Sample US111
NavDat sample number 17520 · BASALT
Sample
| Sample ID | US111 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 39.97 |
|---|---|
| Longitude | -106.7 |
| Location | McCoy |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.64 | 0.576 | 0.704 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.78 | WT% | XRF | |
| TIO2 | 1.86 | WT% | XRF | |
| AL2O3 | 16.03 | WT% | XRF | |
| FE2O3 | 10.91 | WT% | XRF | |
| MNO | 0.166 | WT% | XRF | |
| MGO | 6.47 | WT% | XRF | |
| CAO | 9.13 | WT% | XRF | |
| NA2O | 4.09 | WT% | XRF | |
| K2O | 2.53 | WT% | XRF | |
| P2O5 | 1.03 | WT% | XRF | |
| BA | 2363 | PPM | XRF | |
| BE | 1.8 | PPM | ICPAES | |
| CR | 117 | PPM | INAA | |
| CS | 2.4 | PPM | INAA | |
| HF | 6.2 | PPM | INAA | |
| NB | 43 | PPM | XRF | |
| NI | 53 | PPM | XRF | |
| RB | 67 | PPM | XRF | |
| SC | 23 | PPM | INAA | |
| SR | 1421 | PPM | XRF | |
| TA | 2.42 | PPM | INAA | |
| TH | 6.3 | PPM | INAA | |
| U | 1.3 | PPM | INAA | |
| V | 222 | PPM | XRF | |
| Y | 34 | PPM | XRF | |
| ZR | 241 | PPM | XRF | |
| LA | 77 | PPM | INAA | |
| CE | 138 | PPM | INAA | |
| ND | 71 | PPM | INAA | |
| SM | 12.2 | PPM | INAA | |
| EU | 3.28 | PPM | INAA | |
| TB | 1.29 | PPM | INAA | |
| YB | 2.71 | PPM | INAA | |
| LU | 0.35 | PPM | INAA | |
| ND143_ND144 | 0.512345 | MS | ||
| SR87_SR86 | 0.704719 | MS |
References
- Leat, P T; Thompson, R N; Dickin, A N; Morrison, M A; Hendry, G L (1989) Quaternary volcanism in northwestern Colorado; implications for the roles of asthenosphere and lithosphere in the genesis of continental basalts. Journal of Volcanology and Geothermal Research. 37; 3-4, Pages 291-310. 1989. . doi:10.1016/0377-0273(89)90085-1