Sample WMT-7-67

NavDat sample number 35683 · TUFF

Sample

Age (Ma)	Error	Min	Max	Geologic age	Dated by
37		32	42

Item	Value	Unit	Method
SIO2	71.52	WT%	UV-VIS COLORIMETRY
TIO2	0.47	WT%	XRF
AL2O3	14.94	WT%	AAS
FE2O3	1.76	WT%	AAS
FEO	0	WT%	AAS
MNO	0.02	WT%	UNKNOWN
MGO	0.27	WT%	AAS
CAO	1.24	WT%	XRF
NA2O	3.96	WT%	AAS
K2O	5.77	WT%	AAS
P2O5	0.04	WT%	XRF
LOI	0.9	WT%	LOI
TOTAL	99.43	WT%	LOI
BA	1794	PPM	XRF
BE	2.8	PPM	UNKNOWN
CO	15	PPM	UNKNOWN
CR	2	PPM	UNKNOWN
CU	3	PPM	UNKNOWN
LI	24	PPM	UNKNOWN
NB	45	PPM	XRF
NI	2	PPM	UNKNOWN
PB	46	PPM	UNKNOWN
RB	221	PPM	XRF
SR	285	PPM	XRF
TH	42	PPM	GAMMA-RAY COUNTING
U	5.9	PPM	GAMMA-RAY COUNTING
V	14	PPM	UNKNOWN
Y	35	PPM	ICP
ZN	27	PPM	UNKNOWN
ZR	502	PPM	XRF