Sample 72-12A
NavDat sample number 4484 · BASALT
Sample
| Sample ID | 72-12A |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | nearly aphyric flow segregation |
Location
| Latitude | 42.9456 |
|---|---|
| Longitude | -114.814 |
| State / province | Idaho |
| Volcanic field | McKinney Basalt |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.25 | 0.01 | 0.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.3 | WT% | XRF | |
| TIO2 | 4.24 | WT% | XRF | |
| AL2O3 | 13.2 | WT% | XRF | |
| FE2O3 | 1.15 | WT% | XRF | |
| FEO | 13.95 | WT% | XRF | |
| MNO | 0.25 | WT% | XRF | |
| MGO | 5.52 | WT% | XRF | |
| CAO | 9.58 | WT% | XRF | |
| NA2O | 2.56 | WT% | XRF | |
| K2O | 0.93 | WT% | XRF | |
| P2O5 | 0.72 | WT% | XRF | |
| H2O_PLUS | 0.03 | WT% | XRF | |
| H2O_MINUS | 0.06 | WT% | XRF | |
| CO2 | 0.03 | WT% | XRF | |
| TOTAL | 99.52 | WT% | XRF | |
| NI | 35 | PPM | XRF | |
| CO | 44 | PPM | XRF | |
| SC | 39 | PPM | XRF | |
| CR | 189 | PPM | XRF | |
| BA | 440 | PPM | XRF | |
| SR | 315 | PPM | XRF | |
| RB | 20 | PPM | XRF | |
| TA | 2.1 | PPM | XRF | |
| HF | 7.7 | PPM | XRF | |
| ZR | 347 | PPM | XRF | |
| TH | 2.5 | PPM | XRF | |
| LA | 31 | PPM | XRF | |
| CE | 69 | PPM | XRF | |
| SM | 10.1 | PPM | XRF | |
| EU | 3.28 | PPM | XRF | |
| TB | 1.54 | PPM | XRF | |
| YB | 4.42 | PPM | XRF | |
| LU | 0.73 | PPM | XRF |