Sample 74

NavDat sample number 29580 · RHYOLITE

Sample

Latitude	41.9053
Longitude	-118.98
Location	McGee Mountain
State / province	Nevada
Volcanic field	Northwest Nevada
Location comment	on distal part of eroded lava flow from McGee Mountain. Nevada Highway 120, Humboldt County

Age (Ma)	Error	Min	Max	Geologic age	Dated by
33.4		1.8	65	Tertiary

Item	Value	Unit	Method
SIO2	77.1	WT%	UNKNOWN
AL2O3	12.48	WT%	UNKNOWN
FE2O3	0.47	WT%	UNKNOWN
FEO	0.39	WT%	UNKNOWN
MGO	0.05	WT%	UNKNOWN
CAO	0.37	WT%	UNKNOWN
NA2O	4.05	WT%	UNKNOWN
K2O	4.61	WT%	UNKNOWN
H2O_PLUS	0.09	WT%	UNKNOWN
TIO2	0.12	WT%	UNKNOWN
P2O5	0.01	WT%	UNKNOWN
MNO	0.05	WT%	UNKNOWN
CL	0.07	WT%	UNKNOWN
CL	0.06	WT%	UNKNOWN
F	0.06	WT%	UNKNOWN
F	0.06	WT%	UNKNOWN
BA	130	PPM	UNKNOWN
BE	5.5	PPM	UNKNOWN
CO	0.3	PPM	UNKNOWN
CR	1.9	PPM	UNKNOWN
CS	7.3	PPM	UNKNOWN
HF	4.9	PPM	UNKNOWN
LI	44	PPM	UNKNOWN
MO	8.1	PPM	UNKNOWN
NB	27	PPM	UNKNOWN
NB	25	PPM	UNKNOWN
PB	17	PPM	UNKNOWN
RB	221	PPM	UNKNOWN
RB	212	PPM	UNKNOWN
SB	1.2	PPM	UNKNOWN
SC	1.6	PPM	UNKNOWN
SN	3.4	PPM	UNKNOWN
SR	18	PPM	UNKNOWN
TA	2.95	PPM	UNKNOWN
TH	24.9	PPM	UNKNOWN
U	13.2	PPM	UNKNOWN
W	3.9	PPM	UNKNOWN
Y	27	PPM	UNKNOWN
ZN	38	PPM	UNKNOWN
ZR	153	PPM	UNKNOWN
LA	40	PPM	UNKNOWN
CE	71	PPM	UNKNOWN
ND	29	PPM	UNKNOWN
SM	6.6	PPM	UNKNOWN
EU	0.26	PPM	UNKNOWN
GD	4.6	PPM	UNKNOWN
TB	0.98	PPM	UNKNOWN
TM	0.53	PPM	UNKNOWN
YB	4.6	PPM	UNKNOWN
LU	0.67	PPM	UNKNOWN