Ammonite Half Necklace Jewellery_Bracelet Obsidian is a natural volcanic

Obsidian is a natural volcanic glass formed after eruptions and comes in a few different forms

Beautiful Hematoid Quartz flame from Madagascar

Silicon Carbide

Aids in seeing into the root of the problem

and more usually now the yellow

Ammonite Half Necklace Jewellery_Bracelet Obsidian is a natural volcanicThese lovely necklaces show off a polished Ammonite half, with the front revealing the inner Calcite chambers, and the back showing the natural outer shell of the Ammonite. You will receive one Ammonite necklace, each one is approx 31mm 38mm tall, an example of the ones we have are shown in the photos, these come on a black cord.