Polished Gastropod Fossil 7.2cm Crystals With Rainbows colourful flash and 'sheen'/ iridescence

colourful flash and 'sheen'/ iridescence when twisted and turned in the light: this sheen varies in colour but often manifests in shimmering silvers (Silver Sheen Obsidian) and glistening golds (Gold Sheen Obsidian)

Malachite is a copper carbonate hydroxide mineral

We discovered the spectrolite from our 2017 spring trip and we were in awe at the stunning colours which are displayed within it

The King Cobra Jasper Crystal Egg displays a mixture of vibrant volcanic red

Apatite is also a minor ore for certain rare metals and materials

Polished Gastropod Fossil 7.2cm Crystals With Rainbows colourful flash and 'sheen'/ iridescencePolished Gastropod Fossils For Sale From Madagascar This gorgeous Polished Gastropod Fossil (otherwise known as a Snail Fossil) measuring 7. 2cm long dates back to the Jurassic Period at approximately 163 million years old, and was sourced from the Tulear region of Madagascar. A striking Shell Fossil, this White Fossil has been carefully polished to preserve its intricately coiled shell. Gastropod Fossils Gastropods are commonly referred to as Snail