Sample AF2
NavDat sample number 12764
Sample
| Sample ID | AF2 |
|---|---|
| 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 |
|---|---|---|---|---|
| FEO | 4 | WT% | TIT | |
| TIO2 | 0.8 | WT% | COL | |
| P2O5 | 0.21 | WT% | COL | |
| BA | 770 | PPM | INAA | |
| CO | 8.1 | PPM | INAA | |
| CR | 26.6 | PPM | INAA | |
| CS | 4.8 | PPM | INAA | |
| CU | 21 | PPM | AAS | |
| HF | 4.8 | PPM | INAA | |
| NI | 9 | PPM | AAS | |
| RB | 64 | PPM | INAA | |
| SB | 0.3 | PPM | INAA | |
| SC | 18.7 | PPM | INAA | |
| SR | 780 | PPM | ICP | |
| TA | 0.8 | PPM | INAA | |
| TH | 7.8 | PPM | INAA | |
| U | 0.7 | PPM | INAA | |
| V | 230 | PPM | AAS | |
| Y | 17 | PPM | ICP | |
| ZN | 77 | PPM | INAA | |
| ZR | 360 | PPM | ICP | |
| LA | 30.8 | PPM | INAA | |
| CE | 55 | PPM | INAA | |
| SM | 5.1 | PPM | INAA | |
| EU | 1.44 | PPM | INAA | |
| TB | 0.62 | PPM | INAA | |
| YB | 1.9 | PPM | INAA | |
| LU | 0.31 | PPM | INAA | |
| SIO2 | 64.6 | WT% | ICP | |
| AL2O3 | 20 | WT% | ICP | |
| FE2O3 | 1.5 | WT% | ICP | |
| MGO | 1.2 | WT% | ICP | |
| CAO | 3.5 | WT% | ICP | |
| NA2O | 2.1 | WT% | ICP | |
| K2O | 2 | WT% | ICP | |
| MNO | 0.04 | WT% | ICP |