← Search
Sample 27-172B
NavDat sample number 11126 · LATITE
Sample
| Sample ID | 27-172B |
|---|
| Rock name | LATITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | phenocrysts of plagioclase, sanidine, salite, hastingsite; aphanitic to fine grained groundmass of sanidine microlites and cryptocrystalline albite, oligoclase, anorthoclase, and analcime |
|---|
Location
| Latitude | 44.4651 |
|---|
| Longitude | -104.409 |
|---|
| Location | Bear Lodge Mountains |
|---|
| State / province | Wyoming |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 44 |
|
38 |
50 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.97 | | WT% | XRF |
| AL2O3 | 17.35 | | WT% | XRF |
| FE2O3T | 3.8 | | WT% | XRF |
| MGO | 0.43 | | WT% | XRF |
| CAO | 2.79 | | WT% | XRF |
| NA2O | 6.05 | | WT% | XRF |
| K2O | 4.76 | | WT% | XRF |
| TIO2 | 0.71 | | WT% | XRF |
| P2O5 | 0.25 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| TOTAL | 95.23 | | WT% | XRF |
