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Sample WC70-3
NavDat sample number 48657 · MONZONITE
Sample
| Sample ID | WC70-3 |
|---|
| Rock name | MONZONITE |
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| Rock type | PLUTONIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | biotite monzonite porphyry |
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Location
| Latitude | 47.1572 |
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| Longitude | -112.147 |
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| Location | exposed in roadcut on Deadman Coulee Road |
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| State / province | Montana |
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| Volcanic field | sill intruding lower part of western facies of Two Medicine Formation |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 56.8 |
|
56.5 |
57.1 |
|
|
Analyses
No chemical analyses are stored for this sample.
References
- Harlan, Stephen S; Snee, Lawrence W; Reynolds, Mitchell W; Mehnert,Harald H; Schmidt, R G; Sheriff, Steve D; Irving, Anthony J (2005) U. S. Geological Survey Professional Paper, Report: P 1696, 29 pp.,2005
