Sample D85-67
NavDat sample number 18290 · BASALT
Sample
| Sample ID | D85-67 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 39.7 |
|---|---|
| Longitude | -120.483 |
| State / province | California |
| Volcanic field | Tahoe |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8.25 | 5.3 | 11.2 | Late Miocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 49.79 | WT% | XRF | |
| TIO2 | 0.82 | WT% | XRF | |
| AL2O3 | 16.51 | WT% | XRF | |
| FE2O3 | 9.42 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 9.65 | WT% | XRF | |
| CAO | 9.04 | WT% | XRF | |
| NA2O | 2.66 | WT% | XRF | |
| K2O | 0.98 | WT% | XRF | |
| P2O5 | 0.18 | WT% | XRF | |
| TOTAL | 99.2 | WT% | XRF | |
| BA | 55 | PPM | XRF | |
| CO | 44 | PPM | XRF | |
| CR | 533 | PPM | XRF | |
| CS | 0.5 | PPM | INAA | |
| CU | 59 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 198 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| RB | 19 | PPM | XRF | |
| SC | 32 | PPM | INAA | |
| SR | 428 | PPM | XRF | |
| TA | 0.28 | PPM | INAA | |
| TH | 3.56 | PPM | INAA | |
| U | 1.48 | PPM | INAA | |
| V | 204 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZN | 72 | PPM | XRF | |
| ZR | 82 | PPM | XRF | |
| LA | 16 | PPM | INAA | |
| CE | 28 | PPM | INAA | |
| ND | 19 | PPM | INAA | |
| SM | 3.99 | PPM | INAA | |
| EU | 1.27 | PPM | INAA | |
| GD | 6.1 | PPM | XRF | |
| TB | 0.6 | PPM | INAA | |
| HO | 1.34 | PPM | XRF | |
| TM | 0.2 | PPM | XRF | |
| YB | 2.04 | PPM | INAA | |
| LU | 0.37 | PPM | INAA | |
| HF | 2.36 | PPM | INAA | |
| SR87_SR86 | 0.70471 | MS | ||
| ND143_ND144 | 0.5127 | MS | ||
| PB206_PB204 | 19.037 | MS | ||
| PB207_PB204 | 15.633 | MS | ||
| PB208_PB204 | 38.781 | MS |