Sample BR-306

NavDat sample number 55408 · TUFF

Sample

Sample ID	BR-306
Rock name	TUFF
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	44.2456
Longitude	-122.198
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
14		12	16

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	62.08		WT%	XRF
TIO2	1.36		WT%	XRF
AL2O3	16.61		WT%	XRF
FEOT	7.24		WT%	XRF
MNO	0.16		WT%	XRF
MGO	3.2		WT%	XRF
CAO	6.24		WT%	XRF
NA2O	1.58		WT%	XRF
K2O	1.25		WT%	XRF
P2O5	0.29		WT%	XRF
TOTAL	99.51		WT%	XRF
LOI	11.5		WT%	XRF

References

Priest, George R; Black, Gerald L; Woller, Neil M; Taylor, Edward M (1988) Geologic map of the McKenzie Bridge Quadrangle, Lane County, Oregon. Geological Map Series (Portland). 48; 1988.