Agate
A totally balancing rock; yinyang, emotional, etheric,intellect. Stablilizes the aura.
In ancient times it was put in a cooking pot  or for drinking to help illness.
Dimishes thirst and helps strengthens sight.
Astro sign: Gemini- elemental
vibrates to the number 7
Amazonite
Soothes all chakras.
Said to be one of the stones used in the hight preists breastplate.
Aligns physical, etheric, astral bodies. Creating a nice balance.
astro sign: Virgo
vibrates to number 5
Amber
Amber is actually a fossilized resin not a stone but used as such.
Allows body to heal. The various colors of it can be placed on chakras to cleanse and heal.
Connects one to univeral consciousness and thus manifestation.
Symbol of newal of marriage and vows, promises. Good luck to warriors. Sacred to Native Americans having been burned in fire ceremonies to clean negative.
Purifies the body.
Astro sign: Leo, Aquarius
vibrates to the number 3
Amethyst
spiritualty and contentment, meditation stone.
Balances the
intellectual, emotional and physical.
It is said to support
sobriety
Astro sign: Virgo, Aquarius,
Capricorn
vibrates to the number 3
Ametrine (Amethyst/Citrine)
Enhance univeral equilibrium, reach higher states of consciousness,
disperses negative, penetrates releases blockages,astral
consiousness.
Astro sign: Libra
vibrates to the
number 4
Ammonite
This is a fossilized
ancient animal.
stimulates connections of architecture or
construction.
Insight,protection, stability
Help
with degenerative illnesses.
Astro sign: Aquarius
vibrates
the the number 9

Apache gold (steatite/pyrite)
Deep silence, grounding ,awareness, impulsiveness based on intuitive nature.
Used in ceremonial magic, shamanic journeying.
Astro sign: Leo
Vibrates to the number 9
Apophyllite
Reflection stone to help one fix things in life they have to, intuition.
Astro sign: Libra and gemini
vibrates to the number 4