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Sample L-1030
NavDat sample number 3921 · MONZONITE
Sample
| Sample ID | L-1030 |
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| 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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| Collected by | author |
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| Comment | phenocrysts of orthoclase sericitic around edges and biotite chloritic around edges; groundmass of plagioclase, quartz, orthoclase, biotite, sericite |
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Location
| Latitude | 40.8397 |
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| Longitude | -106.975 |
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| Location | 1 mile S of Columbine; Routt County |
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| State / province | Colorado |
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| Volcanic field | Hahns Peak stock |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 9.8 |
|
9.5 |
10.1 |
|
|
Analyses
No chemical analyses are stored for this sample.
