Nephrite "hei-tiki" (neck pendant). These are believed to have their own "mana", are handed down as valuable heirlooms, and often given as gifts to seal important agreements. It has also been used for a range of tools such as adzes, as Māori had no metal tools before European contact. Commonly called "greenstone", jade jewellery in Māori designs is widely popular with tourists. Stone is often imported from Canada, China and Siberia, and Ngai Tahu runs a pounamu certification scheme to verify the authenticity of New Zealand stone. Nephrite Nephrite is a variety of the calcium, magnesium, and iron-rich amphibole minerals tremolite
Chaos of Forms Chaos of Forms Chaos of Forms is the third studio album by American technical death metal band Revocation, released on August 16, 2011 by Relapse Records. The song "Cradle Robber" was released and streamed on their Facebook page in May 10, 2011. This album is the last album to feature their original bass player, Anthony Buda, and the first album to feature their current rhythm guitarist, Dan Gargiulo. "Chaos of Forms" was well received by critics. The Daily Rotation awarded the album 9.3 out of 10, calling it "one of the best records of the year" that produces "some of