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Sample LR88-617
NavDat sample number 30164 · VITROPHERE
Sample
| Sample ID | LR88-617 |
|---|
| Rock name | VITROPHERE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.8747 |
|---|
| Longitude | -106.993 |
|---|
| Location | Miners Creek, margin of lava dome |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.35 |
|
27.25 |
27.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.87 | | WT% | XRF |
| TIO2 | 0.28 | | WT% | XRF |
| AL2O3 | 14.71 | | WT% | XRF |
| FE2O3 | 1.68 | | WT% | XRF |
| MGO | 0.42 | | WT% | XRF |
| CAO | 2.23 | | WT% | XRF |
| NA2O | 3.65 | | WT% | XRF |
| K2O | 3.62 | | WT% | XRF |
| P2O5 | 0.02 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| LOI | 5.53 | | WT% | XRF |
| TOTAL | 100.54 | | WT% | XRF |
