Sample 14D
NavDat sample number 76266 · GRANODIORITE
Sample
| Sample ID | 14D |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | granodiorite |
Location
| Latitude | 46.5181 |
|---|---|
| Longitude | -111.942 |
| Location | South of Helena |
| State / province | Montana |
| Pluton | Boulder batholith, Union Granodiorite |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 78.2 | 77.4 | 79 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.01 | WT% | XRF | |
| AL2O3 | 15.04 | WT% | XRF | |
| FEO | 5.98 | WT% | XRF | |
| MGO | 2.9 | WT% | XRF | |
| CAO | 4.67 | WT% | XRF | |
| NA2O | 2.89 | WT% | FPHOT | |
| K2O | 4.58 | WT% | XRF | |
| TIO2 | 0.66 | WT% | XRF | |
| P2O5 | 0.28 | WT% | XRF | |
| NB | 13.3 | PPM | XRF | |
| Y | 23.6 | PPM | XRF | |
| ZR | 200.95 | PPM | XRF | |
| SR | 624.08 | PPM | XRF | |
| RB | 144.56 | PPM | XRF | |
| SM | 5.52 | PPM | TIMS_ID | |
| ND | 31.77 | PPM | TIMS_ID | |
| SM147_ND144 | 0.105 | TIMS_ID | ||
| ND143_ND144 | 0.512086 | TIMS_ID | ||
| SR87_SR86 | 0.70757 | TIMS_ID | ||
| RB87_SR86 | 0.6702 | TIMS_ID | ||
| PB206_PB204 | 17.982 | TIMS | ||
| PB207_PB204 | 15.55 | TIMS | ||
| PB208_PB204 | 38.129 | TIMS |