Alphabetical Directory of Stones
A

Abalone

Acanthite

Actinolite

Adamite

Adularia

Aegirine

Agate

Ajoite

Alabaster

Albite

Alexandrite

Almandine

Altaite

Alum

Aluminum

Alurgite

Amazonite

Amber

Amblygonite

Amegreen

Amethyst

Ametrine

Ammonite

Analcime

Anatase

Andalusite

Andesine

Andradite

Angelite

Anglesite

Anhydrite

Annabergite

Ant Hill Crystals

Anthrophyllite

Antigorite

Antimony

Antler

Antlerite

Anyolite

Apache Gold

Apatite

Aphrizite

Aphrodite

Aphtitalite

Apophyllite

Aquamarine

Aragonite

Arfvedsonite

Argentite

Arsenic

Arthurite

Artinite

Asbestos

Ash, Volcanic

Astrophyllite

Atacamite

Atelestite

Augelite

Augite

Aurichalcite

Autunite

Avalonite

Aventurine

Avogadrite

Axinite

Azeztulite

Azulicite

Azurite

Azurite - Malachite

Azurite-Malachite-Chrysocolla