Sample 640
NavDat sample number 52901 · BASALT
Sample
| Sample ID | 640 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.855 |
|---|---|
| Longitude | -121.387 |
| 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 | 48 | WT% | XRF | |
| AL2O3 | 17.9 | WT% | XRF | |
| FEOT | 9.66 | WT% | XRF | |
| MGO | 8.52 | WT% | XRF | |
| CAO | 10.43 | WT% | XRF | |
| NA2O | 3.14 | WT% | XRF | |
| K2O | 0.56 | WT% | XRF | |
| TIO2 | 1.28 | WT% | XRF | |
| P2O5 | 0.28 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| TOTAL | 99.77 | WT% | XRF | |
| RB | 11 | PPM | XRF | |
| SR | 378 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| ZR | 112 | PPM | XRF | |
| NB | 12 | PPM | XRF | |
| BA | 157 | PPM | XRF | |
| NI | 140 | PPM | XRF | |
| CU | 60 | PPM | XRF | |
| ZN | 70 | PPM | XRF | |
| SC | 33.6 | PPM | INAA | |
| CR | 153 | PPM | INAA | |
| CO | 46.3 | PPM | INAA | |
| RB | 9 | PPM | INAA | |
| SR | 393 | PPM | INAA | |
| ZR | 110 | PPM | INAA | |
| BA | 165 | PPM | INAA | |
| LA | 9.4 | PPM | INAA | |
| CE | 20.3 | PPM | INAA | |
| ND | 11.6 | PPM | INAA | |
| SM | 3.22 | PPM | INAA | |
| EU | 1.19 | PPM | INAA | |
| GD | 3.5 | PPM | INAA | |
| TB | 0.622 | PPM | INAA | |
| DY | 3.89 | PPM | INAA | |
| TM | 0.38 | PPM | INAA | |
| YB | 2.53 | PPM | INAA | |
| LU | 0.374 | PPM | INAA | |
| HF | 2.29 | PPM | INAA | |
| TA | 0.69 | PPM | INAA | |
| TH | 0.67 | PPM | INAA | |
| U | 0.28 | PPM | INAA | |
| MN | 1300 | PPM | INAA |