Add to collection
  • + Create new collection
  • Rights: Hannes GrobeCreative Commons 2.5 Published 9 April 2010 Size: 610 KB Referencing Hub media

    Pumice, a rhyolite, is very common in the central North Island. It may still have evidence of the bubbles of gas trapped as the rock solidified.

      Go to full glossary
      Download all