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Sample CH82-11

NavDat sample number 11437 · BASALT

Sample

Sample IDCH82-11
Rock nameBASALT
Rock typeVOLCANIC
CompositionMAFIC
MaterialIGNEOUS
Commentvery fine assemblage of intergranular plagioclase, mafic microlites, and oxide; some scattered, highly altered olivine and also plagioclase

Location

Latitude41.6772
Longitude-117.544
Locationlarge domelike exposure of highly fractured and jointed basalt plug; Chocolate Mtn, Santa Rosa Range; Humboldt County
State / provinceNevada

Age

Age (Ma)ErrorMinMaxGeologic ageDated by
14.4 13.6 15.2

Analyses

Whole rock

ItemValueStd. dev.UnitMethod
SIO250.3WT%UNKNOWN
TIO22.43WT%UNKNOWN
AL2O314.8WT%UNKNOWN
FE2O3T14.1WT%UNKNOWN
MNO0.21WT%UNKNOWN
MGO4.4WT%UNKNOWN
CAO7.78WT%UNKNOWN
NA2O3WT%UNKNOWN
K2O1.67WT%UNKNOWN
P2O50.7WT%UNKNOWN
LOI-0.07WT%UNKNOWN
TOTAL99.32WT%UNKNOWN

References