Sample 95ID-55
NavDat sample number 38649
Sample
| Sample ID | 95ID-55 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of oliv, cpx; lots of secondary carbonate |
Location
| Latitude | 44.15 |
|---|---|
| Longitude | -114.307 |
| Location | East Fork Salmon River |
| State / province | Idaho |
| Volcanic field | Tl(?) of main effusive phase, Challis Volcanic Group |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48 | 46 | 50 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.78 | WT% | XRF | |
| TIO2 | 0.89 | WT% | XRF | |
| AL2O3 | 15.04 | WT% | XRF | |
| FEOT | 7.25 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 3.61 | WT% | XRF | |
| CAO | 9.8 | WT% | XRF | |
| NA2O | 2.63 | WT% | XRF | |
| K2O | 3.38 | WT% | XRF | |
| P2O5 | 0.48 | WT% | XRF | |
| LOI | 3.67 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 40 | PPM | XRF | |
| CR | 208 | PPM | XRF | |
| SC | 27 | PPM | XRF | |
| V | 175 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 22 | PPM | XRF | |
| ZN | 78 | PPM | XRF | |
| ZR | 171 | PPM | XRF | |
| NB | 17.2 | PPM | XRF | |
| BA | 1836 | PPM | XRF | |
| RB | 101 | PPM | XRF | |
| SR | 758 | PPM | XRF | |
| PB | 18 | PPM | XRF | |
| TH | 11 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| LA | 31 | PPM | XRF | |
| CE | 38 | PPM | XRF |