Sample MK85728

NavDat sample number 16298 · GRANODIORITE

Sample

Sample ID	MK85728
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.591
Longitude	-121.884
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
15		5	25

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	67.74		WT%	XRF
TIO2	0.57		WT%	XRF
AL2O3	15.96		WT%	XRF
FEOT	4.61		WT%	XRF
MNO	0.1		WT%	XRF
MGO	1.71		WT%	XRF
CAO	4.4		WT%	XRF
NA2O	3.03		WT%	XRF
K2O	1.73		WT%	XRF
P2O5	0.15		WT%	XRF
TOTAL	100.01		WT%	XRF

References

Schasse-Henry-William (compiler) (1987) Geologic map of the Mount Rainier Quadrangle, Washington. Open-File Report - Washington (State). Division of Geology and Earth Resources. 1987.