LITTLE KNOWN FACTS ABOUT ULTIMATE RING.

Concerned that some iron meteorites had zero-exposure ε182W values akin to the Preliminary values inferred for CAIs, Humayun, Simon, and Grossman (2007) questioned whether the Original Hf and W isotopic compositions of the solar program inferred from CAIs ended up correct. They argued the isotopic knowledge for CAIs within the Allende chondrite we