Sample 5LT109
NavDat sample number 31453 · BASALT
Sample
| Sample ID | 5LT109 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Bomb in volcanic neck |
Location
| Latitude | 38.92 |
|---|---|
| Longitude | -106.83 |
| 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 | 50.54 | WT% | WDXRF | |
| MGO | 7.31 | WT% | WDXRF | |
| TIO2 | 2.21 | WT% | WDXRF | |
| AL2O3 | 14.32 | WT% | WDXRF | |
| FE2O3 | 10.29 | WT% | WDXRF | |
| MNO | 0.133 | WT% | WDXRF | |
| CAO | 9.17 | WT% | WDXRF | |
| NA2O | 4.02 | WT% | WDXRF | |
| K2O | 1.86 | WT% | WDXRF | |
| P2O5 | 0.69 | WT% | WDXRF | |
| BA | 1691 | PPM | WDXRF | |
| CR | 184 | PPM | WDXRF | |
| CS | 8.2 | PPM | INAA | |
| HF | 5.9 | PPM | INAA | |
| NB | 67 | PPM | WDXRF | |
| NI | 142 | PPM | WDXRF | |
| RB | 134 | PPM | WDXRF | |
| SR | 1039 | PPM | WDXRF | |
| TA | 4 | PPM | INAA | |
| TH | 7 | PPM | INAA | |
| U | 1.9 | PPM | INAA | |
| V | 199 | PPM | WDXRF | |
| W | 6.1 | PPM | INAA | |
| Y | 26 | PPM | WDXRF | |
| ZN | 95 | PPM | WDXRF | |
| ZR | 260 | PPM | WDXRF | |
| LA | 57 | PPM | INAA | |
| CE | 117 | PPM | INAA | |
| ND | 55 | PPM | INAA | |
| SM | 8.8 | PPM | INAA | |
| EU | 2.53 | PPM | INAA | |
| GD | 8.2 | PPM | INAA | |
| TB | 1.07 | PPM | INAA | |
| YB | 2.24 | PPM | INAA | |
| LU | 0.41 | PPM | INAA |
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