Sample 81-ta-1

NavDat sample number 44458 · TONALITE

Sample

Sample ID	81-ta-1
Rock name	TONALITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	27.32
Longitude	-114.225
State / province	Baja California Sur

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
140.75		134.6	146.9

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
SIO2	68.29		WT%	XRF
TIO2	0.36		WT%	XRF
AL2O3	14.42		WT%	XRF
FE2O3	2.77		WT%	XRF
FEO	1.67		WT%	XRF
FE2O3	4.62		WT%	XRF
MNO	0.11		WT%	XRF
MGO	1.77		WT%	XRF
CAO	4.73		WT%	XRF
NA2O	3.27		WT%	XRF
K2O	0.3		WT%	XRF
P2O5	0.06		WT%	XRF
LOI	1.76		WT%	XRF
BE	299		PPM	XRF
NB	0		PPM	XRF
RB	11		PPM	XRF
SR	343		PPM	XRF
ZR	66		PPM	XRF
Y	20		PPM	XRF

References

Kimbrough, David L; Moore, Thomas E (2003) Ophiolite and volcanic arc assemblages on the Vizcaino Peninsula and Cedros Island, Baja California Sur, Mexico; Mesozoic forearc lithosphere of the Cordilleran magmatic arc. Special Paper - Geological Society of America. 374; Pages 43-71. 2003.