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Sample RT-1
NavDat sample number 7135 · RHYOLITE
Sample
| Sample ID | RT-1 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 31.2667 |
|---|
| Longitude | -105.467 |
|---|
| Location | Round Top |
|---|
| State / province | Texas |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 32 |
|
26 |
38 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 74.4 | | WT% | XRF |
| AL2O3 | 13.72 | | WT% | XRF |
| FE2O3 | 1.03 | | WT% | XRF |
| FEO | 0.36 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 0.01 | | WT% | XRF |
| CAO | 0.7 | | WT% | XRF |
| NA2O | 4.84 | | WT% | XRF |
| K2O | 3.92 | | WT% | XRF |
| H2O_PLUS | 0.28 | | WT% | XRF |
| H2O_MINUS | 0.08 | | WT% | XRF |
| CO2 | 0.03 | | WT% | XRF |
| TOTAL | 99.45 | | WT% | XRF |
