Sample s_98-30

NavDat sample number 43353 · 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	59.9	WT%	XRF
TIO2	0.97	WT%	XRF
AL2O3	17	WT%	XRF
FE2O3T	6.53	WT%	XRF
CAO	6.11	WT%	XRF
MGO	3.85	WT%	XRF
MNO	0.1	WT%	XRF
K2O	1.51	WT%	XRF
NA2O	4	WT%	XRF
P2O5	0.26	WT%	XRF
LA	20.8	PPM	LA-ICPMS
CE	44.9	PPM	LA-ICPMS
PR	5.95	PPM	LA-ICPMS
ND	23.5	PPM	LA-ICPMS
SM	4.75	PPM	LA-ICPMS
EU	1.4	PPM	LA-ICPMS
GD	4.03	PPM	LA-ICPMS
TB	0.6	PPM	LA-ICPMS
DY	3.25	PPM	LA-ICPMS
HO	0.58	PPM	LA-ICPMS
ER	1.53	PPM	LA-ICPMS
YB	1.62	PPM	LA-ICPMS
LU	0.22	PPM	LA-ICPMS
V	126	PPM	LA-ICPMS
CR	83	PPM	LA-ICPMS
NI	22	PPM	XRF
CU	33	PPM	XRF
ZN	77	PPM	XRF
RB	34	PPM	XRF
SR	586	PPM	XRF
Y	17	PPM	XRF
ZR	173	PPM	XRF
NB	11	PPM	LA-ICPMS
BA	408	PPM	XRF
HF	4.48	PPM	LA-ICPMS
TA	0.72	PPM	LA-ICPMS
PB	8.8	PPM	LA-ICPMS
TH	5.3	PPM	LA-ICPMS
U	1.9	PPM	LA-ICPMS