STRENGTH IS RANKED ACCORDINGLY FROM STRONGEST TO WEAKEST

-Jade

-Opal

-Sapphire

-Garnet

-Zircon

EACH RANK IS SUBDIVIDED INTO TEN GRADES FROM STRONGEST TO WEAKEST OF A GIVEN RANK

-Tenth Grade Jade Being The Strongest

-First Grade Jade Being The Weakest.

-Tenth Grade Opal Being The Strongest.

-First Grade Opal Being The Weakest.

-Tenth Grade Sapphire Being The Strongest.

-First Grade Sapphire Being The Weakest.

-Tenth Grade Garnet Being The Strongest.

-First Grade Garnet Being The Weakest.

-Tenth Grade Zircon Being The Strongest.

-First Grade Zircon Being The Weakest.