Sample 95ID-71
NavDat sample number 38636
Sample
| Sample ID | 95ID-71 |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of cpx, plag, opx, and oliv; some secondary carbonate in g.m. |
Location
| Latitude | 44.1783 |
|---|---|
| Longitude | -114.213 |
| Location | Road Creek |
| 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 | 58.04 | WT% | XRF | |
| TIO2 | 0.74 | WT% | XRF | |
| AL2O3 | 13.57 | WT% | XRF | |
| FEOT | 6.76 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 7.03 | WT% | XRF | |
| CAO | 6.96 | WT% | XRF | |
| NA2O | 2.85 | WT% | XRF | |
| K2O | 3.56 | WT% | XRF | |
| P2O5 | 0.37 | WT% | XRF | |
| LOI | 2.72 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 125 | PPM | XRF | |
| CR | 460 | PPM | XRF | |
| SC | 19 | PPM | XRF | |
| V | 150 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 44 | PPM | XRF | |
| ZN | 76 | PPM | XRF | |
| BA | 1512 | PPM | ICPMS | |
| RB | 109.3 | PPM | ICPMS | |
| SR | 647 | PPM | ICPMS | |
| U | 3.84 | PPM | ICPMS | |
| PB | 18.97 | PPM | ICPMS | |
| CS | 2.68 | PPM | ICPMS | |
| TH | 11.16 | PPM | ICPMS | |
| ZR | 170 | PPM | XRF | |
| Y | 19.98 | PPM | ICPMS | |
| NB | 16.73 | PPM | XRF | |
| HF | 4.22 | PPM | ICPMS | |
| TA | 1.04 | PPM | ICPMS | |
| LA | 40.92 | PPM | ICPMS | |
| CE | 71.5 | PPM | ICPMS | |
| PR | 7.71 | PPM | ICPMS | |
| ND | 30.04 | PPM | ICPMS | |
| SM | 6.17 | PPM | ICPMS | |
| EU | 1.64 | PPM | ICPMS | |
| GD | 4.69 | PPM | ICPMS | |
| TB | 0.69 | PPM | ICPMS | |
| DY | 3.8 | PPM | ICPMS | |
| HO | 0.72 | PPM | ICPMS | |
| ER | 1.92 | PPM | ICPMS | |
| TM | 0.27 | PPM | ICPMS | |
| YB | 1.63 | PPM | ICPMS | |
| LU | 0.26 | PPM | ICPMS |