Sample s_AB7 W-25

NavDat sample number 36305 · BASALT

Sample

Sample ID	s_AB7 W-25
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	46
Longitude	-118.85
Location	COLUMBIA RIVER BASALT PROVINCE / COLUMBIA PLATEAU / IMNAHA BASALT
State / province	WASHINGTON

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
16.85		16.5	17.2

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
ND143_ND144	0.51288			TIMS
SR87_SR86	0.70411			TIMS
PB206_PB204	19.004			TIMS
PB207_PB204	15.558			TIMS
PB208_PB204	38.498			TIMS

References

Hooper, P R; Hawkesworth, C J (1993) Isotopic and geochemical constraints on the origin and evolution of the Columbia River Basalt. Journal of Petrology. 34; 6, Pages 1203-1246. 1993.