Agate
Agate forms in concentric layers from silica and chalcedony. It is known for its sandy grain and brilliant color.
Agate Geode
Agate Geodes are rock cavities or vugs with internal crystal formations. This stone is formed from silica and chalcedony.
Alexandrite
Alexandrite is very rare and enthralls people with its ability to change from green to red.
Almandine Garnet
Almandine Garnet, is purply red to deep brown in color. The stone is hard and very brilliant.
Amazonite
Amazonite is a feldspar mineral that comes in many shades of green. 
Amber
Amber, is organic in origin. Brilliant yellow in color and is the hardened resin of the pine tree. Amber was formed in the Baltic region 50 million years ago.
Boulder Opal
Boulder Opal is the second most prized form of opal, after black opal. The name derives from the fact that boulder opal is found embedded in ironstone boulders.
Ametrine
Ametrine is mixture of amethyst and citrine brilliance formed from a quartz rock. 
Amethyst
Amethyst is a quartz stone that ranges from a light purple to a very dark hue. 
Ammolite
Ammolite is another organic gemstone that only was commercially mined in 1981.
Andalusite
Andalusite is a gem that shows its viewer many different colors when viewed from different directions.
Andesine Labradorite
This mineral has just recently been mined. Andesine-labradorite comes in yellow, green, champagne and red.
Beryl
Beryl is one of the most important gem minerals. The most famous beryl is emerald, but other beryl varieties include aquamarine, heliodor and morganite.
Aquamarine
Aquamarine is best known for its breathtaking range of blue colors and belongs to the same family as emerald (beryl). Aquamarine is colored by trace amounts of iron.
Aventurine
Aventurine is a type of green quartz often used for carvings and cabochons.
Axinite
Axinite is a group of brown to violet-brown or reddish brown minerals that sometimes occur in gem quality. Axinite is distinctive for its strong vitreous luster.
Azotic Topaz
A new high tech enhancement process using thin film deposition has created a new variety we call Azotic Topaz.
Apatite
Apatite, comes in many forms and colors and is more of a collectors stone rather than a consumer product. However, those that purchase this stone are amazed at its beauty.
Bloodstone
Bloodstone, also known as heliotrope, is a green gemstone dotted with bright red spots of iron oxide.
