Sample s_97-16

NavDat sample number 43347 · 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	61.9	WT%	XRF
TIO2	0.86	WT%	XRF
AL2O3	17	WT%	XRF
FE2O3T	5.66	WT%	XRF
CAO	5.47	WT%	XRF
MGO	3.05	WT%	XRF
MNO	0.09	WT%	XRF
K2O	1.67	WT%	XRF
NA2O	4.26	WT%	XRF
P2O5	0.19	WT%	XRF
LA	19.3	PPM	LA-ICPMS
CE	41.7	PPM	LA-ICPMS
PR	5.3	PPM	LA-ICPMS
ND	20.6	PPM	LA-ICPMS
SM	4.25	PPM	LA-ICPMS
EU	1.22	PPM	LA-ICPMS
GD	3.61	PPM	LA-ICPMS
TB	0.53	PPM	LA-ICPMS
DY	2.94	PPM	LA-ICPMS
HO	0.54	PPM	LA-ICPMS
ER	1.46	PPM	LA-ICPMS
YB	1.49	PPM	LA-ICPMS
LU	0.2	PPM	LA-ICPMS
V	116	PPM	LA-ICPMS
CR	61	PPM	LA-ICPMS
NI	16	PPM	XRF
CU	28	PPM	XRF
ZN	67	PPM	XRF
RB	42	PPM	XRF
SR	494	PPM	XRF
Y	17	PPM	XRF
ZR	173	PPM	XRF
NB	11	PPM	LA-ICPMS
BA	445	PPM	XRF
HF	4.4	PPM	LA-ICPMS
TA	0.72	PPM	LA-ICPMS
PB	9.5	PPM	LA-ICPMS
TH	5.1	PPM	LA-ICPMS
U	2.2	PPM	LA-ICPMS