Sample s_98-25

NavDat sample number 43358 · ANDESITE

Sample

Latitude	46.87
Longitude	-121.758
Location	Burroughs Mountain Lava Flow
State / province	Washington
Location comment	North Vertical Section

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.496		0.489	0.503

Item	Value	Unit	Method
SIO2	60.8	WT%	XRF
TIO2	0.91	WT%	XRF
AL2O3	17	WT%	XRF
FE2O3T	6.17	WT%	XRF
CAO	6.02	WT%	XRF
MGO	3.5	WT%	XRF
MNO	0.09	WT%	XRF
K2O	1.57	WT%	XRF
NA2O	4.08	WT%	XRF
P2O5	0.25	WT%	XRF
LA	21.6	PPM	LA-ICPMS
CE	46.7	PPM	LA-ICPMS
PR	5.99	PPM	LA-ICPMS
ND	23.7	PPM	LA-ICPMS
SM	4.73	PPM	LA-ICPMS
EU	1.39	PPM	LA-ICPMS
GD	3.86	PPM	LA-ICPMS
TB	0.58	PPM	LA-ICPMS
DY	3.16	PPM	LA-ICPMS
HO	0.59	PPM	LA-ICPMS
ER	1.57	PPM	LA-ICPMS
YB	1.52	PPM	LA-ICPMS
LU	0.22	PPM	LA-ICPMS
V	126	PPM	LA-ICPMS
CR	86	PPM	LA-ICPMS
NI	17	PPM	XRF
CU	32	PPM	XRF
ZN	69	PPM	XRF
RB	32	PPM	XRF
SR	616	PPM	XRF
Y	17	PPM	XRF
ZR	175	PPM	XRF
NB	12	PPM	LA-ICPMS
BA	417	PPM	XRF
HF	4.49	PPM	LA-ICPMS
TA	0.75	PPM	LA-ICPMS
PB	9.3	PPM	LA-ICPMS
TH	5.5	PPM	LA-ICPMS
U	2	PPM	LA-ICPMS