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Sample 7D

NavDat sample number 7394 · PYROCLASTIC-FLOW

Sample

Sample ID7D
Rock namePYROCLASTIC-FLOW
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
CommentPumice rich ash-flow tuff containing approximately 7% phenocrysts of plagioclase, hypersthene, augite and hornblende.

Location

Latitude40.3667
Longitude-119.367
LocationNorthern Lake Range, Washoe County, NV
State / provinceNevada

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
16.9 15.7 18.1

Analyses

No chemical analyses are stored for this sample.

References