Amethyst has been played on NTS in shows including Trevor Jackson , featured first on 30 November 2014. Songs played include Midnight Rendezvous.

There are several bands called Amethyst.

Stoner/doom metal from Buenos Aires, Argentina

Bandcamp

A trance / progressive house duo. http://www.discogs.com/artist/Amethyst

A Melodic Death / Melodic Black Metal band from the Netherlands.

Heavy / Progressive Metal band from Australia.

A Thrash Metal band from Italy.

A Progressive Metal band from Sweden.

A Progressive Metal band from the USA.

A Power Metal band from Canada.

A Power / Thrash Metal band from the USA.

A defunct Pop Rock band from Youngstown, OH, USA.

Amethyst…