Sample 95ID-48
NavDat sample number 38663 · DACITE
Sample
| Sample ID | 95ID-48 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | fine grained porphyritic with phenos of plag, cpx, opx, bio, opaq; cryptocrystalline g.m. |
Location
| Latitude | 44.505 |
|---|---|
| Longitude | -114.133 |
| Location | Leaton Gulch; same locality as 95ID-46 |
| 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 | 64.2 | WT% | XRF | |
| TIO2 | 0.75 | WT% | XRF | |
| AL2O3 | 15.45 | WT% | XRF | |
| FEOT | 4.72 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 3.08 | WT% | XRF | |
| CAO | 4.93 | WT% | XRF | |
| NA2O | 3.9 | WT% | XRF | |
| K2O | 2.64 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| LOI | 1.63 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 16 | PPM | XRF | |
| CR | 70 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| V | 92 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 20 | PPM | XRF | |
| ZN | 67 | PPM | XRF | |
| ZR | 202 | PPM | XRF | |
| NB | 20 | PPM | XRF | |
| BA | 1109 | PPM | XRF | |
| RB | 115 | PPM | XRF | |
| SR | 492 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| TH | 15 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| LA | 50 | PPM | XRF | |
| CE | 91 | PPM | XRF |