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Sample L-1123

NavDat sample number 3898 · GRANODIORITE

Sample

Sample IDL-1123
Rock nameGRANODIORITE
Rock typePLUTONIC
CompositionINTERMEDIATE
MaterialIGNEOUS
Collected byauthor
Commentmedium grained, slightly porphyritic; plagioclase some sericite, quartz, microcline, biotite ragged around edges

Location

Latitude43.7906
Longitude-115.414
Locationalong middle fork, Boise River, 14 miles W of Atlanta; Elmore County
State / provinceIdaho
Volcanic fieldIdaho batholith

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
44.8 43.5 46.1

Analyses

No chemical analyses are stored for this sample.

References