Sample UE7BA-550.1

NavDat sample number 84232

Sample

Sample ID	UE7BA-550.1
Material	notfound
Comment	Core is very pale yellowish brown devitrified partially welded tuff, nearly moderately welded, with common pinkish white to moderate reddish brown devitrified pumice. Felsic phenocrysts that include conspicuous quartz are common, biotite is common to abundant, and one grain of dark green clinopyroxene was observed. Lithics are rare.

Location

Latitude	37.0853
Longitude	-116.045
State / province	NEVADA

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
11.645		11.655	11.635

Analyses

Whole Rock

Item	Value	Std. dev.	Unit	Method
AL2O3	14.72		WT%	XRF
CAO	1.37		WT%	XRF
FE2O3	2.056		WT%	XRF
K2O	5.51		WT%	XRF
LOI	0.54		WT%	XRF
MGO	0.4		WT%	XRF
MNO	0.0775		WT%	XRF
MN	0.06		WT%	XRF
NA2O	3.61		WT%	XRF
P2O5	0.07		WT%	XRF
SIO2	69.94		WT%	XRF
TIO2	0.36		WT%	XRF
TOTAL	98.64		WT%	XRF

References

Davies, W. J., Gonzales, J.L., and Drellack, S.L., Jr. (1982) Lithologic and geophysical logs of selected drill holes in eastern Area 4, and western Area 7, Nevada Test Site. Nevada Test Site (Vol III), DOE/NV/10322-3, 1982