Sample PAH20

NavDat sample number 54408 · VITROPHERE

Sample

Sample ID	PAH20
Rock name	VITROPHERE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	Pah Rah Range, Washoe county, Nevada [SW 1/4 SE 1/4, SW 1/4, SE 1/4, Sec. 8 T22N, R21E] Lateral equivalent of of PAH3-10, which is pinchout of vitric-crystal densely welded vitrophyre of the upper phase of the Nine Hill Tuff

Age (Ma)	Error	Min	Max	Geologic age	Dated by
24.71		24.09	25.33

Item	Value	Unit	Method
SIO2	70.88	WT%	XRF
TIO2	0.41	WT%	XRF
AL2O3	15.07	WT%	XRF
FEO	1.32	WT%	XRF
MNO	0.04	WT%	XRF
MGO	0.48	WT%	XRF
CAO	1.12	WT%	XRF
NA2O	4	WT%	XRF
K2O	5.44	WT%	XRF
P2O5	0.12	WT%	XRF
ZN	38	PPM	XRF
GA	21	PPM	XRF
RB	157	PPM	XRF
SR	119	PPM	XRF
Y	33	PPM	XRF
ZR	311	PPM	XRF
NB	25	PPM	XRF
CS	8	PPM	XRF
BA	2025	PPM	XRF
PB	29	PPM	XRF
TH	16	PPM	XRF
LA	55	PPM	XRF
CE	91	PPM	XRF
PR	8	PPM	XRF
ND	47	PPM	XRF
SM	-8	PPM	XRF