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Sample L-1040
NavDat sample number 3913 · GRANODIORITE
Sample
| Sample ID | L-1040 |
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| Rock name | GRANODIORITE |
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| Rock type | PLUTONIC |
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| Composition | INTERMEDIATE |
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| Material | IGNEOUS |
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| Collected by | author |
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| Comment | phenocrysts of plagioclase zoned, patchy sericitization; groundmass of orthoclase, plagioclase, quartz, biotite some chlorite grains, hornblende quartz and feldspar inclusions |
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Location
| Latitude | 41.7558 |
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| Longitude | -114.759 |
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| Location | along US Route 93, 1 mile S of Contact; Elko County |
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| State / province | Nevada |
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| Volcanic field | Contact stock |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 143 |
|
138 |
148 |
|
|
Analyses
No chemical analyses are stored for this sample.
