The series premiered on demand on November 23, 2015, and on Syfy on December 14, 2015. A 13-episode second season premiered on February 1, 2017. In March 2017, Syfy renewed The Expanse for a 13-episode third season to air in 2018.
Perlite is an amorphous volcanic glass that has a relatively high water content, typically formed by the hydration of obsidian.
Auralite Meaning & Metaphysical Properties. Auralite is a crystal that was only discovered in 2007 in the Auralite Mine located in Canada. It is known as Auralite, Auralite Amethyst, Canadian Amethyst or Auralite-23. Each crystal is composed of a mixture of two to seven different minerals from a list of 23.