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Sample YU-PZA326b
NavDat sample number 2963 · DACITE
Sample
| Sample ID | YU-PZA326b |
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| Rock name | DACITE |
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| Rock type | PLUTONIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Collected by | Pansze, Arthur J |
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| Comment | green, fine-grained; 50% phenocrysts of sanidine, quartz, biotite chloritized, hornblende chloritized, and plagioclase slightly altered to calcite and sericite in felsitic groundmass |
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Location
| Latitude | 43.009 |
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| Longitude | -116.698 |
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| Location | from dike S of Oro Fino Mine, War Eagle Mtn, Owyhee County |
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| State / province | Idaho |
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| Volcanic field | dacite porphyry dike |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 26.5 |
|
26 |
27 |
|
|
Analyses
No chemical analyses are stored for this sample.
