Sample MK85731

NavDat sample number 16297 · DIORITE

Sample

Sample ID	MK85731
Rock name	DIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.528
Longitude	-121.85
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
17		5	30

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	64.92		WT%	XRF
TIO2	0.65		WT%	XRF
AL2O3	16.26		WT%	XRF
FEOT	5.2		WT%	XRF
MNO	0.1		WT%	XRF
MGO	2.66		WT%	XRF
CAO	5.59		WT%	XRF
NA2O	3.2		WT%	XRF
K2O	1.29		WT%	XRF
P2O5	0.13		WT%	XRF
TOTAL	100		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.