Sample HU-95

NavDat sample number 93222 · DACITE

Sample

Sample ID	HU-95
Rock name	DACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Collected by	Church and Barakso
Comment	Massive lava flow with large plagioclase and biotite phenocrysts

Age (Ma)	Error	Min	Max	Geologic age	Dated by
52		46.8	57.2

Item	Value	Unit	Method
SIO2	64.02	WT%	XRF
TIO2	0.73	WT%	XRF
AL2O3	16.65	WT%	XRF
FE2O3T	3.49	WT%	XRF
MNO	0.05	WT%	XRF
MGO	0.86	WT%	XRF
CAO	2.83	WT%	XRF
NA2O	4.58	WT%	XRF
K2O	4.05	WT%	XRF
P2O5	0.47	WT%	XRF
LOI	0.8	WT%	XRF
CR	114	PPM	XRF
V	48	PPM	XRF
ZN	90	PPM	XRF
RB	98	PPM	XRF
BA	2184	PPM	XRF
SR	818	PPM	XRF
GA	19	PPM	XRF
TA	0.98	PPM	ICPMS
NB	20.4	PPM	ICPMS
HF	6.1	PPM	ICPMS
ZR	284	PPM	ICPMS
Y	23	PPM	ICPMS
TH	11.9	PPM	ICPMS
LA	53.55	PPM	ICPMS
CE	106.15	PPM	ICPMS
PR	12.59	PPM	ICPMS
ND	47.47	PPM	ICPMS
SM	8.06	PPM	ICPMS
EU	1.96	PPM	ICPMS
GD	5.82	PPM	ICPMS
TB	0.79	PPM	ICPMS
DY	4.32	PPM	ICPMS
HO	0.85	PPM	ICPMS
ER	2.39	PPM	ICPMS
TM	0.35	PPM	ICPMS
YB	2.32	PPM	ICPMS
LU	0.35	PPM	ICPMS