Sample 997

NavDat sample number 66217 · BASALTIC-ANDESITE

Sample

Sample ID	997
Alternate ID	BAB-328
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	Basalt

Location

Latitude	43.522
Longitude	-117.043
State / province	Oregon
Formation	no data
Elevation	969

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
13.8		11.2	16.4	middle Miocene

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	52.64		WT%	XRF
AL2O3	16		WT%	XRF
TIO2	1.49		WT%	XRF
FEOT	12.76		WT%	XRF
MNO	0.26		WT%	XRF
CAO	7.12		WT%	XRF
MGO	3.59		WT%	XRF
K2O	1.84		WT%	XRF
NA2O	3.7		WT%	XRF
P2O5	0.59		WT%	XRF
LOI	0.7		WT%	XRF
TOTAL	99.3		WT%	XRF
CR	29		PPM	XRF
BA	846		PPM	XRF
RB	37		PPM	XRF
SR	514		PPM	XRF
ZR	137		PPM	XRF
Y	31		PPM	XRF
NB	17		PPM	XRF

References

Ferns, Mark L; McConnell, Vicki S; Madin, Ian P; Johnson, Jenda A (2006) Geology of the upper Grande Ronde River basin, Union County, Oregon. Open File Report - State of Oregon, Department of Geology and Mineral Industries. 2006.