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Sample YU-3-AY
NavDat sample number 4439 · RHYOLITE
Sample
| Sample ID | YU-3-AY |
|---|
| Rock name | RHYOLITE |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Collected by | Young, A.R. |
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| Comment | 3 m above base of 10 meter thick rhyolite that unconformably overlies bedded vitric tuff; unit is stratigraphically above YU-2-AY |
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Location
| Latitude | 41.875 |
|---|
| Longitude | -113.916 |
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| Location | just N of Hardesty Creek; Box Elder County |
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| State / province | Utah |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13.4 |
|
13.1 |
13.7 |
|
|
Analyses
No chemical analyses are stored for this sample.
References
- Armstrong, Richard Lee; Speed, Robert C; Graustein, W.C.; Young, A.Y. (1976) Potassium-argon dates from Arizona, Montana, Nevada, Utah, and Wyoming. Isochron/West, vol.16, pp.1-6, 1976
