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Sample VDB-1

NavDat sample number 37051 · BASALTIC-ANDESITE

Sample

Sample IDVDB-1
Rock nameBASALTIC-ANDESITE
Rock typeVOLCANIC
CompositionINTERMEDIATE
MaterialIGNEOUS
CommentRoadcut in lava flow, northeast slope of Veda Butte. Magnetic polarity unknown. Sparse phenocrysts of olivine, plagioclase, and augite in an intergranular groundmass of plagioclase, augite, opaque minerals, glass, and apatite; rare patches of alteration

Location

Latitude45.2612
Longitude-121.759
State / provinceOregon

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
2.86 2.77 2.95

Analyses

No chemical analyses are stored for this sample.

References