Sample 7
NavDat sample number 129252 · GNEISS
Sample
| Sample ID | 7 |
|---|---|
| Rock name | GNEISS |
| Material | METAMORPHIC |
| Comment | Hornblende-quartz diorite gneiss |
Location
| Latitude | 48.2167 |
|---|---|
| Longitude | -120.812 |
| Location | Dumbell Mountain plutons |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 88.3 | 85 | 91.6 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 52.5 | WT% | COL | |
| AL2O3 | 20.9 | WT% | COL | |
| FE2O3 | 2 | WT% | AAS | |
| FEO | 6.45 | WT% | TIT | |
| MGO | 3.67 | WT% | AAS | |
| CAO | 11.1 | WT% | AAS | |
| NA2O | 2.74 | WT% | FPHOT | |
| K2O | 0.23 | WT% | FPHOT | |
| TIO2 | 0.93 | WT% | COL | |
| MNO | 0.13 | WT% | AAS | |
| BA | 200 | PPM | SPEC | |
| CO | 30 | PPM | SPEC | |
| CR | 30 | PPM | SPEC | |
| CU | 70 | PPM | SPEC | |
| NI | 15 | PPM | SPEC | |
| SC | 70 | PPM | SPEC | |
| SR | 300 | PPM | SPEC | |
| V | 300 | PPM | SPEC | |
| Y | 30 | PPM | SPEC | |
| ZR | 30 | PPM | SPEC | |
| GA | 30 | PPM | SPEC | |
| YB | 3 | PPM | SPEC |