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Sample LZ 58
NavDat sample number 16099 · RHYOLITE
Sample
| Sample ID | LZ 58 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.4025 |
|---|
| Longitude | -107.202 |
|---|
| Location | Brown Lakes Section, 38 m above base |
|---|
| 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 | 75.6809 | | WT% | XRF |
| TIO2 | 0.18229 | | WT% | XRF |
| AL2O3 | 13.5908 | | WT% | XRF |
| FE2O3 | 1.17476 | | WT% | XRF |
| MGO | 0.415217 | | WT% | XRF |
| CAO | 0.648144 | | WT% | XRF |
| NA2O | 3.1597 | | WT% | XRF |
| K2O | 5.3168 | | WT% | XRF |
| P2O5 | 0.0101272 | | WT% | XRF |
| MNO | 0.101272 | | WT% | XRF |
| LOI | 1.26 | | WT% | XRF |
| TOTAL | 100.28 | | WT% | XRF |
| RB | 171 | | PPM | XRF |
| SR | 62 | | PPM | XRF |
| ZR | 178 | | PPM | XRF |
| BA | 224 | | PPM | XRF |
