Hot House Glass - "Purple and Lime Green Swirl"

This is a handmade marble by artists, Brett Young and Larry Zengel of Hot House Glass.  It is a swirl marble with wide bands of sparkly purple and opaque Lime Green and finer lines of white and black wrapping around the marble.  Approximately 1 3/4" shy in diameter.  It is signed with a drawing of a house under flames.