Sample HC-382

NavDat sample number 55401 · ANDESITE

Sample

Sample ID	HC-382
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	44.0964
Longitude	-122.063
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
14		11	17

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	61.71		WT%	XRF
TIO2	0.75		WT%	XRF
AL2O3	18.07		WT%	XRF
FEOT	5.27		WT%	XRF
MNO	0.12		WT%	XRF
MGO	2.46		WT%	XRF
CAO	5.46		WT%	XRF
NA2O	4.29		WT%	XRF
K2O	1.67		WT%	XRF
P2O5	0.19		WT%	XRF
TOTAL	100.1		WT%	XRF
LOI	1		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.