Sample 1287-2

NavDat sample number 63268 · TUFF

Sample

Sample ID	1287-2
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	36.9503
Longitude	-117.438
Location	Cottonwood Mtns
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
23.81		23.52	24.1

Analyses

Minerial

Item	Value	Std. dev.	Unit	Method
SIO2	65.82		WT%	UNKNOWN
AL2O3	18.81		WT%	UNKNOWN
FEO	0.1		WT%	UNKNOWN
CAO	0.18		WT%	UNKNOWN
NA2O	4.14		WT%	UNKNOWN
K2O	11.03		WT%	UNKNOWN
BAO	0.07		WT%	UNKNOWN
TOTAL	100.16		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.