Sample EC-307

NavDat sample number 36073 · GNEISS

Sample

Sample ID	EC-307
Rock name	GNEISS
Material	METAMORPHIC
Comment	Pegmatitic gneiss

Location

Latitude	49.5583
Longitude	-118.325
State / province	BRITISH COLUMBIA

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
99		82	116

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	109		PPM	XRF
SR	605		PPM	XRF
SM	6.55		PPM	TIMS
ND	37.55		PPM	TIMS
RB87_SR86	0.522			XRF
SM147_ND144	0.1055			TIMS
SR87_SR86	0.710477			XRF
ND143_ND144	0.512086			TIMS
SR87_SR86_INITIAL	0.70973			XRF
E_ND	-9.6			TIMS

References

Ghosh, Dipak K (1995) Nd-Sr isotopic constraints on the interactions of the Intermontane Superterrane with the western edge of North America in the southern Canadian Cordillera. Canadian Journal of Earth Sciences = Journal Canadien des Sciences de la Terre. 32; 10, Pages 1740-1758. 1995. doi:10.1139/e95-136