Sample 781
NavDat sample number 52936 · BASALT
Sample
| Sample ID | 781 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.66 |
|---|---|
| Longitude | -121.532 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.1 | WT% | XRF | |
| AL2O3 | 17.6 | WT% | XRF | |
| FEOT | 8.01 | WT% | XRF | |
| MGO | 6.73 | WT% | XRF | |
| CAO | 8.84 | WT% | XRF | |
| NA2O | 3.35 | WT% | XRF | |
| K2O | 0.95 | WT% | XRF | |
| TIO2 | 1.13 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 99.81 | WT% | XRF | |
| LOI | 0.16 | WT% | XRF | |
| NA2O | 3.46 | WT% | FPHOT | |
| K2O | 0.973 | WT% | FPHOT | |
| FEOT | 7.03 | WT% | WET | |
| H2O_PLUS | 0.48 | WT% | WET | |
| H2O_MINUS | 0.11 | WT% | WET | |
| CO2 | 0.04 | WT% | WET | |
| RB | 24 | PPM | XRF | |
| SR | 280 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| ZR | 135 | PPM | XRF | |
| NB | 4 | PPM | XRF | |
| BA | 240 | PPM | XRF | |
| SC | 28 | PPM | INAA | |
| CR | 51 | PPM | INAA | |
| CO | 36.4 | PPM | INAA | |
| ZN | 76 | PPM | INAA | |
| RB | 27 | PPM | INAA | |
| ZR | 120 | PPM | INAA | |
| CS | 1.34 | PPM | INAA | |
| BA | 251 | PPM | INAA | |
| LA | 9.3 | PPM | INAA | |
| CE | 19.9 | PPM | INAA | |
| ND | 14.2 | PPM | INAA | |
| SM | 3.83 | PPM | INAA | |
| EU | 1.11 | PPM | INAA | |
| GD | 3.7 | PPM | INAA | |
| TB | 0.69 | PPM | INAA | |
| TM | 0.37 | PPM | INAA | |
| YB | 2.83 | PPM | INAA | |
| LU | 0.422 | PPM | INAA | |
| HF | 3.18 | PPM | INAA | |
| TA | 0.36 | PPM | INAA | |
| TH | 2.85 | PPM | INAA | |
| U | 1.01 | PPM | INAA |