Sample 5LT55
NavDat sample number 31434 · BASALT
Sample
| Sample ID | 5LT55 |
|---|---|
| Rock name | BASALT |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Dike in volcanic neck |
Location
| Latitude | 39.58 |
|---|---|
| Longitude | -106.92 |
| 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 | 46.4 | WT% | WDXRF | |
| MGO | 8.85 | WT% | WDXRF | |
| TIO2 | 2.33 | WT% | WDXRF | |
| AL2O3 | 14.25 | WT% | WDXRF | |
| FE2O3 | 10.88 | WT% | WDXRF | |
| MNO | 0.17 | WT% | WDXRF | |
| CAO | 10.35 | WT% | WDXRF | |
| NA2O | 2.88 | WT% | WDXRF | |
| K2O | 2.84 | WT% | WDXRF | |
| P2O5 | 0.87 | WT% | WDXRF | |
| BA | 1447 | PPM | WDXRF | |
| BE | 2.1 | PPM | ICPAES | |
| CO | 73 | PPM | WDXRF | |
| CR | 163 | PPM | WDXRF | |
| CS | -1.4 | PPM | INAA | |
| HF | 6.4 | PPM | INAA | |
| NB | 77 | PPM | WDXRF | |
| NI | 135 | PPM | WDXRF | |
| RB | 75 | PPM | WDXRF | |
| SC | 21 | PPM | INAA | |
| SR | 1073 | PPM | WDXRF | |
| TA | 4.4 | PPM | INAA | |
| TH | 6 | PPM | INAA | |
| U | 1.9 | PPM | INAA | |
| V | 206 | PPM | WDXRF | |
| W | 3.1 | PPM | INAA | |
| Y | 29 | PPM | WDXRF | |
| ZN | 129 | PPM | WDXRF | |
| ZR | 258 | PPM | WDXRF | |
| LA | 55 | PPM | INAA | |
| CE | 111 | PPM | INAA | |
| ND | 53 | PPM | INAA | |
| SM | 9.8 | PPM | INAA | |
| EU | 2.84 | PPM | INAA | |
| TB | 1.14 | PPM | INAA | |
| YB | 2.08 | PPM | INAA | |
| LU | 0.24 | PPM | INAA | |
| SR87_SR86 | 0.70435 | 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