Sample FR2b

NavDat sample number 130778 · DIORITE

Sample

Sample ID	FR2b
Rock name	DIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Saleeby and others
Comment	Sheeted diorite dike

Location

Latitude	39.6833
Longitude	-120.883
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
314		282.6	345.4

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
ND143_ND144	0.51229			MS

References

Saleeby, Jason B; Shaw, H F; Niemeyer, S; Moores, E M; Edelman, S H (1989) U/Pb, Sm/Nd and Rb/Sr geochronological and isotopic study of northernSierra Nevada ophiolitic assemblages, California. Contributions to Mineralogy and Petrology, vol.102, no.2, pp.205-220,1989 doi:10.1007/BF00375341