Sample s_98-37

NavDat sample number 43349 · 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	59.6	WT%	XRF
TIO2	0.91	WT%	XRF
AL2O3	16.7	WT%	XRF
FE2O3T	6.65	WT%	XRF
CAO	5.38	WT%	XRF
MGO	3.26	WT%	XRF
MNO	0.1	WT%	XRF
K2O	1.55	WT%	XRF
NA2O	4.21	WT%	XRF
P2O5	0.2	WT%	XRF
LA	20.1	PPM	LA-ICPMS
CE	41.3	PPM	LA-ICPMS
PR	5.46	PPM	LA-ICPMS
ND	21.2	PPM	LA-ICPMS
SM	4.39	PPM	LA-ICPMS
EU	1.23	PPM	LA-ICPMS
GD	3.77	PPM	LA-ICPMS
TB	0.55	PPM	LA-ICPMS
DY	3.05	PPM	LA-ICPMS
HO	0.55	PPM	LA-ICPMS
ER	1.52	PPM	LA-ICPMS
YB	1.52	PPM	LA-ICPMS
LU	0.21	PPM	LA-ICPMS
V	122	PPM	LA-ICPMS
CR	64	PPM	LA-ICPMS
NI	165	PPM	XRF
CU	43	PPM	XRF
ZN	66	PPM	XRF
RB	38	PPM	XRF
SR	489	PPM	XRF
Y	17	PPM	XRF
ZR	168	PPM	XRF
NB	11	PPM	LA-ICPMS
BA	409	PPM	XRF
HF	4.16	PPM	LA-ICPMS
TA	0.7	PPM	LA-ICPMS
PB	7.9	PPM	LA-ICPMS
TH	4.8	PPM	LA-ICPMS
U	2	PPM	LA-ICPMS