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Sample WC70-8
NavDat sample number 48651 · TRACHYBASALT
Sample
| Sample ID | WC70-8 |
|---|
| Rock name | TRACHYBASALT |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | MAFIC |
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| Material | IGNEOUS |
|---|
| Comment | biotite trachybasalt dike |
|---|
Location
| Latitude | 47.0783 |
|---|
| Longitude | -111.812 |
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| Location | about 49 m above and south of Little Stickney Creek on nose of ridge |
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| State / province | Montana |
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| Volcanic field | Adel Mountain Volcanics dike |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 73.72 |
|
73.1 |
74.34 |
|
|
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
