Sample 95ID-24
NavDat sample number 38655 · TRACHYANDESITE
Sample
| Sample ID | 95ID-24 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of plag, cpx, opx, opaques, bio; cryptocrystalline g.m. |
Location
| Latitude | 44.5183 |
|---|---|
| Longitude | -114.277 |
| Location | Garden Creek |
| State / province | Idaho |
| Volcanic field | Tdf, 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 | 64.14 | WT% | XRF | |
| TIO2 | 0.73 | WT% | XRF | |
| AL2O3 | 15.53 | WT% | XRF | |
| FEOT | 4.64 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 2.93 | WT% | XRF | |
| CAO | 4.68 | WT% | XRF | |
| NA2O | 3.43 | WT% | XRF | |
| K2O | 3.6 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| LOI | 1.07 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 11 | PPM | XRF | |
| CR | 66 | PPM | XRF | |
| SC | 10 | PPM | XRF | |
| V | 84 | PPM | XRF | |
| GA | 21 | PPM | XRF | |
| CU | 7 | PPM | XRF | |
| ZN | 62 | PPM | XRF | |
| ZR | 204 | PPM | XRF | |
| NB | 17.4 | PPM | XRF | |
| BA | 1128 | PPM | XRF | |
| RB | 113 | PPM | XRF | |
| SR | 493 | PPM | XRF | |
| PB | 16 | PPM | XRF | |
| TH | 15 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 83 | PPM | XRF |