Sample 95ID-76
NavDat sample number 38642
Sample
| Sample ID | 95ID-76 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of cpx, plag, opx, oliv |
Location
| Latitude | 44.1867 |
|---|---|
| Longitude | -114.228 |
| Location | Road Creek; same locality as 95ID-75 |
| State / province | Idaho |
| Volcanic field | Tl of 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 | 57.86 | WT% | XRF | |
| TIO2 | 0.74 | WT% | XRF | |
| AL2O3 | 13.75 | WT% | XRF | |
| FEOT | 6.48 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 6 | WT% | XRF | |
| CAO | 8.21 | WT% | XRF | |
| NA2O | 2.87 | WT% | XRF | |
| K2O | 3.58 | WT% | XRF | |
| P2O5 | 0.38 | WT% | XRF | |
| LOI | 2.19 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 118 | PPM | XRF | |
| CR | 429 | PPM | XRF | |
| SC | 24 | PPM | XRF | |
| V | 151 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| CU | 34 | PPM | XRF | |
| ZN | 69 | PPM | XRF | |
| ZR | 174 | PPM | XRF | |
| NB | 18.1 | PPM | XRF | |
| BA | 1597 | PPM | XRF | |
| RB | 114 | PPM | XRF | |
| SR | 661 | PPM | XRF | |
| PB | 18 | PPM | XRF | |
| TH | 13 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| CE | 39 | PPM | XRF |