Sample s_682

NavDat sample number 33827 · RHYODACITE

Sample

Latitude	42.88
Longitude	-121.96
Location	CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN
State / province	OREGON
Location comment	CRATER LAKE, SCOTT CREEK

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.41		0.395	0.423	QUATERNARY

Item	Value	Unit	Method
SIO2	67.3	WT%	XRF
TIO2	0.5	WT%	XRF
AL2O3	15.7	WT%	XRF
FE2O3T	3.3	WT%	XRF
CAO	2.84	WT%	XRF
MGO	1.09	WT%	XRF
MNO	0.06	WT%	XRF
K2O	2.49	WT%	AES
NA2O	4.85	WT%	AES
P2O5	0.13	WT%	XRF
LOI	0.86	WT%	IGN
LA	18	PPM	INAA
CE	39	PPM	INAA
ND	18	PPM	INAA
SM	4.1	PPM	INAA
EU	0.97	PPM	INAA
TB	0.59	PPM	INAA
YB	2	PPM	INAA
LU	0.34	PPM	INAA
SC	7.87	PPM	INAA
CO	4.8	PPM	INAA
ZN	51	PPM	INAA
RB	43	PPM	XRF
SR	332	PPM	XRF
Y	27	PPM	XRF
ZR	214	PPM	XRF
NB	5.5	PPM	ICPMS
CS	1	PPM	INAA
BA	832	PPM	XRF
HF	5.3	PPM	INAA
TA	0.53	PPM	INAA
TH	5.1	PPM	INAA
U	1.7	PPM	INAA
SIO2	56	WT%	XRF
AL2O3	27.5	WT%	XRF
FEOT	0.29	WT%	EPMA
CAO	9.93	WT%	XRF
MGO	0.02	WT%	XRF
SRO	0.16	WT%	EPMA
K2O	0.2	WT%	AES
NA2O	5.81	WT%	AES
SIO2	61.1	WT%	XRF
AL2O3	24.3	WT%	XRF
FEOT	0.33	WT%	EPMA
CAO	6.29	WT%	XRF
MGO	0.02	WT%	XRF
SRO	0.19	WT%	EPMA
K2O	0.44	WT%	AES
NA2O	7.8	WT%	AES
SIO2	52	WT%	XRF
TIO2	0.45	WT%	XRF
AL2O3	1.68	WT%	XRF
CR2O3	0.01	WT%	EPMA
FEOT	9.24	WT%	EPMA
CAO	21.2	WT%	XRF
MGO	14.1	WT%	XRF
MNO	0.43	WT%	XRF
NA2O	0.45	WT%	AES
WO	41.9	MOL%	EPMA
SIO2	52.1	WT%	XRF
TIO2	0.35	WT%	XRF
AL2O3	1.29	WT%	XRF
CR2O3	0.01	WT%	EPMA
FEOT	9.68	WT%	EPMA
CAO	21.1	WT%	XRF
MGO	14.1	WT%	XRF
MNO	0.46	WT%	XRF
NA2O	0.44	WT%	AES
WO	42.2	MOL%	EPMA
SIO2	52.9	WT%	XRF
TIO2	0.23	WT%	XRF
AL2O3	0.49	WT%	XRF
CR2O3	0	WT%	EPMA
FEOT	22.8	WT%	EPMA
CAO	1.17	WT%	XRF
MGO	22.1	WT%	XRF
MNO	0.93	WT%	XRF
NA2O	0.01	WT%	AES
WO	2.3	MOL%	EPMA
SIO2	53	WT%	XRF
TIO2	0.17	WT%	XRF
AL2O3	0.44	WT%	XRF
CR2O3	0.02	WT%	EPMA
FEOT	22.4	WT%	EPMA
CAO	1.03	WT%	XRF
MGO	22.2	WT%	XRF
MNO	0.92	WT%	XRF
NA2O	0.01	WT%	AES
WO	2.1	MOL%	EPMA