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Sample 1-15-88-7
NavDat sample number 35185 · RHYOLITE
Sample
| Sample ID | 1-15-88-7 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 33.657 |
|---|
| Longitude | -113.654 |
|---|
| Location | Little Harquahala Mountains |
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| State / province | ARIZONA |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 19.6 |
|
19.2 |
20 |
|
|
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|
| K | 4.757 | | WT% | AR_AR |
References
- Spencer, Jon E; Richard, Stephen M; Reynolds, Stephen J; Miller, Robert J; Shafiqullah, M; Gilbert, Wyatt G; Grubensky, Michael J (1995) Spatial and temporal relationships between mid-Tertiary magnetism and extension in southwestern Arizona. Journal of Geophysical Research, vol.100, no.B6, pp.10,321-10,351, 10 Jun 1995 doi:10.1029/94JB02817
