Sample 171

NavDat sample number 14779 · TUFF

Sample

Sample ID	171
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	37.2517
Longitude	-114.632
Location	Kate Springs Wash Caldera
State / province	Nevada

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
14.1		13.9	14.3

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	76.3		WT%	XRF
AL2O3	11.3		WT%	XRF
FE2O3	2.78		WT%	XRF
MGO	0.09		WT%	XRF
CAO	0.21		WT%	XRF
NA2O	4.12		WT%	XRF
K2O	4.91		WT%	XRF
TIO2	0.15		WT%	XRF
P2O5	0.03		WT%	XRF
MNO	0.06		WT%	XRF
H2O	1.7		WT%	XRF
RB	342		PPM	XRF
SR	6		PPM	XRF
ZR	980		PPM	XRF
Y	152		PPM	XRF
NB	130		PPM	XRF
ZN	203		PPM	XRF
GA	30		PPM	XRF
PB	44		PPM	XRF
TOTAL	101.9		WT%	XRF

References

Novak, S W; Mahood, G A (1986) Rise and fall of a basalt-trachyte-rhyolite magma system at the KaneSprings Wash Caldera, Nevada. Contributions to Mineralogy and Petrology, vol.94, no.3, pp.352-373,1986 doi:10.1007/BF00371444