Sample s_SR868

NavDat sample number 43372 · ANDESITE

Sample

Sample ID	s_SR868
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	56.3	WT%	XRF
TIO2	0.99	WT%	XRF
AL2O3	18.1	WT%	XRF
FE2O3T	7.07	WT%	XRF
CAO	6.47	WT%	XRF
MGO	4.47	WT%	XRF
MNO	0.11	WT%	XRF
K2O	1.2	WT%	XRF
NA2O	3.37	WT%	XRF
P2O5	0.17	WT%	XRF
LA	13.3	PPM	LA-ICPMS
CE	25.6	PPM	LA-ICPMS
PR	3.18	PPM	LA-ICPMS
ND	12.5	PPM	LA-ICPMS
SM	2.84	PPM	LA-ICPMS
EU	1.12	PPM	LA-ICPMS
GD	2.62	PPM	LA-ICPMS
TB	0.42	PPM	LA-ICPMS
DY	2.51	PPM	LA-ICPMS
HO	0.47	PPM	LA-ICPMS
ER	1.27	PPM	LA-ICPMS
YB	1.29	PPM	LA-ICPMS
LU	0.19	PPM	LA-ICPMS
V	122	PPM	LA-ICPMS
CR	105	PPM	LA-ICPMS
NI	32	PPM	XRF
CU	24	PPM	XRF
ZN	84	PPM	XRF
RB	25	PPM	XRF
SR	550	PPM	XRF
Y	13	PPM	XRF
ZR	129	PPM	XRF
NB	10	PPM	LA-ICPMS
BA	361	PPM	XRF
HF	2.88	PPM	LA-ICPMS
TA	0.57	PPM	LA-ICPMS
PB	16.94	PPM	LA-ICPMS
TH	3.2	PPM	LA-ICPMS
U	1.1	PPM	LA-ICPMS