Sample 95ID-83
NavDat sample number 38667
Sample
| Sample ID | 95ID-83 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of plag, bio, amph, cpx, k-feldspar(?), opaques; cryptocrystalline g.m. containing feldspar and opaques |
Location
| Latitude | 44.7917 |
|---|---|
| Longitude | -114.573 |
| Location | Highway 75 |
| State / province | Idaho |
| Volcanic field | Tca, 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 | 65.07 | WT% | XRF | |
| TIO2 | 0.65 | WT% | XRF | |
| AL2O3 | 14.52 | WT% | XRF | |
| FEOT | 4.39 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 2.59 | WT% | XRF | |
| CAO | 4.65 | WT% | XRF | |
| NA2O | 3.34 | WT% | XRF | |
| K2O | 4.35 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| LOI | 2.16 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 28 | PPM | XRF | |
| CR | 61 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| V | 98 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| CU | 26 | PPM | XRF | |
| ZN | 68 | PPM | XRF | |
| ZR | 202 | PPM | XRF | |
| NB | 22 | PPM | XRF | |
| BA | 1377 | PPM | XRF | |
| RB | 135 | PPM | XRF | |
| SR | 543 | PPM | XRF | |
| PB | 22 | PPM | XRF | |
| TH | 20 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| LA | 60 | PPM | XRF | |
| CE | 98 | PPM | XRF |