Sample 7
NavDat sample number 12723
Sample
| Sample ID | 7 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 46.2925 |
|---|---|
| Longitude | -111.985 |
| Location | Elkhorn Mountains Volcanics |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 104 | 65 | 144 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.2 | WT% | ICP | |
| AL2O3 | 12.3 | WT% | ICP | |
| FE2O3T | 8.9 | WT% | ICP | |
| MGO | 6.8 | WT% | ICP | |
| CAO | 6.8 | WT% | ICP | |
| NA2O | 1.6 | WT% | ICP | |
| K2O | 2.6 | WT% | ICP | |
| TIO2 | 0.72 | WT% | ICP | |
| P2O5 | 0.35 | WT% | ICP | |
| MNO | 0.12 | WT% | ICP | |
| BA | 814 | PPM | INAA | |
| CO | 35.2 | PPM | INAA | |
| CR | 443 | PPM | INAA | |
| CS | 2.1 | PPM | INAA | |
| CU | 48.2 | PPM | ICP | |
| HF | 3.2 | PPM | INAA | |
| NI | 94 | PPM | ICP | |
| RB | 52 | PPM | INAA | |
| SC | 26.1 | PPM | INAA | |
| SR | 712 | PPM | ICP | |
| TA | 0.3 | PPM | INAA | |
| TH | 4.3 | PPM | INAA | |
| V | 141 | PPM | ICP | |
| ZN | 86 | PPM | INAA | |
| ZR | 92 | PPM | ICP | |
| LA | 21 | PPM | INAA | |
| CE | 43 | PPM | INAA | |
| SM | 4.1 | PPM | INAA | |
| EU | 1.15 | PPM | INAA | |
| TB | 0.5 | PPM | INAA | |
| YB | 2 | PPM | INAA | |
| LU | 0.29 | PPM | INAA |