Sample Tpa
NavDat sample number 8955 · ANDESITE
Sample
| Sample ID | Tpa |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Volcanics of Powerline Rd |
Location
| Latitude | 36.01 |
|---|---|
| Longitude | -114.91 |
| Location | River Mountains |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 13 | 12 | 15 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.52 | WT% | ICP | |
| TIO2 | 0.9 | WT% | ICP | |
| AL2O3 | 15.81 | WT% | ICP | |
| FE2O3 | 9.21 | WT% | ICP | |
| MGO | 3.89 | WT% | ICP | |
| MNO | 0.11 | WT% | ICP | |
| CAO | 6.05 | WT% | ICP | |
| NA2O | 3.74 | WT% | ICP | |
| K2O | 2.41 | WT% | ICP | |
| P2O5 | 0.59 | WT% | ICP | |
| LOI | 1.03 | WT% | ICP | |
| TOTAL | 100.24 | WT% | ICP | |
| BA | 2355.95 | PPM | ICP | |
| CR | 88.06 | PPM | ICP | |
| RB | 99.63 | PPM | XRF | |
| SC | 14.64 | PPM | INAA | |
| SR | 874 | PPM | XRF | |
| TH | 16.02 | PPM | INAA | |
| ZR | 374 | PPM | ICP | |
| LA | 120.24 | PPM | INAA | |
| CE | 258.52 | PPM | INAA | |
| ND | 105.55 | PPM | INAA | |
| SM | 13.58 | PPM | INAA | |
| EU | 3.33 | PPM | INAA | |
| TB | 1.63 | PPM | INAA | |
| YB | 2.37 | PPM | INAA | |
| LU | 0.37 | PPM | INAA | |
| HF | 7.95 | PPM | ICP |