Sample 5LT91
NavDat sample number 31460 · BASALT
Sample
| Sample ID | 5LT91 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 39.13 |
|---|---|
| Longitude | -106.82 |
| 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 | 45.77 | WT% | WDXRF | |
| MGO | 8.56 | WT% | WDXRF | |
| TIO2 | 2.7 | WT% | WDXRF | |
| AL2O3 | 14.78 | WT% | WDXRF | |
| FE2O3 | 12.85 | WT% | WDXRF | |
| MNO | 0.19 | WT% | WDXRF | |
| CAO | 9.69 | WT% | WDXRF | |
| NA2O | 4.46 | WT% | WDXRF | |
| K2O | 1.02 | WT% | WDXRF | |
| P2O5 | 0.79 | WT% | WDXRF | |
| BA | 1119 | PPM | WDXRF | |
| CR | 195 | PPM | WDXRF | |
| CS | -1.5 | PPM | INAA | |
| HF | 7 | PPM | INAA | |
| NB | 76 | PPM | WDXRF | |
| NI | 130 | PPM | WDXRF | |
| RB | 61 | PPM | WDXRF | |
| SC | 23.2 | PPM | INAA | |
| SR | 840 | PPM | WDXRF | |
| TA | 4.7 | PPM | INAA | |
| TH | 4.6 | PPM | INAA | |
| U | 1.2 | PPM | INAA | |
| V | 229 | PPM | WDXRF | |
| W | 6.7 | PPM | INAA | |
| Y | 30 | PPM | WDXRF | |
| ZN | 104 | PPM | WDXRF | |
| ZR | 272 | PPM | WDXRF | |
| LA | 45 | PPM | INAA | |
| CE | 94 | PPM | INAA | |
| ND | 44 | PPM | INAA | |
| SM | 9.4 | PPM | INAA | |
| EU | 2.86 | PPM | INAA | |
| TB | 1.19 | PPM | INAA | |
| YB | 1.88 | PPM | INAA | |
| LU | 0.23 | 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