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Sample 427
NavDat sample number 92162 · ANDESITE
Sample
| Sample ID | 427 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 33.9061 |
|---|
| Longitude | -108.923 |
|---|
| Location | S A Creek, south of Spru Lake basin |
|---|
| State / province | New Mexico |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 36.3 |
|
34.8 |
37.8 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 59.79 | | WT% | XRF |
| TIO2 | 0.85 | | WT% | XRF |
| AL2O3 | 15.89 | | WT% | XRF |
| FE2O3T | 5.87 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| MGO | 2.44 | | WT% | XRF |
| CAO | 5.06 | | WT% | XRF |
| NA2O | 3.11 | | WT% | XRF |
| K2O | 3.19 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | XRF |
| TOTAL | 96.46 | | WT% | XRF |
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
