4.75" Blue Smoke Colombian Lemurian TW597 prehnite tube agate is commonly cut

tube agate is commonly cut into cabochons to showcase its distinctive structures

but can appear in orange

Septarians are the result of volcanic eruptions and formed about 50 million years ago

Hand Carved Green Aventurine Ganesha

It forms in concretions

4.75" Blue Smoke Colombian Lemurian TW597 prehnite tube agate is commonly cut4. 75" Blue Smoke Colombian Lemurian Approx. Dimensions: 4. 75x1x0. 75 inches Approx. Weight: 85 grams Locality: Santander, Colombia Acrylic stand and putty not included, but may be purchased separately in our Acessories section. These Blue Smoke Lemurians are from a single pocket of material mined in Santander, Colombia. It has been theorized around the internet that the blue "smoke" is the inclusion of the lithium mineral Cookeite, which was thought