Sample 95ID-34B
NavDat sample number 38602
Sample
| Sample ID | 95ID-34B |
|---|---|
| Rock type | VOLCANIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of olivine, cpx; significant glass component in g.m.; more alteration than 95ID-34B |
Location
| Latitude | 44.5633 |
|---|---|
| Longitude | -114.282 |
| Location | Challis Creek; same locality as 95ID-34A |
| 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 | 54.1 | WT% | XRF | |
| TIO2 | 0.83 | WT% | XRF | |
| AL2O3 | 10.07 | WT% | XRF | |
| FEOT | 8.82 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 10.45 | WT% | XRF | |
| CAO | 9.87 | WT% | XRF | |
| NA2O | 2.49 | WT% | XRF | |
| K2O | 2.89 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| LOI | 2.86 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 171 | PPM | XRF | |
| CR | 785 | PPM | XRF | |
| SC | 23 | PPM | XRF | |
| V | 185 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 110 | PPM | XRF | |
| ZN | 74 | PPM | XRF | |
| BA | 773 | PPM | ICPMS | |
| RB | 81.9 | PPM | ICPMS | |
| SR | 518 | PPM | ICPMS | |
| U | 1.6 | PPM | ICPMS | |
| PB | 10.13 | PPM | ICPMS | |
| CS | 1.3 | PPM | ICPMS | |
| TH | 5.55 | PPM | ICPMS | |
| ZR | 153 | PPM | XRF | |
| Y | 22.26 | PPM | ICPMS | |
| NB | 12.65 | PPM | XRF | |
| HF | 3.91 | PPM | ICPMS | |
| TA | 0.72 | PPM | ICPMS | |
| LA | 28.67 | PPM | ICPMS | |
| CE | 55.08 | PPM | ICPMS | |
| PR | 6.48 | PPM | ICPMS | |
| ND | 26.49 | PPM | ICPMS | |
| SM | 6.02 | PPM | ICPMS | |
| EU | 1.57 | PPM | ICPMS | |
| GD | 4.87 | PPM | ICPMS | |
| TB | 0.76 | PPM | ICPMS | |
| DY | 4.45 | PPM | ICPMS | |
| HO | 0.83 | PPM | ICPMS | |
| ER | 2.26 | PPM | ICPMS | |
| TM | 0.3 | PPM | ICPMS | |
| YB | 1.83 | PPM | ICPMS | |
| LU | 0.29 | PPM | ICPMS |