Sample TCV-4

NavDat sample number 21573 · RHYODACITE

Sample

Latitude	42.2508
Longitude	-115.536
Location	along Poison Creek, Owyhee area
State / province	Idaho
Volcanic field	Challis Volcanics

Age (Ma)	Error	Min	Max	Geologic age	Dated by
45		40	51

Item	Value	Unit	Method
SIO2	65.16	WT%	XRF
TIO2	0.56	WT%	XRF
AL2O3	15.46	WT%	XRF
FE2O3T	4.58	WT%	XRF
MNO	0.07	WT%	XRF
MGO	1.53	WT%	XRF
CAO	3.43	WT%	XRF
NA2O	3.3	WT%	XRF
K2O	3.74	WT%	XRF
P2O5	0.18	WT%	XRF
LOI	2.06	WT%	XRF
TOTAL	100.07	WT%	XRF
RB	111	PPM	XRF
SR	451	PPM	XRF
BA	1227	PPM	XRF
Y	12	PPM	XRF
ZR	198	PPM	XRF
V	72	PPM	XRF
NI	5	PPM	XRF
CR	40	PPM	XRF
LA	39.6	PPM	MS
CE	78.7	PPM	MS
PR	8.46	PPM	MS
ND	32.8	PPM	MS
SM	5.74	PPM	MS
EU	1.25	PPM	MS
GD	4.33	PPM	MS
HO	0.65	PPM	MS
ER	1.7	PPM	MS
YB	1.55	PPM	MS
U	4.01	PPM	MS
TH	21.5	PPM	MS
PB	30.2	PPM	MS
NB	18.2	PPM	MS
HF	5.7	PPM	MS
CS	2.4	PPM	MS
W	1.1	PPM	MS
MO	1.1	PPM	MS
PB206_PB204	17.713		TIMS
PB207_PB204	15.583		TIMS
PB208_PB204	39.153		TIMS
PB206_PB204	17.621		TIMS
PB207_PB204	15.562		TIMS
PB208_PB204	38.948		TIMS