Sample s_98-27

NavDat sample number 43356 · 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	61.3	WT%	XRF
TIO2	0.94	WT%	XRF
AL2O3	16.4	WT%	XRF
FE2O3T	6.44	WT%	XRF
CAO	5.91	WT%	XRF
MGO	3.79	WT%	XRF
MNO	0.1	WT%	XRF
K2O	1.63	WT%	XRF
NA2O	3.99	WT%	XRF
P2O5	0.27	WT%	XRF
LA	18.9	PPM	LA-ICPMS
CE	39.3	PPM	LA-ICPMS
PR	5.28	PPM	LA-ICPMS
ND	21.4	PPM	LA-ICPMS
SM	4.4	PPM	LA-ICPMS
EU	1.31	PPM	LA-ICPMS
GD	3.81	PPM	LA-ICPMS
TB	0.57	PPM	LA-ICPMS
DY	3.15	PPM	LA-ICPMS
HO	0.57	PPM	LA-ICPMS
ER	1.51	PPM	LA-ICPMS
YB	1.53	PPM	LA-ICPMS
LU	0.21	PPM	LA-ICPMS
V	123	PPM	LA-ICPMS
CR	87	PPM	LA-ICPMS
NI	25	PPM	XRF
CU	35	PPM	XRF
ZN	72	PPM	XRF
RB	39	PPM	XRF
SR	556	PPM	XRF
Y	17	PPM	XRF
ZR	180	PPM	XRF
NB	11	PPM	LA-ICPMS
BA	408	PPM	XRF
HF	4.53	PPM	LA-ICPMS
TA	0.72	PPM	LA-ICPMS
PB	8	PPM	LA-ICPMS
TH	5.4	PPM	LA-ICPMS
U	1.9	PPM	LA-ICPMS