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Sample MT 144
NavDat sample number 92220 · RHYOLITE
Sample
| Sample ID | MT 144 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | type B rhyolite |
|---|
Location
| Latitude | 35.4 |
|---|
| Longitude | -108 |
|---|
| Location | Mt. Taylor amphitheater |
|---|
| State / province | New Mexico |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 2.4 |
|
1.5 |
3.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.9 | | WT% | XRF |
| TIO2 | 0.3 | | WT% | XRF |
| AL2O3 | 13.34 | | WT% | XRF |
| FE2O3 | 0.35 | | WT% | XRF |
| FEO | 1.77 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| MGO | 0.2 | | WT% | XRF |
| CAO | 1.08 | | WT% | XRF |
| NA2O | 3.61 | | WT% | XRF |
| K2O | 4.43 | | WT% | XRF |
| P2O5 | 0.08 | | WT% | XRF |
| TOTAL | 98.12 | | WT% | XRF |
| RB | 109 | | PPM | INAA |
| SR | 134 | | PPM | INAA |
| ZR | 125 | | PPM | INAA |
References
- Baldridge, W Scott; Perry, F V; Vaniman, D T; Nealey, L D; Leavy, B D; Laughlin, A W; Kyle, P R; Bartov, Yosef; Steinitz, Gideon; Gladney, E S (1991) Middle to late Cenozoic magmatism of the southeastern Colorado Plateau and central Rio Grande Rift New Mexico and Arizona, U.S.A.; a model for continental rifting. Tectonophysics. 197; 2-4, Pages 327-354. 1991. . doi:10.1016/0040-1951(91)90049-X
