Sample s_19 PHGR-31

NavDat sample number 36326 · BASALT

Sample

Sample ID	s_19 PHGR-31
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	46
Longitude	-118.85
Location	COLUMBIA RIVER BASALT PROVINCE / COLUMBIA PLATEAU / GRANDE RONDE BASALT
State / province	WASHINGTON
Location comment	TYPE SECTION, LEWISTON BASIN

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
16.05		15.6	16.5

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
ND143_ND144	0.51261			TIMS
SR87_SR86	0.70482			TIMS
PB206_PB204	18.939			TIMS
PB207_PB204	15.561			TIMS
PB208_PB204	38.567			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.