Sample 95ID-19
NavDat sample number 38677 · DACITE
Sample
| Sample ID | 95ID-19 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of plag, biotite, cpx, opaques; cryptocrystalline g.m. |
Location
| Latitude | 44.49 |
|---|---|
| Longitude | -114.313 |
| 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 | 64.25 | WT% | XRF | |
| TIO2 | 0.76 | WT% | XRF | |
| AL2O3 | 16.39 | WT% | XRF | |
| FEOT | 4.26 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 2.38 | WT% | XRF | |
| CAO | 4.53 | WT% | XRF | |
| NA2O | 3.61 | WT% | XRF | |
| K2O | 3.44 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| LOI | 2.17 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 12 | PPM | XRF | |
| CR | 66 | PPM | XRF | |
| SC | 12 | PPM | XRF | |
| V | 101 | PPM | XRF | |
| GA | 21 | PPM | XRF | |
| CU | 9 | PPM | XRF | |
| ZN | 61 | PPM | XRF | |
| ZR | 201 | PPM | XRF | |
| NB | 16.6 | PPM | XRF | |
| BA | 1185 | PPM | XRF | |
| RB | 105 | PPM | XRF | |
| SR | 474 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| TH | 14 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| LA | 37 | PPM | XRF | |
| CE | 94 | PPM | XRF |