Sample s_97-34

NavDat sample number 43360 · 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	59.7	WT%	XRF
TIO2	0.92	WT%	XRF
AL2O3	16.9	WT%	XRF
FE2O3T	6.21	WT%	XRF
CAO	5.93	WT%	XRF
MGO	3.61	WT%	XRF
MNO	0.1	WT%	XRF
K2O	1.61	WT%	XRF
NA2O	4.25	WT%	XRF
P2O5	0.26	WT%	XRF
LA	22.2	PPM	LA-ICPMS
CE	47.7	PPM	LA-ICPMS
PR	6.19	PPM	LA-ICPMS
ND	24.8	PPM	LA-ICPMS
SM	4.95	PPM	LA-ICPMS
EU	1.39	PPM	LA-ICPMS
GD	4.1	PPM	LA-ICPMS
TB	0.59	PPM	LA-ICPMS
DY	3.23	PPM	LA-ICPMS
HO	0.58	PPM	LA-ICPMS
ER	1.6	PPM	LA-ICPMS
YB	1.54	PPM	LA-ICPMS
LU	0.21	PPM	LA-ICPMS
V	123	PPM	LA-ICPMS
CR	82	PPM	LA-ICPMS
NI	21	PPM	XRF
CU	24	PPM	XRF
ZN	72	PPM	XRF
RB	34	PPM	XRF
SR	581	PPM	XRF
Y	18	PPM	XRF
ZR	168	PPM	XRF
NB	11	PPM	LA-ICPMS
BA	415	PPM	XRF
HF	4.22	PPM	LA-ICPMS
TA	0.7	PPM	LA-ICPMS
PB	7.8	PPM	LA-ICPMS
TH	5.3	PPM	LA-ICPMS
U	1.9	PPM	LA-ICPMS