Sample HD01-77A
NavDat sample number 46309 · GRANODIORITE
Sample
| Sample ID | HD01-77A |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Walt Gray |
| Comment | Half Dome-porp. |
Location
| Latitude | 37.8411 |
|---|---|
| Longitude | -119.448 |
| Location | Pywiack Dome |
| State / province | California |
| Location comment | Yosemite National Park, California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 88.8 | 87.5 | 90.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68.9 | WT% | ICP | |
| AL2O3 | 15.35 | WT% | ICP | |
| FE2O3 | 2.95 | WT% | ICP | |
| MNO | 0.054 | WT% | ICP | |
| MGO | 0.94 | WT% | ICP | |
| CAO | 3.25 | WT% | ICP | |
| NA2O | 4.04 | WT% | ICP | |
| K2O | 3.14 | WT% | ICP | |
| TIO2 | 0.5 | WT% | ICP | |
| P2O5 | 0.19 | WT% | ICP | |
| LOI | 0.77 | WT% | ICP | |
| LA | 32.5 | PPM | ICPMS | |
| CE | 55.1 | PPM | ICPMS | |
| PR | 6.12 | PPM | ICPMS | |
| ND | 23 | PPM | TIMS | |
| SM | 3.56 | PPM | ICPMS | |
| EU | 0.967 | PPM | ICPMS | |
| GD | 2.51 | PPM | ICPMS | |
| TB | 0.34 | PPM | ICPMS | |
| DY | 1.61 | PPM | ICPMS | |
| HO | 0.28 | PPM | ICPMS | |
| ER | 0.84 | PPM | ICPMS | |
| TM | 0.122 | PPM | ICPMS | |
| YB | 0.77 | PPM | ICPMS | |
| LU | 0.118 | PPM | ICPMS | |
| SR87_SR86 | 0.707062 | U-PB CONCORDIA | ||
| ND143_ND144 | 0.512211 | U-PB CONCORDIA |