Sample s_SR869

NavDat sample number 43373 · ANDESITE

Sample

Sample ID	s_SR869
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	54.3	WT%	XRF
TIO2	1.06	WT%	XRF
AL2O3	18.2	WT%	XRF
FE2O3T	7.46	WT%	XRF
CAO	7.05	WT%	XRF
MGO	5.22	WT%	XRF
MNO	0.11	WT%	XRF
K2O	1.08	WT%	XRF
NA2O	3.35	WT%	XRF
P2O5	0.19	WT%	XRF
LA	13.4	PPM	LA-ICPMS
CE	28.1	PPM	LA-ICPMS
PR	3.81	PPM	LA-ICPMS
ND	16.1	PPM	LA-ICPMS
SM	3.75	PPM	LA-ICPMS
EU	1.19	PPM	LA-ICPMS
GD	3.47	PPM	LA-ICPMS
TB	0.53	PPM	LA-ICPMS
DY	2.98	PPM	LA-ICPMS
HO	0.59	PPM	LA-ICPMS
ER	1.55	PPM	LA-ICPMS
YB	1.51	PPM	LA-ICPMS
LU	0.22	PPM	LA-ICPMS
V	157	PPM	LA-ICPMS
CR	133	PPM	LA-ICPMS
NI	38	PPM	XRF
CU	35	PPM	XRF
ZN	81	PPM	XRF
RB	19	PPM	XRF
SR	621	PPM	XRF
Y	16	PPM	XRF
ZR	119	PPM	XRF
NB	10	PPM	LA-ICPMS
BA	273	PPM	XRF
HF	2.67	PPM	LA-ICPMS
TA	0.51	PPM	LA-ICPMS
PB	7.34	PPM	LA-ICPMS
TH	2.5	PPM	LA-ICPMS
U	0.9	PPM	LA-ICPMS