Sample 18C
NavDat sample number 76294 · TONALITE
Sample
| Sample ID | 18C |
|---|---|
| Rock name | TONALITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | tonalite |
Location
| Latitude | 45.5144 |
|---|---|
| Longitude | -111.991 |
| Location | Tobacco Root Mountains |
| State / province | Montana |
| Pluton | Tobacco Root batholith |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 80 | 75 | 85 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.12 | WT% | XRF | |
| AL2O3 | 15.61 | WT% | XRF | |
| FEO | 6.33 | WT% | XRF | |
| MGO | 3.1 | WT% | XRF | |
| CAO | 5.06 | WT% | XRF | |
| NA2O | 4.39 | WT% | FPHOT | |
| K2O | 2.43 | WT% | XRF | |
| TIO2 | 0.56 | WT% | XRF | |
| P2O5 | 0.39 | WT% | XRF | |
| NB | 11.3 | PPM | XRF | |
| Y | 16.7 | PPM | XRF | |
| ZR | 114 | PPM | XRF | |
| SR | 1126.5 | PPM | XRF | |
| RB | 48.6 | PPM | XRF | |
| SM | 4.6 | PPM | TIMS_ID | |
| ND | 25.52 | PPM | TIMS_ID | |
| SM147_ND144 | 0.1091 | TIMS_ID | ||
| ND143_ND144 | 0.511855 | TIMS_ID | ||
| SR87_SR86 | 0.70552 | TIMS_ID | ||
| RB87_SR86 | 0.1248 | TIMS_ID | ||
| PB206_PB204 | 16.644 | TIMS | ||
| PB207_PB204 | 15.351 | TIMS | ||
| PB208_PB204 | 37.575 | TIMS |