Sample MB97-40
NavDat sample number 51806 · BASALT
Sample
| Sample ID | MB97-40 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 42.7405 |
|---|---|
| Longitude | -118.426 |
| Location | Mickey Butte |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 15.51 | 15.23 | 15.79 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.36 | WT% | DCPAES | |
| TIO2 | 2.56 | WT% | DCPAES | |
| AL2O3 | 14.4 | WT% | DCPAES | |
| FE2O3 | 12.11 | WT% | DCPAES | |
| MNO | 0.19 | WT% | DCPAES | |
| MGO | 3.46 | WT% | DCPAES | |
| CAO | 6.78 | WT% | DCPAES | |
| NA2O | 3.42 | WT% | DCPAES | |
| K2O | 2.32 | WT% | DCPAES | |
| P2O5 | 0.65 | WT% | DCPAES | |
| LOI | 1.05 | WT% | DCPAES | |
| TOTAL | 100.3 | WT% | DCPAES | |
| NI | 12 | PPM | XRF | |
| CR | 11 | PPM | XRF | |
| SC | 24.9 | PPM | XRF | |
| V | 275 | PPM | XRF | |
| BA | 742 | PPM | XRF | |
| RB | 53 | PPM | XRF | |
| SR | 461 | PPM | XRF | |
| ZR | 270 | PPM | XRF | |
| Y | 43 | PPM | XRF | |
| NB | 17.6 | PPM | XRF | |
| GA | 25 | PPM | XRF | |
| CU | 162 | PPM | XRF | |
| CO | 28 | PPM | XRF | |
| ZN | 132 | PPM | XRF | |
| PB | 11 | PPM | XRF | |
| LA | 33 | PPM | XRF | |
| CE | 62 | PPM | XRF | |
| U | 1.6 | PPM | XRF | |
| TH | 7.8 | PPM | XRF |
References
- Brueseke, Matthew E; Heizler, Matthew T; Hart, William K; Mertzman,Stanley A (2007) Distribution and geochronology of Oregon Plateau (U.S.A.) flood basaltvolcanism; the Steens Basalt revisited. Journal of Volcanology and Geothermal Research, vol. 161, no. 3,pp.187-214, 15 Mar 2007 doi:10.1016/j.jvolgeores.2006.12.004