Sample 15
NavDat sample number 12731
Sample
| Sample ID | 15 |
|---|---|
| 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 | 57.7 | WT% | ICP | |
| AL2O3 | 19.4 | WT% | ICP | |
| FE2O3T | 6 | WT% | ICP | |
| MGO | 1.8 | WT% | ICP | |
| CAO | 5.7 | WT% | ICP | |
| NA2O | 3.8 | WT% | ICP | |
| K2O | 4 | WT% | ICP | |
| TIO2 | 1.1 | WT% | ICP | |
| P2O5 | 0.42 | WT% | ICP | |
| MNO | 0.09 | WT% | ICP | |
| BA | 1358 | PPM | INAA | |
| CO | 15.3 | PPM | INAA | |
| CR | 21.3 | PPM | INAA | |
| CS | 0.6 | PPM | INAA | |
| CU | 18.5 | PPM | ICP | |
| HF | 6.1 | PPM | INAA | |
| NI | 17 | PPM | ICP | |
| RB | 105 | PPM | INAA | |
| SB | 0.2 | PPM | INAA | |
| SC | 12.3 | PPM | INAA | |
| SR | 926 | PPM | ICP | |
| TA | 0.8 | PPM | INAA | |
| TH | 9.5 | PPM | INAA | |
| U | 2 | PPM | INAA | |
| V | 114 | PPM | ICP | |
| ZN | 104 | PPM | INAA | |
| ZR | 163 | PPM | ICP | |
| LA | 47 | PPM | INAA | |
| CE | 87 | PPM | INAA | |
| SM | 6.7 | PPM | INAA | |
| EU | 1.85 | PPM | INAA | |
| TB | 0.72 | PPM | INAA | |
| YB | 2.6 | PPM | INAA | |
| LU | 0.49 | PPM | INAA |