Sample 722

NavDat sample number 14924

Sample

Sample ID	722
Alternate ID	41-D
Material	METAMORPHIC
Comment	Greenstone

Location

Latitude	44.8245
Longitude	-118.053
State / province	Oregon
Elevation	1957

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
248		206	290

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	49.34		WT%	XRF
AL2O3	18.12		WT%	XRF
TIO2	1.178		WT%	XRF
FEOT	10.81		WT%	XRF
MNO	0.17		WT%	XRF
CAO	11.29		WT%	XRF
MGO	6.47		WT%	XRF
K2O	0.14		WT%	XRF
NA2O	2.29		WT%	XRF
P2O5	0.19		WT%	XRF

References

Ferns, Mark L; Brooks, Howard C; Avery, Dan G; Blome, Charles D (1987) Geology and mineral resources map of the Elkhorn Peak Quadrangle, Baker County, Oregon. Geological Map Series (Portland). 41; 1987.