Sample 69-20

NavDat sample number 11721 · BASALT

Sample

Sample ID	69-20
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	43.4517
Longitude	-113.536
Location	Craters of the Moon lava field
State / province	Idaho
Volcanic field	Devils Orchard flow

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.0022		0.002	0.004

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
PB	33.7		PPM	UNKNOWN
U	4.6		PPM	UNKNOWN
TH	13		PPM	UNKNOWN
PB206_PB204	17.81			TIMS
PB207_PB204	15.6			TIMS
PB208_PB204	38.43			TIMS

References

Leeman, William P; Menzies, Martin A; Matty, David J; Embree, Glen F (1985) Strontium, neodymium and lead isotopic compositions of deep crustalxenoliths from the Snake River plain; evidence for Archean basement. Earth and Planetary Science Letters, vol.75, no.4, pp.354-368, Nov1985 doi:10.1016/0012-821X(85)90179-7