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Sample 79L-87
NavDat sample number 12511 · RHYOLITE
Sample
| Sample ID | 79L-87 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 36.9267 |
|---|
| Longitude | -105.426 |
|---|
| Location | ridge crest at TV relay station |
|---|
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 11.5 |
|
10.7 |
12.3 |
|
|
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
| K2O | 8.94 | | WT% | K-AR |
| K2O | 8.88 | | WT% | K-AR |
| K2O | 1.01 | | WT% | K-AR |
| K2O | 1.04 | | WT% | K-AR |
References
- Lipman, Peter W; Mehnert, Harald H; Naeser, Charles W (1986) Evolution of the Latir volcanic field, northern New Mexico, and its relation to the Rio Grande Rift, as indicated by potassium-argon and fission track dating. Journal of Geophysical Research, vol.91, no.B6, pp.6329-6345, 10 May 1986