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Sample MA-1

NavDat sample number 67199 · TUFF

Sample

Sample IDMA-1
Rock nameTUFF
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS
Commentlow-silica rhyolite fiamme from intracaldera tuff

Location

Latitude39.0847
Longitude-106.583
Locationgrizzly peak cauldron
State / provinceCOLORADO

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
33.4 32.4 34.4

Analyses

Mineral

ItemValueStd. dev.UnitMethod
SIO278WT%EPMA
AL2O312.9WT%EPMA
FEO0.53WT%EPMA
MGO0.13WT%EPMA
CAO0.72WT%EPMA
NA2O4.16WT%EPMA
K2O3.54WT%EPMA
TIO20.07WT%EPMA
MNO0.05WT%EPMA
BAO0.1WT%EPMA

References