Sample s_SR866

NavDat sample number 43370 · ANDESITE

Sample

Sample ID	s_SR866
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS
Texture	FINE-GRAINED, LACKING PHENOCRYSTS EXCEPT TRACES OF OLIVINE AND PLAGIOCLASE
Comment	QUENCHED INCLUSION IN THE LOWER UNIT

Latitude	46.87
Longitude	-121.758
Location	Burroughs Mountain Lava Flow
State / province	Washington
Location comment	South Vertical Section

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.496		0.489	0.503

Item	Value	Unit	Method
SIO2	55.7	WT%	XRF
TIO2	1.18	WT%	XRF
AL2O3	18.2	WT%	XRF
FE2O3T	7.49	WT%	XRF
CAO	7.29	WT%	XRF
MGO	3.9	WT%	XRF
MNO	0.12	WT%	XRF
K2O	0.89	WT%	XRF
NA2O	3.43	WT%	XRF
P2O5	0.23	WT%	XRF
LA	16.4	PPM	LA-ICPMS
CE	30.9	PPM	LA-ICPMS
PR	4.24	PPM	LA-ICPMS
ND	17.7	PPM	LA-ICPMS
SM	3.94	PPM	LA-ICPMS
EU	1.22	PPM	LA-ICPMS
GD	3.55	PPM	LA-ICPMS
TB	0.52	PPM	LA-ICPMS
DY	3.06	PPM	LA-ICPMS
HO	0.59	PPM	LA-ICPMS
ER	1.57	PPM	LA-ICPMS
YB	1.51	PPM	LA-ICPMS
LU	0.22	PPM	LA-ICPMS
V	135	PPM	LA-ICPMS
CR	22	PPM	LA-ICPMS
NI	21	PPM	XRF
CU	106	PPM	XRF
ZN	73	PPM	XRF
RB	20	PPM	XRF
SR	612	PPM	XRF
Y	17	PPM	XRF
ZR	145	PPM	XRF
NB	14	PPM	LA-ICPMS
BA	284	PPM	XRF
HF	3.1	PPM	LA-ICPMS
TA	0.76	PPM	LA-ICPMS
PB	8.52	PPM	LA-ICPMS
TH	2.4	PPM	LA-ICPMS
U	1	PPM	LA-ICPMS