Sample MCR 7 4 2

NavDat sample number 38916 · RHYODACITE

Sample

Latitude	43.8258
Longitude	-114.534
Location	Boulder Mountains
State / province	Idaho
Volcanic field	Boulder Mountain Stock, porphyry unit

Age (Ma)	Error	Min	Max	Geologic age	Dated by
42.8		38.9	46.7

Item	Value	Unit	Method
SIO2	71.99	WT%	XRF
AL2O3	14.36	WT%	XRF
TIO2	0.293	WT%	XRF
FEOT	2	WT%	XRF
MNO	0.031	WT%	XRF
CAO	0.75	WT%	XRF
MGO	0.46	WT%	XRF
K2O	5.78	WT%	XRF
NA2O	3.76	WT%	XRF
P2O5	0.077	WT%	XRF
TOTAL	99.5	WT%	XRF
NI	11	PPM	XRF
CR	0	PPM	XRF
SC	9	PPM	XRF
V	21	PPM	XRF
BA	1069	PPM	XRF
RB	279	PPM	XRF
SR	214	PPM	XRF
ZR	206	PPM	XRF
Y	23	PPM	XRF
NB	29.9	PPM	XRF
GA	16	PPM	XRF
CU	17	PPM	XRF
ZN	28	PPM	XRF
PB	22	PPM	XRF
LA	66	PPM	XRF
CE	109	PPM	XRF
TH	41	PPM	XRF
LA	55.96	PPM	ICPMS
CE	91.15	PPM	ICPMS
PR	8.97	PPM	ICPMS
ND	30.86	PPM	ICPMS
SM	5.6	PPM	ICPMS
EU	0.98	PPM	ICPMS
GD	3.97	PPM	ICPMS
TB	0.62	PPM	ICPMS
DY	3.6	PPM	ICPMS
HO	0.71	PPM	ICPMS
ER	2	PPM	ICPMS
TM	0.3	PPM	ICPMS
YB	1.99	PPM	ICPMS
LU	0.32	PPM	ICPMS
BA	1025.41	PPM	ICPMS
TH	33.94	PPM	ICPMS
NB	33.2	PPM	ICPMS
Y	21.04	PPM	ICPMS
HF	6.07	PPM	ICPMS
TA	2.78	PPM	ICPMS
U	11.56	PPM	ICPMS
PB	27.47	PPM	ICPMS
RB	274.99	PPM	ICPMS
CS	4	PPM	ICPMS
SR	213.83	PPM	ICPMS
D18O	-0.5	PERMILL	MS
D18O	9	PERMILL	MS
D18O	-1.7	PERMILL	MS
PB206_PB204	18.378		TIMS
PB207_PB204	15.616		TIMS
PB208_PB204	39.116		TIMS
SR87_SR86	0.71226		TIMS
ND143_ND144	0.511852		TIMS