Sample 487
NavDat sample number 52879 · BASALT
Sample
| Sample ID | 487 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.52 |
|---|---|
| Longitude | -121.76 |
| 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 | 54.7 | WT% | XRF | |
| AL2O3 | 16.7 | WT% | XRF | |
| FEOT | 7.45 | WT% | XRF | |
| MGO | 7.72 | WT% | XRF | |
| CAO | 8.41 | WT% | XRF | |
| NA2O | 3.2 | WT% | XRF | |
| K2O | 0.84 | WT% | XRF | |
| TIO2 | 0.77 | WT% | XRF | |
| P2O5 | 0.16 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| TOTAL | 99.81 | WT% | XRF | |
| LOI | 0.37 | WT% | XRF | |
| NA2O | 3.31 | WT% | FPHOT | |
| K2O | 0.85 | WT% | FPHOT | |
| RB | 18 | PPM | XRF | |
| SR | 405 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZR | 96 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| BA | 250 | PPM | XRF | |
| NI | 156 | PPM | XRF | |
| CU | 40 | PPM | XRF | |
| ZN | 45 | PPM | XRF | |
| CR | 364 | PPM | XRF | |
| SC | 25.1 | PPM | INAA | |
| CR | 430 | PPM | INAA | |
| CO | 35 | PPM | INAA | |
| ZN | 81 | PPM | INAA | |
| RB | 19 | PPM | INAA | |
| SR | 457 | PPM | INAA | |
| ZR | -160 | PPM | INAA | |
| SB | -0.4 | PPM | INAA | |
| CS | 0.54 | PPM | INAA | |
| BA | 309 | PPM | INAA | |
| LA | 7.6 | PPM | INAA | |
| CE | 16.8 | PPM | INAA | |
| ND | 9.7 | PPM | INAA | |
| SM | 2.74 | PPM | INAA | |
| EU | 0.841 | PPM | INAA | |
| TB | 0.48 | PPM | INAA | |
| YB | 1.67 | PPM | INAA | |
| LU | 0.24 | PPM | INAA | |
| HF | 2.08 | PPM | INAA | |
| TA | 0.2 | PPM | INAA | |
| TH | 1.73 | PPM | INAA | |
| U | 0.61 | PPM | INAA |