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Sample YU-YAG 788
NavDat sample number 4448 · GRANITE
Sample
| Sample ID | YU-YAG 788 |
|---|
| Rock name | GRANITE |
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| Rock type | PLUTONIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
|---|
| Collected by | Armstrong, R.L. |
|---|
Location
| Latitude | 46.3333 |
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| Longitude | -113.257 |
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| Location | E side of town of Grantie, E of Phillipsburg; Granite County |
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| State / province | Montana |
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| Volcanic field | Phillipsburg batholith |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 67.3 |
|
65.3 |
69.3 |
|
|
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
