Sample T-395

NavDat sample number 124305 · GRANODIORITE

Sample

Sample ID	T-395
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Paterson and others
Comment	Half Dome with enclaves in sea of Cathedral Peak dikes. Sample looks like equigranular Half Dome with subhedral hornblende.

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

Item	Value	Unit	Method
SIO2	67.66	WT%	ICPMS
TIO2	0.48	WT%	ICPMS
AL2O3	15.13	WT%	ICPMS
FEOT	3.27	WT%	ICPMS
MNO	0.07	WT%	ICPMS
MGO	1.31	WT%	ICPMS
CAO	3.2	WT%	ICPMS
NA2O	3.74	WT%	ICPMS
K2O	3.53	WT%	ICPMS
P2O5	0.15	WT%	ICPMS
RB	153	PPM	ICPMS
CS	8.1	PPM	ICPMS
BA	810	PPM	ICPMS
SR	471	PPM	ICPMS
ZR	107	PPM	ICPMS
HF	3.55	PPM	ICPMS
NB	7.8	PPM	ICPMS
TA	0.68	PPM	ICPMS
TH	28.4	PPM	ICPMS
U	8.7	PPM	ICPMS
PB	17.8	PPM	ICPMS
ZN	58	PPM	ICPMS
CU	3	PPM	ICPMS
CR	4	PPM	ICPMS
NI	4	PPM	ICPMS
SC	5.1	PPM	ICPMS
V	60	PPM	ICPMS
LA	27.1	PPM	ICPMS
CE	47.5	PPM	ICPMS
PR	5.3	PPM	ICPMS
ND	18.4	PPM	ICPMS
SM	3.3	PPM	ICPMS
EU	0.8	PPM	ICPMS
GD	2.6	PPM	ICPMS
TB	0.4	PPM	ICPMS
DY	2	PPM	ICPMS
HO	0.4	PPM	ICPMS
ER	0.9	PPM	ICPMS
TM	0.1	PPM	ICPMS
YB	0.9	PPM	ICPMS
Y	10.2	PPM	ICPMS