Sample Plugs

NavDat sample number 16624 · RHYOLITE

Sample

Sample ID	Plugs
Rock name	RHYOLITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	Sample Type

Location

Latitude	35
Longitude	-115.25
Location	Tortoise Shell Mountain Rhyolite
State / province	California
Volcanic field	Woods Mountains Volcanic Center

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
15.8		14.22	17.38

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	74.9		WT%	UNKNOWN
TIO2	0.2		WT%	UNKNOWN
AL2O3	12.9		WT%	UNKNOWN
FEO	1.3		WT%	UNKNOWN
MNO	0.09		WT%	UNKNOWN
MGO	0.06		WT%	UNKNOWN
CAO	0.22		WT%	UNKNOWN
NA2O	4.7		WT%	UNKNOWN
K2O	4.92		WT%	UNKNOWN
RB	166		PPM	UNKNOWN
SR	6		PPM	UNKNOWN
ZN	73		PPM	UNKNOWN
ZR	381		PPM	UNKNOWN

References

McCurry, Michael (1988) Geology and petrology of the Woods Mountains volcanic center, southeastern California; implications for the genesis of peralkaline rhyolite ash flow tuffs. Journal of Geophysical Research, B, Solid Earth and Planets, vol.93, no.12, pp.14,835-14,855, Dec 1988 doi:10.1029/JB093iB12p14835