Sample 5LT83
NavDat sample number 31441 · BASALT
Sample
| Sample ID | 5LT83 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Bomb in volcanic neck |
Location
| Latitude | 39.25 |
|---|---|
| Longitude | -106.88 |
| Location | YAMPA AREA |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8.75 | 7.5 | 10 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 46.1 | WT% | WDXRF | |
| MGO | 5.66 | WT% | WDXRF | |
| TIO2 | 1.97 | WT% | WDXRF | |
| AL2O3 | 13.34 | WT% | WDXRF | |
| FE2O3 | 9.47 | WT% | WDXRF | |
| MNO | 0.15 | WT% | WDXRF | |
| CAO | 17.15 | WT% | WDXRF | |
| NA2O | 2.07 | WT% | WDXRF | |
| K2O | 2.58 | WT% | WDXRF | |
| P2O5 | 0.76 | WT% | WDXRF | |
| BA | 1419 | PPM | WDXRF | |
| CR | 279 | PPM | WDXRF | |
| HF | 5.8 | PPM | INAA | |
| NB | 53 | PPM | WDXRF | |
| NI | 240 | PPM | WDXRF | |
| RB | 140 | PPM | WDXRF | |
| SR | 872 | PPM | WDXRF | |
| TA | 2.96 | PPM | INAA | |
| TH | 5.9 | PPM | INAA | |
| U | 1.4 | PPM | INAA | |
| V | 194 | PPM | WDXRF | |
| Y | 24 | PPM | WDXRF | |
| ZN | 85 | PPM | WDXRF | |
| ZR | 211 | PPM | WDXRF | |
| LA | 46 | PPM | INAA | |
| CE | 102 | PPM | INAA | |
| ND | 45 | PPM | INAA | |
| SM | 8.7 | PPM | INAA | |
| EU | 2.42 | PPM | INAA | |
| TB | 0.95 | PPM | INAA | |
| YB | 1.74 | PPM | INAA | |
| LU | 0.23 | PPM | INAA | |
| SR87_SR86 | 0.70451 | TIMS |
References
- Leat, P T; Thompson, R N; Morrison, M A; Hendry, G L; Dickin, A P (1991) Alkaline hybrid mafic magmas of the Yampa area, NW Colorado, and their relationship to the Yellowstone mantle plume and lithospheric mantle domains. Contributions to Mineralogy and Petrology. 107; 3, Pages 310-327. 1991. . doi:10.1007/BF00325101