Sample 121B

NavDat sample number 128392 · APLITE

Sample

Sample ID	121B
Rock name	APLITE
Rock type	PLUTONIC
Composition	FELSIC
Material	IGNEOUS
Collected by	Frost, Thomas
Comment	Comp. dike

Location

Latitude	37.1019
Longitude	-118.559
Location	Lamark Granodiorite
State / province	California
Volcanic field	Eastern Sierra Nevada

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
91.6		91	92.2

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	74.2		WT%	XRF
TIO2	0.09		WT%	XRF
AL2O3	14.5		WT%	XRF
FE2O3	0.66		WT%	XRF
MNO	0.01		WT%	XRF
MGO	0.1		WT%	XRF
CAO	1.73		WT%	XRF
NA2O	3.3		WT%	XRF
K2O	4.56		WT%	XRF
P2O5	0.04		WT%	XRF
LOI	0.35		WT%	XRF
BA	2250		PPM	EDXRF
CE	23		PPM	EDXRF
RB	90		PPM	EDXRF
SR	455		PPM	EDXRF
ZR	53		PPM	EDXRF
NB	10		PPM	EDXRF
ZN	11		PPM	EDXRF

References

Frost, Thomas P. (1987) Sample localities, descriptions, major- and trace-element abundances from the Lamarck Granodiorite and associated mafic rocks, eastern Sierra Nevada, California. Open-File Report - U. S. Geological Survey, Report: OF 87-0193, 38 pp., 1987