Sample BRF1
NavDat sample number 54500 · VITROPHERE
Sample
| Sample ID | BRF1 |
|---|---|
| Rock name | VITROPHERE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Bacon Rind flat, Washoe county, Nevada [NE 1/4, SW 1/4, NE 1/4, SE 1/4, Sec 24, T22N, R20E] about 80 m southwest of hill 1451. Densely welded basal vitrophyre of the lower phase; upper phase present. |
Location
| Latitude | 39.7595 |
|---|---|
| Longitude | -119.688 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 25.16 | 19.21 | 31.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 71.69 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 12.68 | WT% | XRF | |
| FEO | 1.8 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | -0.4 | WT% | XRF | |
| CAO | 0.62 | WT% | XRF | |
| NA2O | 3.3 | WT% | XRF | |
| K2O | 5.11 | WT% | XRF | |
| P2O5 | -0.07 | WT% | XRF | |
| S | 49 | PPM | XRF | |
| CL | 546 | PPM | XRF | |
| CU | -5 | PPM | XRF | |
| ZN | 101 | PPM | XRF | |
| GA | 23 | PPM | XRF | |
| RB | 198 | PPM | XRF | |
| SR | 31 | PPM | XRF | |
| Y | 47 | PPM | XRF | |
| ZR | 390 | PPM | XRF | |
| NB | 30 | PPM | XRF | |
| CS | 6 | PPM | XRF | |
| BA | 196 | PPM | XRF | |
| PB | 50 | PPM | XRF | |
| TH | 29 | PPM | XRF | |
| LA | 75 | PPM | XRF | |
| CE | 141 | PPM | XRF | |
| PR | 20 | PPM | XRF | |
| ND | 67 | PPM | XRF | |
| SM | 13 | PPM | XRF |