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Sample USGSDE-468A
NavDat sample number 19149 · SYENITE
Sample
| Sample ID | USGSDE-468A |
|---|
| Rock name | SYENITE |
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| Rock type | PLUTONIC |
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| Composition | INTERMEDIATE |
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| Material | IGNEOUS |
|---|
| Collected by | J.E. Elliott |
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Location
| Latitude | 45.1294 |
|---|
| Longitude | -109.911 |
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| Location | near Goose Lake; Park County |
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| State / province | Montana |
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| Volcanic field | Syenite of Goose Lake |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 87 |
|
75 |
99 |
|
|
Analyses
No chemical analyses are stored for this sample.
References
- Marvin, Richard F; Mehnert, Harald H; Naeser, Charles W; Zartman,Robert E (1989) U. S. Geological Survey radiometric ages; Compilation C; Part five;Colorado, Montana, Utah, and Wyoming. Isochron/West, vol.53, pp.14-19, Jun 1989
