Product Description : Absolute Expert: Rocks & Minerals From amethysts and tanzanite to the sparkling geodes and erupting volcanoes get the latest geological insights and intel straight from the field from National Geographic explorer and geophysicist Dr Sarah StampsReady to go on a rocking great adventure Travel across the globe to find out how the Earth formed so YOU can become an absolute expert Get up close to the layers of rock beneath the Earths surface Learn about igneous sedimentary and metamorphic rock cycles Dig into sparkling crystals quartz diamonds and other glorious gems On the hunt for incredible rocks and minerals youll mine the depths of our planet and venture into the Earths core Geology comes alive in this cool book filled with special features sidebars wacky trivia and more ( it is an used product)