Sample AZ_21
NavDat sample number 21857 · BASALT
Sample
| Sample ID | AZ_21 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 35.5 |
|---|---|
| Longitude | -109.5 |
| Location | Hopi Buttes |
| State / province | Arizona |
| Location comment | Colorado Plateau |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8 | 0 | 17 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 41.54 | WT% | XRF | |
| TIO2 | 4.21 | WT% | XRF | |
| AL2O3 | 11.5 | WT% | XRF | |
| FE2O3 | 14.09 | WT% | XRF | |
| MNO | 0.18 | WT% | XRF | |
| MGO | 9.57 | WT% | XRF | |
| CAO | 11.01 | WT% | XRF | |
| NA2O | 2.91 | WT% | XRF | |
| K2O | 2.23 | WT% | XRF | |
| P2O5 | 1.14 | WT% | XRF | |
| TOTAL | 98.37 | WT% | XRF | |
| V | 275 | PPM | XRF | |
| BE | 1187 | PPM | XRF | |
| SC | 20 | PPM | XRF | |
| LA | 79 | PPM | XRF | |
| ND | 86 | PPM | XRF | |
| CE | 177 | PPM | XRF | |
| CR | 229 | PPM | XRF | |
| NI | 185 | PPM | XRF | |
| CU | 72 | PPM | XRF | |
| ZN | 134 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| TH | 8 | PPM | XRF | |
| RB | 35 | PPM | XRF | |
| SR | 1486 | PPM | XRF | |
| Y | 32 | PPM | XRF | |
| ZR | 435 | PPM | XRF | |
| NB | 85 | PPM | XRF | |
| SR87_SR86 | 0.70464 | TIMS | ||
| ND143_ND144 | 0.51283 | TIMS | ||
| PB206_PB204 | 18.922 | TIMS | ||
| PB207_PB204 | 15.564 | TIMS | ||
| PB208_PB204 | 38.536 | TIMS |
References
- Kempton, P D; Fitton, J G; Hawkesworth, C J; Ormerod, D S (1991) Isotopic and trace element constraints on the composition and evolution of the lithosphere beneath the Southwestern United States. Journal of Geophysical Research, B, Solid Earth and Planets. 96; 8, Pages 13,713-13,735. 1991. doi:10.1029/91JB00373