replacive

adjective2

1. •
   Denoting replacement.

   • Replacive conjuncts indicate that what is being said is a replacement for what has been said before. — 1969
2. •
   Of or relating to replacement of one mineral by another, or a rock which exhibits such replacement.

   • Early replacive calcite and late replacive calcite exhibit similar carbon isotope and different oxygen isotope compositions. — 2003