Andesite

Rocks are not all the same. Some are heavy, some are light. Others are dark, while some can be almost...

Most of New Zealand’s limestone deposits were formed in the Oligocene epoch some 23–34 million years ago. The properties of...

The series of activities described below was designed to help students develop an understanding about earthquakes in New Zealand, including...

New Zealand has volcanoes stretching from the Bay of Islands down to Otago. Many of our volcanoes are extinct (no...