF | |
| CO | 18 | PPM | XRF | |
| NI | 8 | PPM | XRF | |
| CU | 17 | PPM | XRF | |
| ZN | 81 | PPM | XRF | |
| GA | 17.6 | PPM | XRF | |
| SR87_SR86 | 0.70678 | TIMS |