Achroite
Adamite
Aegerine
African Jade
Agates
Ajoite
Albite
Alexandrite
Almandine Garnet
Aluminum
Amatsonite
Amazonite
Amber
Amblygonite
Amethyst
Ametrine
Angelite
Angel Quartz
Anhydrite
Antimony
Apache tears
Apatite
Apophyllite
Aqua Aura
Aquamarine
Astrophyllite
Avalonite
Aventurine
Axinite
Azeztulite
Azurite
