Sample MAR173

NavDat sample number 11199 · ANDESITE

Sample

Sample ID	MAR173
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	39.3048
Longitude	-120.068
Location	Kate Peak Formation Lavas
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
12		12	13

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	60.68		WT%	XRF
TIO2	0.674		WT%	XRF
AL2O3	16.54		WT%	XRF
FEO	5.8		WT%	XRF
MNO	0.111		WT%	XRF
MGO	2.73		WT%	XRF
CAO	7.4		WT%	XRF
NA2O	3.57		WT%	XRF
K2O	1.91		WT%	XRF
P2O5	0.23		WT%	XRF
TOTAL	99.9		WT%	XRF
V	12		PPM	XRF
NI	9		PPM	XRF
RB	38		PPM	XRF
SR	1070		PPM	XRF
Y	24		PPM	XRF
NB	4		PPM	XRF
BA	1094		PPM	XRF
LA	27		PPM	XRF
CE	59		PPM	XRF

References

Latham, Jr., Thomas (1985) Stratigraphy, structure, and geochemistry of Plio-Pleistocene volcanic rocks of the western basin and range province, near Truckee, California.