Sample CAL9

NavDat sample number 54583 · TUFF

Sample

Sample ID	CAL9
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	Calaveras County, California [SW 1/4, SW 1/4, SW 1/4, SE 1/4, Sec. 7, T5N, R12E] NW Corner of intersection of Highway 49 and 26. Fills channel cut in older tuff and basement. CAL9 just above devtried zone.

Age (Ma)	Error	Min	Max	Geologic age	Dated by
19.91		19.21	20.61

Item	Value	Unit	Method
SIO2	74.65	WT%	XRF
TIO2	0.16	WT%	XRF
AL2O3	13.17	WT%	XRF
FEO	1.36	WT%	XRF
MNO	0.04	WT%	XRF
MGO	-0.3	WT%	XRF
CAO	0.31	WT%	XRF
NA2O	4.27	WT%	XRF
K2O	5.01	WT%	XRF
P2O5	-0.07	WT%	XRF
ZN	71	PPM	XRF
GA	24	PPM	XRF
RB	168	PPM	XRF
SR	24	PPM	XRF
Y	40	PPM	XRF
ZR	349	PPM	XRF
NB	31	PPM	XRF
CS	-5	PPM	XRF
BA	56	PPM	XRF
PB	34	PPM	XRF
TH	34	PPM	XRF
LA	68	PPM	XRF
CE	123	PPM	XRF
PR	17	PPM	XRF
ND	52	PPM	XRF
SM	-8	PPM	XRF