Sample 95ID-59
NavDat sample number 38624 · TRACHYANDESITE
Sample
| Sample ID | 95ID-59 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | fine grained, aphyric; microphenos of cpx; plag, cpx, opaques in g.m. |
Location
| Latitude | 44.4067 |
|---|---|
| Longitude | -114.04 |
| Location | Deer Gulch |
| 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 | 57.27 | WT% | XRF | |
| TIO2 | 0.99 | WT% | XRF | |
| AL2O3 | 16.25 | WT% | XRF | |
| FEOT | 7.67 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 4.33 | WT% | XRF | |
| CAO | 6.68 | WT% | XRF | |
| NA2O | 3.29 | WT% | XRF | |
| K2O | 3.06 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| LOI | 0.74 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 16 | PPM | XRF | |
| CR | 26 | PPM | XRF | |
| SC | 21 | PPM | XRF | |
| V | 174 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 15 | PPM | XRF | |
| ZN | 68 | PPM | XRF | |
| ZR | 228 | PPM | XRF | |
| NB | 20.6 | PPM | XRF | |
| BA | 858 | PPM | XRF | |
| RB | 98 | PPM | XRF | |
| SR | 520 | PPM | XRF | |
| PB | 6 | PPM | XRF | |
| TH | 6 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| LA | 38 | PPM | XRF | |
| CE | 74 | PPM | XRF |