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Sample 89L-172-B

NavDat sample number 45737 · DACITE

Sample

Sample ID89L-172-B
Rock nameDACITE
Rock typeVOLCANIC
CompositionFELSIC
MaterialIGNEOUS

Location

Latitude38.01
Longitude-107.093
Locationcapping flow, Rough Creek
State / provinceCOLORADO
FormationNelson Mountain Caldera cycle, volcanics of Baldy Cinco

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
25.7 25.2 26.2

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO266.11WT%XRF
TIO20.60168WT%XRF
AL2O315.2788WT%XRF
FE2O34.24804WT%XRF
MGO1.26685WT%XRF
CAO3.06484WT%XRF
NA2O3.65039WT%XRF
K2O4.372WT%XRF
P2O50.303359WT%XRF
MNO0.105823WT%XRF
LOI0.77WT%XRF
TOTAL99.005WT%XRF

References