Sample 65L-32
NavDat sample number 1629 · BASALT
Sample
| Sample ID | 65L-32 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Dense fine-grained groundmass, with about 40% phenocrysts of plagioclase, clinopyroxene, and olvine. Southwest side of Race Creek |
Location
| Latitude | 37.5333 |
|---|---|
| Longitude | -106.567 |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 23.4 | 22.4 | 24.4 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.7 | WT% | RAPID_ROCK | |
| AL2O3 | 17.3 | WT% | RAPID_ROCK | |
| FE2O3 | 5.8 | WT% | RAPID_ROCK | |
| FEO | 4 | WT% | RAPID_ROCK | |
| MGO | 4 | WT% | RAPID_ROCK | |
| CAO | 7.4 | WT% | RAPID_ROCK | |
| NA2O | 3.55 | WT% | FPHOT | |
| K2O | 2.35 | WT% | FPHOT | |
| H2O_MINUS | 0.77 | WT% | RAPID_ROCK | |
| H2O | 0.72 | WT% | RAPID_ROCK | |
| TIO2 | 1.4 | WT% | RAPID_ROCK | |
| P2O5 | 0.51 | WT% | RAPID_ROCK | |
| MNO | 0.14 | WT% | RAPID_ROCK | |
| TOTAL | 99.84 | WT% | RAPID_ROCK | |
| BA | 700 | PPM | SPEC | |
| BE | -1 | PPM | SPEC | |
| CE | 100 | PPM | SPEC | |
| CO | 30 | PPM | SPEC | |
| CR | 150 | PPM | SPEC | |
| CU | 50 | PPM | SPEC | |
| GA | 15 | PPM | SPEC | |
| LA | 100 | PPM | SPEC | |
| MO | 3 | PPM | SPEC | |
| PB | 15 | PPM | SPEC | |
| SC | 30 | PPM | SPEC | |
| SR | 1500 | PPM | SPEC | |
| V | 200 | PPM | SPEC | |
| Y | 50 | PPM | SPEC | |
| YB | 5 | PPM | SPEC | |
| ZR | 150 | PPM | SPEC |