Sample s_1374

NavDat sample number 33820 · RHYODACITE

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	71.1	WT%	XRF
TIO2	0.41	WT%	XRF
AL2O3	14.5	WT%	XRF
FE2O3T	2.49	WT%	XRF
CAO	1.77	WT%	XRF
MGO	0.57	WT%	XRF
MNO	0.05	WT%	XRF
K2O	2.79	WT%	AES
NA2O	5.13	WT%	AES
P2O5	0.09	WT%	XRF
LOI	0.46	WT%	IGN
LA	20	PPM	INAA
CE	39	PPM	INAA
ND	18	PPM	INAA
SM	4.1	PPM	INAA
EU	0.81	PPM	INAA
TB	0.6	PPM	INAA
YB	2.5	PPM	INAA
LU	0.36	PPM	INAA
SC	6.33	PPM	INAA
CO	3.2	PPM	INAA
ZN	39	PPM	INAA
RB	58	PPM	XRF
SR	226	PPM	XRF
Y	27	PPM	XRF
ZR	245	PPM	XRF
NB	7.4	PPM	ICPMS
CS	3.2	PPM	INAA
BA	846	PPM	XRF
HF	6.1	PPM	INAA
TA	0.57	PPM	INAA
TH	5.8	PPM	INAA
U	2.4	PPM	INAA
SIO2	52.3	WT%	XRF
AL2O3	30.7	WT%	XRF
FEOT	0.3	WT%	EPMA
CAO	13.13	WT%	XRF
MGO	0.04	WT%	XRF
SRO	0.13	WT%	EPMA
K2O	0.11	WT%	AES
NA2O	4	WT%	AES
SIO2	60.7	WT%	XRF
AL2O3	25	WT%	XRF
FEOT	0.28	WT%	EPMA
CAO	6.64	WT%	XRF
MGO	0.02	WT%	XRF
SRO	0.09	WT%	EPMA
K2O	0.37	WT%	AES
NA2O	7.43	WT%	AES
SIO2	54.8	WT%	XRF
AL2O3	28.7	WT%	XRF
FEOT	0.28	WT%	EPMA
CAO	10.92	WT%	XRF
MGO	0.04	WT%	XRF
SRO	0.16	WT%	EPMA
K2O	0.17	WT%	AES
NA2O	5.22	WT%	AES
SIO2	61.1	WT%	XRF
AL2O3	24.7	WT%	XRF
FEOT	0.31	WT%	EPMA
CAO	6.47	WT%	XRF
MGO	0.03	WT%	XRF
SRO	0.12	WT%	EPMA
K2O	0.38	WT%	AES
NA2O	7.73	WT%	AES
SIO2	43.6	WT%	XRF
TIO2	3.53	WT%	XRF
AL2O3	10.6	WT%	XRF
FEOT	12.2	WT%	EPMA
CAO	11.4	WT%	XRF
MGO	14.2	WT%	XRF
MNO	0.23	WT%	XRF
K2O	0.37	WT%	AES
NA2O	2.37	WT%	AES
SIO2	43.2	WT%	XRF
TIO2	3.47	WT%	XRF
AL2O3	10.6	WT%	XRF
FEOT	12.5	WT%	EPMA
CAO	11.4	WT%	XRF
MGO	14	WT%	XRF
MNO	0.25	WT%	XRF
K2O	0.33	WT%	AES
NA2O	2.43	WT%	AES