coccolithic

• a word derived from coccolith.
  coccolith

  noun

  a microscopic calcareous disk or ring making up part of the covering of certain marine plankton and forming much of the content of chalk rocks.

More Suggestions

• chalcolithic
• microlithic
• monolithic
• Chalcolithic
• Aeneolithic
• Eolithic
• Mesolithic
• Neolithic
• Paleolithic