← Search
Sample 78L-146
NavDat sample number 12485 · TUFF
Sample
| Sample ID | 78L-146 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 36.7778 |
|---|
| Longitude | -105.358 |
|---|
| Location | divide between Cordova and Lemnos creeks |
|---|
| State / province | New Mexico |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.4 |
|
27.1 |
29.7 |
|
|
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|
| K2O | 0.92 | | WT% | K-AR |
| K2O | 0.92 | | 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
