Sample DM-98-35
NavDat sample number 44110 · BASANITE
Sample
| Sample ID | DM-98-35 |
|---|---|
| Rock name | BASANITE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Mafic sill north of North Lake sill sequence |
Location
| Latitude | 37.2531 |
|---|---|
| Longitude | -105.037 |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 21.92 | 21.36 | 22.48 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 52.072 | WT% | WDXRF | |
| AL2O3 | 15.339 | WT% | WDXRF | |
| FE2O3 | 7.23 | WT% | WDXRF | |
| MGO | 3.52 | WT% | WDXRF | |
| CAO | 5.64 | WT% | WDXRF | |
| NA2O | 3.82 | WT% | WDXRF | |
| K2O | 3.24 | WT% | WDXRF | |
| TIO2 | 1.66 | WT% | WDXRF | |
| P2O5 | 0.85 | WT% | WDXRF | |
| MNO | 0.1 | WT% | WDXRF | |
| RB | 75.4 | PPM | INAA | |
| SR | 728 | PPM | INAA | |
| CS | 0.93 | PPM | INAA | |
| BA | 2640 | PPM | INAA | |
| TH | 14.5 | PPM | INAA | |
| U | 4.6 | PPM | INAA | |
| ZR | 332 | PPM | INAA | |
| SR87_SR86 | 0.704561 | TIMS | ||
| ND143_ND144 | 0.512449 | TIMS |