Sample s_733

NavDat sample number 33834 · ANDESITE

Sample

Latitude	42.95
Longitude	-121.94
Location	CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN
State / province	OREGON
Location comment	CRATER LAKE, POTHOLE BUTTE

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.45		0.448	0.456	QUATERNARY

Item	Value	Unit	Method
SIO2	55.8	WT%	XRF
TIO2	0.82	WT%	XRF
AL2O3	18.2	WT%	XRF
FE2O3T	6.4	WT%	XRF
CAO	7.07	WT%	XRF
MGO	3.86	WT%	XRF
MNO	0.09	WT%	XRF
K2O	1.16	WT%	AES
NA2O	3.94	WT%	AES
P2O5	0.28	WT%	XRF
LOI	1.09	WT%	IGN
LA	17	PPM	INAA
CE	33	PPM	INAA
ND	17	PPM	INAA
SM	3.6	PPM	INAA
EU	1.11	PPM	INAA
TB	0.45	PPM	INAA
YB	1.4	PPM	INAA
LU	0.2	PPM	INAA
SC	15.9	PPM	INAA
CR	75.1	PPM	INAA
CO	21	PPM	INAA
ZN	74	PPM	INAA
RB	28	PPM	XRF
SR	1040	PPM	XRF
Y	16	PPM	XRF
ZR	124	PPM	XRF
NB	2.6	PPM	ICPMS
CS	0.7	PPM	INAA
BA	488	PPM	XRF
HF	2.7	PPM	INAA
TA	0.22	PPM	INAA
TH	2	PPM	INAA
U	0.5	PPM	INAA
SIO2	53.6	WT%	XRF
AL2O3	28.4	WT%	XRF
FEOT	0.32	WT%	EPMA
CAO	10.87	WT%	XRF
MGO	0.03	WT%	XRF
SRO	0.18	WT%	EPMA
K2O	0.17	WT%	AES
NA2O	5.34	WT%	AES
SIO2	61.9	WT%	XRF
AL2O3	23.6	WT%	XRF
FEOT	0.34	WT%	EPMA
CAO	5.37	WT%	XRF
MGO	0.02	WT%	XRF
SRO	0.1	WT%	EPMA
K2O	0.49	WT%	AES
NA2O	8.52	WT%	AES