Sample K
NavDat sample number 12741
Sample
| Sample ID | K |
|---|---|
| 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 | 67.4 | WT% | ICP | |
| AL2O3 | 16.3 | WT% | ICP | |
| FE2O3T | 1.6 | WT% | ICP | |
| MGO | 1.3 | WT% | ICP | |
| CAO | 4.6 | WT% | ICP | |
| NA2O | 1.7 | WT% | ICP | |
| K2O | 4.3 | WT% | ICP | |
| MNO | 0.1 | WT% | ICP | |
| FEO | 1.6 | WT% | TIT | |
| TIO2 | 0.75 | WT% | COL | |
| P2O5 | 0.21 | WT% | COL | |
| BA | 1760 | PPM | INAA | |
| CO | 4.9 | PPM | INAA | |
| CR | 5.5 | PPM | INAA | |
| CS | 2.5 | PPM | INAA | |
| CU | 10 | PPM | AAS | |
| HF | 5.8 | PPM | INAA | |
| NI | 4 | PPM | AAS | |
| RB | 136 | PPM | INAA | |
| SB | 0.4 | PPM | INAA | |
| SC | 10.4 | PPM | INAA | |
| SR | 680 | PPM | ICP | |
| TA | 1 | PPM | INAA | |
| TH | 11.8 | PPM | INAA | |
| U | 2.8 | PPM | INAA | |
| V | 76 | PPM | AAS | |
| Y | 24 | PPM | ICP | |
| ZN | 75 | PPM | INAA | |
| ZR | 250 | PPM | ICP | |
| LA | 49.5 | PPM | INAA | |
| CE | 89 | PPM | INAA | |
| SM | 7.2 | PPM | INAA | |
| EU | 1.73 | PPM | INAA | |
| TB | 0.71 | PPM | INAA | |
| YB | 2.6 | PPM | INAA | |
| LU | 0.39 | PPM | INAA |