Septarian Skull megalodon which resembles droplets of blood

which resembles droplets of blood on a dragon

The iron oxidizes into reddish bands while the reduced iron creates green or whitish banding

indicating deep burial of a terrain

The color is attributed to natural radiation that activates color centers around aluminum impurities within the quartz crystal lattice

Septarian Skull megalodon which resembles droplets of bloodSeptarian nodules that have been carved and polished into a skull shape. The natural cracked pattern gives a unique dragon skin look. These nodules start out as a ball of mud, when the mud dries out and cracks, minerals (primarily calcite and aragonite) fill in the cracks. You will receive one piece selected from our current stock. All pieces are of similar size and quality. Average Dimensions: 2. 0 L x 1. 25 W x 1. 5 H inches. Average Weight: 4. 28