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Sample TW1-4
NavDat sample number 88128 · BASALT
Sample
| Sample ID | TW1-4 |
|---|
| Rock name | BASALT |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Conway and others |
|---|
| Comment | Shadow Mountain basalt flow |
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Location
| Latitude | 35.59 |
|---|
| Longitude | -111.73 |
|---|
| Location | Mesa Butte Fault |
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| State / province | Arizona |
|---|
| Volcanic field | San Francisco |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.28 |
|
0.23 |
0.33 |
|
|
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|
| K2O | 1.5 | | WT% | LA-ICPMS |
References
- Conway, F Michael; Ferrill, David A; Hall, Chris M; Morris, Alan P; Stamatakos, John A; Connor, Charles B; Halliday, Alex N; Condit,Christopher (1997) Timing of basaltic volcanism along the Mesa Butte Fault in the SanFrancisco volcanic field, Arizona, from (super 40) Ar/ (sub 39) Ardates; implications for longevity of cinder cone alignments. Journal of Geophysical Research, vol. 102, no. B1, pp.815-824, 10 Jan1997 doi:10.1029/96JB02853
