Book 1

Ruby

by M D Grimm

Published 8 August 2012

Book 2

Peridot

by M D Grimm

Published 14 August 2013

Book 3

Amethyst

by M D Grimm

Published 11 June 2014

Book 4

Agate

by M D Grimm

Published 5 August 2015

Book 5

Emerald

by M D Grimm

Published 18 November 2015

Book 6

Carnelian

by M D Grimm

Published 7 July 2017

Book 7

Lapis Lazuli

by M D Grimm

Published 17 August 2019