Sample 587-1A

NavDat sample number 63281 · TUFF

Sample

Sample ID	587-1A
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	36.9365
Longitude	-117.406
Location	Cottonwood Mtns
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
3.26		3.19	3.33

Analyses

Minerial

Item	Value	Std. dev.	Unit	Method
SIO2	66.1		WT%	UNKNOWN
AL2O3	18.53		WT%	UNKNOWN
FEO	0.05		WT%	UNKNOWN
CAO	0.15		WT%	UNKNOWN
NA2O	3.62		WT%	UNKNOWN
K2O	11.72		WT%	UNKNOWN
BAO	0.02		WT%	UNKNOWN
TOTAL	100.19		WT%	UNKNOWN

References

Snow, J Kent; Lux, Daniel R (1999) Tectono-sequence stratigraphy of Tertiary rocks in the Cottonwood Mountains and northern Death Valley area, California and Nevada. Special Paper - Geological Society of America. 333; Pages 17-64. 1999.