Sample MB97-71
NavDat sample number 51893 · BASALT
Sample
| Sample ID | MB97-71 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 42.8036 |
|---|---|
| Longitude | -118.545 |
| Location | Miranda Flat |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 16.36 | 16.13 | 16.58 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.45 | WT% | DCPAES | |
| TIO2 | 2.72 | WT% | DCPAES | |
| AL2O3 | 15.52 | WT% | DCPAES | |
| FE2O3 | 15.02 | WT% | DCPAES | |
| MNO | 0.21 | WT% | DCPAES | |
| MGO | 5.81 | WT% | DCPAES | |
| CAO | 8.64 | WT% | DCPAES | |
| NA2O | 3.25 | WT% | DCPAES | |
| K2O | 1.09 | WT% | DCPAES | |
| P2O5 | 0.44 | WT% | DCPAES | |
| LOI | 0.27 | WT% | DCPAES | |
| TOTAL | 100.42 | WT% | DCPAES | |
| NI | 110 | PPM | XRF | |
| CR | 28 | PPM | XRF | |
| SC | 27.1 | PPM | XRF | |
| V | 389 | PPM | XRF | |
| BA | 441 | PPM | XRF | |
| RB | 17 | PPM | XRF | |
| SR | 471 | PPM | XRF | |
| ZR | 205 | PPM | XRF | |
| Y | 37 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| GA | 26.2 | PPM | XRF | |
| CU | 284 | PPM | XRF | |
| CO | 50 | PPM | XRF | |
| ZN | 126 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 37 | PPM | XRF | |
| U | 1.2 | PPM | XRF | |
| TH | 5.5 | 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