Sample 7

NavDat sample number 29548 · RHYOLITE

Sample

Latitude	38.9235
Longitude	-122.697
Location	Thurston Canyon
State / province	California
Volcanic field	Clear Lake Volcanic Field
Location comment	rhyolite of Thurston Creek, Manning Flat, Lake County

Age (Ma)	Error	Min	Max	Geologic age	Dated by
4		4	5

Item	Value	Unit	Method
SIO2	75.18	WT%	UNKNOWN
AL2O3	13.23	WT%	UNKNOWN
FE2O3	0.28	WT%	UNKNOWN
FEO	1.04	WT%	UNKNOWN
MGO	0.22	WT%	UNKNOWN
CAO	1.02	WT%	UNKNOWN
NA2O	3.52	WT%	UNKNOWN
K2O	4.83	WT%	UNKNOWN
H2O_PLUS	0.2	WT%	UNKNOWN
TIO2	0.24	WT%	UNKNOWN
P2O5	0.03	WT%	UNKNOWN
MNO	0.03	WT%	UNKNOWN
CL	0.04	WT%	UNKNOWN
F	0.07	WT%	UNKNOWN
BA	649	PPM	UNKNOWN
BE	2.5	PPM	UNKNOWN
CO	1.3	PPM	UNKNOWN
CR	1.1	PPM	UNKNOWN
CS	14	PPM	UNKNOWN
HF	5.3	PPM	UNKNOWN
LI	81	PPM	UNKNOWN
MO	0.61	PPM	UNKNOWN
NB	12	PPM	UNKNOWN
NB	14	PPM	UNKNOWN
PB	20	PPM	UNKNOWN
RB	193	PPM	UNKNOWN
RB	223	PPM	UNKNOWN
SB	0.7	PPM	UNKNOWN
SC	4.3	PPM	UNKNOWN
SN	6	PPM	UNKNOWN
SR	72	PPM	UNKNOWN
TA	1.21	PPM	UNKNOWN
TH	22.2	PPM	UNKNOWN
U	7.3	PPM	UNKNOWN
W	3.5	PPM	UNKNOWN
Y	45	PPM	UNKNOWN
ZN	25	PPM	UNKNOWN
ZR	173	PPM	UNKNOWN
LA	31	PPM	UNKNOWN
CE	55	PPM	UNKNOWN
ND	26	PPM	UNKNOWN
SM	5.6	PPM	UNKNOWN
EU	0.3	PPM	UNKNOWN
GD	4.4	PPM	UNKNOWN
TB	0.86	PPM	UNKNOWN
TM	0.37	PPM	UNKNOWN
YB	3.3	PPM	UNKNOWN
LU	0.48	PPM	UNKNOWN