Ammonite Fossil (Anetoceras) – Erfoud, Morocco – 2364g ethiopian opal which is the round dimple

which is the round dimple with no color

well-formed terminations

creating a sparkling effect as light moves across the piece

171mm x 131mm x 53mm

Watch the video to see a high resolution 360° view of this crystal

Ammonite Fossil (Anetoceras) – Erfoud, Morocco – 2364g ethiopian opal which is the round dimpleA striking large Anetoceras ammonite fossil preserved in natural matrix, featuring a beautifully defined coiled shell with strong ribbing and excellent three dimensional relief. The spiral form is bold and eye catching, with deep, evenly spaced ridges that highlight the natural growth pattern of this ancient marine cephalopod. This specimen displays a classic open coil structure typical of early ammonites, with a well exposed whorl and natural