Sample tc90-17

NavDat sample number 35790 · TUFF

Sample

Age (Ma)	Error	Min	Max	Geologic age	Dated by
11.25		8.6	13.9

Item	Value	Unit	Method
SIO2	72.6	WT%	EPMA
TIO2	0.32	WT%	EPMA
AL2O3	11.6	WT%	EPMA
FE2O3T	2.33	WT%	EPMA
MNO	0.029	WT%	EPMA
MGO	0.123	WT%	EPMA
CAO	0.8	WT%	EPMA
BAO	0.1	WT%	EPMA
NA2O	2.5	WT%	EPMA
K2O	5.7	WT%	EPMA
CL	0.027	WT%	EPMA
F	0.25	WT%	EPMA
H2O	5	WT%	EPMA
TOTAL	101.3	WT%	EPMA
BA	1080	PPM	XRF
MN	215	PPM	XRF
NB	40	PPM	XRF
RB	173	PPM	XRF
SR	49	PPM	XRF
TI	1750	PPM	XRF
Y	50	PPM	XRF
ZN	47	PPM	XRF
ZR	485	PPM	XRF
LA	75	PPM	XRF
ND	55	PPM	XRF
TH	27	PPM	XRF
CE	150	PPM	XRF