Sample Tmo D8

NavDat sample number 125339 · SYENITE

Sample

Sample ID	Tmo D8
Rock name	SYENITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	32.2892
Longitude	-106.52
Location	S of Modoc fault
State / province	New Mexico
Formation	Tmo

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
35.69		35.6	35.78

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	66.05		WT%	ICPAES
AL2O3	16.2		WT%	ICPAES
FE2O3	3.07		WT%	ICPAES
MGO	0.58		WT%	ICPAES
CAO	1.59		WT%	ICPAES
NA2O	5.47		WT%	ICPAES
K2O	5.52		WT%	ICPAES
TIO2	0.75		WT%	ICPAES
MNO	0.11		WT%	ICPAES
BA	817		PPM	ICPAES
LA	79		PPM	ICPAES
SR	326		PPM	ICPAES
Y	58		PPM	ICPAES
ZR	386		PPM	ICPAES

References

Yanicak, Stephen M (1992) Petrology of silicic and syenitic facies of the Organ Needle Pluton, Organ Mountains batholith, Dona Ana County, southern New Mexico.