16) Black Septarian Calcite Crystal Tormalated Quartz These are more visible on

These are more visible on orange selenite

Size : 17 x 3

Average Weight : 310g approx

A natural specimen of high grade from Madagascar

Weight: 509g

16) Black Septarian Calcite Crystal Tormalated Quartz These are more visible onSeptarian Calcite Large Septarian Crystal, expertly polished and a very striking piece Size : 12. 5 x 5 x 8 cm approx. Weight : 920g approx. Location : Madagascar You will receive the exact crystal pictured Septarian: A result of volcanic eruptions, dead sea life was chemically attracted to the sediment around them, forming mud balls. As the ocean receded, the balls dried and cracked. Due to their bentonite content they also shrank in size and