Sample 81L-46

NavDat sample number 17163 · BASALTIC-ANDESITE

Sample

Sample ID	81L-46
Rock name	BASALTIC-ANDESITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	olivine rich

Location

Latitude	36.7486
Longitude	-105.456
State / province	New Mexico
Volcanic field	Latir

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
27.75		27	28.5

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	53.4		WT%	WDXRF
TIO2	1.5		WT%	WDXRF
AL2O3	14.3		WT%	WDXRF
FEOT	10.2		WT%	UNKNOWN
MNO	0.13		WT%	WDXRF
MGO	7.1		WT%	WDXRF
CAO	7.8		WT%	WDXRF
NA2O	3		WT%	WDXRF
K2O	2.2		WT%	WDXRF
P2O5	0.42		WT%	WDXRF
LOI	2.1		WT%	WDXRF
RB	36		PPM	WDXRF
SR	688		PPM	WDXRF
Y	15		PPM	WDXRF
ZR	132		PPM	WDXRF
NB	9		PPM	WDXRF
ZN	104		PPM	WDXRF

References

Johnson, C M; Lipman, P W (1988) Origin of metaluminous and alkaline volcanic rocks of the Latirvolcanic field, northern Rio Grande Rift, New Mexico. Contributions to Mineralogy and Petrology, vol.100, no.1, pp.107-128,1988 doi:10.1007/BF00399442