Sample 7Y280c
NavDat sample number 3148 · GRANODIORITE
Sample
| Sample ID | 7Y280c |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | fine to medium grained; biotite and hornblende bearing |
Location
| Latitude | 45.0092 |
|---|---|
| Longitude | -110.824 |
| Location | Electric Peak |
| State / province | Montana |
| Volcanic field | Electric Peak stock |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 50.06 | 45.054 | 55.066 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.3 | WT% | RAPID_ROCK | |
| AL2O3 | 15.6 | WT% | RAPID_ROCK | |
| FE2O3 | 2.3 | WT% | RAPID_ROCK | |
| FEO | 5 | WT% | RAPID_ROCK | |
| MGO | 5 | WT% | RAPID_ROCK | |
| CAO | 6.3 | WT% | RAPID_ROCK | |
| NA2O | 3.1 | WT% | RAPID_ROCK | |
| K2O | 1.8 | WT% | RAPID_ROCK | |
| H2O_MINUS | 0.17 | WT% | RAPID_ROCK | |
| H2O_PLUS | 0.72 | WT% | RAPID_ROCK | |
| TIO2 | 0.75 | WT% | RAPID_ROCK | |
| P2O5 | 0.24 | WT% | RAPID_ROCK | |
| MNO | 0.13 | WT% | RAPID_ROCK | |
| CO2 | -0.05 | WT% | RAPID_ROCK | |
| TOTAL | 99 | WT% | RAPID_ROCK | |
| AG | 0 | PPM | SPEC | |
| BA | 1500 | PPM | SPEC | |
| BE | 1 | PPM | SPEC | |
| CE | 100 | PPM | SPEC | |
| CO | 30 | PPM | SPEC | |
| CR | 150 | PPM | SPEC | |
| CU | 50 | PPM | SPEC | |
| GA | 20 | PPM | SPEC | |
| LA | 70 | PPM | SPEC | |
| MO | 3 | PPM | SPEC | |
| NB | 5 | PPM | SPEC | |
| NI | 70 | PPM | SPEC | |
| PB | 15 | PPM | SPEC | |
| SC | 20 | PPM | SPEC | |
| SR | 1500 | PPM | SPEC | |
| V | 200 | PPM | SPEC | |
| Y | 20 | PPM | SPEC | |
| YB | 2 | PPM | SPEC | |
| ZR | 100 | PPM | SPEC |