fig09.htm

Figure 9. Th/Ta vs. La/Yb diagram for metabasites of the Onot block.
1 - amphibolites from enclaves in plagiogneisses (tonalite-trondhjemite suite), 2 - lower crustal mafic granulites of the Onot block, 3 - Late Archean basalts of the Onot greenstone belt. Outlined are fields for basalts of the Ontong Java Plateau (OJP) and island arc volcanics (ARCS) [Condie, 1994, 1997b]. PM = primitive mantle, DM = depleted mantle.


This document was generated by TeXWeb (Win32, v.1.3) on March 9, 2003.