Ammonite Pair 10.7cm Large Fossil Display Pieces Rhyolite is a silica-rich volcanic

Rhyolite is a silica-rich volcanic rock which contains high levels of silicate minerals such as Quartz minerals and Feldspar minerals

Lapis Lazuli measures 5 to 5

This delightful 6

large orbs of vibrant volcanic red

Ammonite Pair 10.7cm Large Fossil Display Pieces Rhyolite is a silica-rich volcanicDimensions: 10. 7cm at widest point Ref: 9974 Ammonite Pair, fossil for sale from Madagascar. This stunning Ammonite Pair is 10. 7cm at its widest measurement, and consists of an Ammonite cut and polished to create a striking pair. Both of the pieces display a rough natural surface on one side, and a highly polished surface on the other, which reveals deep caramel, chocolate brown and yellow tones and gorgeous cream coloured internal calcite chambers.