Sample L82-98
NavDat sample number 18312 · TRACHYANDESITE
Sample
| Sample ID | L82-98 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.1833 |
|---|---|
| Longitude | -118.2 |
| State / province | Nevada |
| Volcanic field | Mina |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 17.3 | 15.57 | 19.03 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.09 | WT% | XRF | |
| TIO2 | 0.86 | WT% | XRF | |
| AL2O3 | 16.51 | WT% | XRF | |
| FE2O3 | 5.97 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 3.03 | WT% | XRF | |
| CAO | 5.16 | WT% | XRF | |
| NA2O | 3.76 | WT% | XRF | |
| K2O | 3.59 | WT% | XRF | |
| P2O5 | 0.43 | WT% | XRF | |
| TOTAL | 99.5 | WT% | XRF | |
| BA | 1610 | PPM | XRF | |
| CR | 57 | PPM | XRF | |
| CU | 23 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| NI | 23 | PPM | XRF | |
| PB | 22 | PPM | XRF | |
| RB | 68 | PPM | XRF | |
| SC | 13 | PPM | INAA | |
| SR | 7.67 | PPM | XRF | |
| V | 115 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| ZN | 74 | PPM | XRF | |
| ZR | 276 | PPM | XRF | |
| LA | 42 | PPM | INAA | |
| CE | 86 | PPM | INAA | |
| ND | 39 | PPM | INAA |