Sample 95ID-8
NavDat sample number 38687
Sample
| Sample ID | 95ID-8 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of cpx, olivine, opx |
Location
| Latitude | 44.25 |
|---|---|
| Longitude | -114.443 |
| Location | loose block from Bayhorse Creek |
| State / province | Idaho |
| Volcanic field | float probably belonging to main effusive phase, Challis Volcanic Group |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 49 | 48 | 50 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.02 | WT% | XRF | |
| TIO2 | 1.07 | WT% | XRF | |
| AL2O3 | 14.88 | WT% | XRF | |
| FEOT | 7.56 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 5.26 | WT% | XRF | |
| CAO | 11.4 | WT% | XRF | |
| NA2O | 3.37 | WT% | XRF | |
| K2O | 2.76 | WT% | XRF | |
| P2O5 | 0.55 | WT% | XRF | |
| LOI | 3.8 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 61 | PPM | XRF | |
| CR | 315 | PPM | XRF | |
| SC | 26 | PPM | XRF | |
| V | 175 | PPM | XRF | |
| GA | 21 | PPM | XRF | |
| CU | 47 | PPM | XRF | |
| ZN | 87 | PPM | XRF | |
| BA | 1068 | PPM | ICPMS | |
| RB | 67.9 | PPM | ICPMS | |
| SR | 783 | PPM | ICPMS | |
| U | 1.69 | PPM | ICPMS | |
| PB | 11.99 | PPM | ICPMS | |
| CS | 0.38 | PPM | ICPMS | |
| TH | 8.59 | PPM | ICPMS | |
| ZR | 261 | PPM | XRF | |
| Y | 25.74 | PPM | ICPMS | |
| NB | 17.13 | PPM | XRF | |
| HF | 6.34 | PPM | ICPMS | |
| TA | 0.84 | PPM | ICPMS | |
| LA | 54.44 | PPM | ICPMS | |
| CE | 102.41 | PPM | ICPMS | |
| PR | 12.02 | PPM | ICPMS | |
| ND | 49.64 | PPM | ICPMS | |
| SM | 10.18 | PPM | ICPMS | |
| EU | 2.61 | PPM | ICPMS | |
| GD | 7.47 | PPM | ICPMS | |
| TB | 1.02 | PPM | ICPMS | |
| DY | 5.32 | PPM | ICPMS | |
| HO | 0.96 | PPM | ICPMS | |
| ER | 2.37 | PPM | ICPMS | |
| TM | 0.33 | PPM | ICPMS | |
| YB | 1.95 | PPM | ICPMS | |
| LU | 0.29 | PPM | ICPMS | |
| SR87_SR86 | 0.70734 | TIMS | ||
| ND143_ND144 | 0.51158 | TIMS |