Sample 143

NavDat sample number 14768 · TRACHYBASALT

Sample

Sample ID	143
Rock name	TRACHYBASALT
Rock type	VOLCANIC
Composition	MAFIC
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
13.4		12.06	14.74

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	50.4		WT%	XRF
AL2O3	15.6		WT%	XRF
FE2O3	14.4		WT%	XRF
MGO	3.72		WT%	XRF
CAO	7.01		WT%	XRF
NA2O	3.84		WT%	XRF
K2O	2		WT%	XRF
TIO2	2.97		WT%	XRF
P2O5	0.59		WT%	XRF
MNO	0.19		WT%	XRF
RB	25		PPM	XRF
SR	432		PPM	XRF
ZR	248		PPM	XRF
Y	35		PPM	XRF
NB	18		PPM	XRF
NI	26		PPM	XRF
ZN	102		PPM	XRF
GA	24		PPM	XRF
PB	5		PPM	XRF
TOTAL	99.8		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