Sample s_SR867

NavDat sample number 43371 · ANDESITE

Sample

Sample ID	s_SR867
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	53.5	WT%	XRF
TIO2	1.06	WT%	XRF
AL2O3	17.8	WT%	XRF
FE2O3T	7.53	WT%	XRF
CAO	7.37	WT%	XRF
MGO	5.43	WT%	XRF
MNO	0.11	WT%	XRF
K2O	0.93	WT%	XRF
NA2O	3.71	WT%	XRF
P2O5	0.2	WT%	XRF
LA	14.6	PPM	LA-ICPMS
CE	30.4	PPM	LA-ICPMS
PR	4.04	PPM	LA-ICPMS
ND	16.3	PPM	LA-ICPMS
SM	3.56	PPM	LA-ICPMS
EU	1.2	PPM	LA-ICPMS
GD	3.27	PPM	LA-ICPMS
TB	0.5	PPM	LA-ICPMS
DY	2.81	PPM	LA-ICPMS
HO	0.54	PPM	LA-ICPMS
ER	1.49	PPM	LA-ICPMS
YB	1.42	PPM	LA-ICPMS
LU	0.2	PPM	LA-ICPMS
V	195	PPM	LA-ICPMS
CR	134	PPM	LA-ICPMS
NI	40	PPM	XRF
CU	41	PPM	XRF
ZN	77	PPM	XRF
RB	21	PPM	XRF
SR	608	PPM	XRF
Y	16	PPM	XRF
ZR	123	PPM	XRF
NB	10	PPM	LA-ICPMS
BA	278	PPM	XRF
HF	2.73	PPM	LA-ICPMS
TA	0.53	PPM	LA-ICPMS
PB	8.31	PPM	LA-ICPMS
TH	2.6	PPM	LA-ICPMS
U	0.8	PPM	LA-ICPMS