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Sample 27-192A
NavDat sample number 11127 · LATITE
Sample
| Sample ID | 27-192A |
|---|
| 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 | 44.4631 |
|---|
| Longitude | -104.412 |
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| Location | Bear Lodge Mountains |
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| State / province | Wyoming |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 44 |
|
38 |
50 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.47 | | WT% | XRF |
| AL2O3 | 17.15 | | WT% | XRF |
| FE2O3T | 4.13 | | WT% | XRF |
| MGO | 0.37 | | WT% | XRF |
| CAO | 0.41 | | WT% | XRF |
| NA2O | 6.55 | | WT% | XRF |
| K2O | 3.6 | | WT% | XRF |
| TIO2 | 0.89 | | WT% | XRF |
| P2O5 | 0.18 | | WT% | XRF |
| MNO | 0 | | WT% | XRF |
| TOTAL | 93.75 | | WT% | XRF |
