Sample SM-4

NavDat sample number 124303 · GRANODIORITE

Sample

Sample ID	SM-4
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Paterson and others
Comment	Equigranular Half Dome granodiorite

Age (Ma)	Error	Min	Max	Geologic age	Dated by
90		85	95

Item	Value	Unit	Method
SIO2	64.42	WT%	ICPAES
TIO2	0.57	WT%	ICPAES
AL2O3	16.98	WT%	ICPAES
FEOT	3.39	WT%	ICPAES
MNO	0.07	WT%	ICPAES
MGO	1.7	WT%	ICPAES
CAO	4.53	WT%	ICPAES
NA2O	3.88	WT%	ICPAES
K2O	3.15	WT%	ICPAES
P2O5	0.16	WT%	ICPAES
LOI	0.6	WT%	ICPAES
RB	100	PPM	ICPMS
CS	4.3	PPM	ICPMS
BA	1022	PPM	ICPMS
SR	642	PPM	ICPMS
ZR	101	PPM	ICPMS
HF	3.1	PPM	ICPMS
NB	8.4	PPM	ICPMS
TA	0.9	PPM	ICPMS
GA	18.4	PPM	ICPMS
TH	12.8	PPM	ICPMS
U	4.4	PPM	ICPMS
PB	1.6	PPM	ICPMS
ZN	51	PPM	ICPMS
CU	9.3	PPM	ICPMS
NI	2.9	PPM	ICPMS
SC	6	PPM	ICPMS
V	68	PPM	ICPMS
LA	25	PPM	ICPMS
CE	53.3	PPM	ICPMS
PR	6.1	PPM	ICPMS
ND	23.2	PPM	ICPMS
SM	3.9	PPM	ICPMS
EU	1	PPM	ICPMS
GD	2.9	PPM	ICPMS
TB	0.5	PPM	ICPMS
DY	2.2	PPM	ICPMS
HO	0.4	PPM	ICPMS
ER	1.2	PPM	ICPMS
TM	0.2	PPM	ICPMS
YB	1.2	PPM	ICPMS
Y	12.1	PPM	ICPMS