STRENGTH IS RANKED ACCORDINGLY FROM STRONGEST TO WEAKEST

-Jade

-Opal

-Sapphire

-Garnet

-Zircon

EACH RANK IS SUBDIVIDED INTO TEN GRADES FROM HIGHEST TO LOWEST

-Ten Grade Jade

-Eight Grade Jade.

-Ninth Grade Jade.... Till First Grade.

-Ten Grade Opal.

-Eight Grade Opal.

-Ninth Grade Opal.... Till First Grade.

Ten Grade Sapphire.

-Eight Grade Sapphire.

-Ninth Grade Sapphire.... Till First Grade.

Ten Grade Garnet.

-Eight Grade Garnet.

-Ninth Grade Garnet.... Till First Grade.

Ten Grade Zircon.

-Eight Grade Zircon.

-Ninth Grade Zircon.... Till First Grade.