Power and Courage
These gemstones are often associated with power, courage in battle and physical strength and prowess.
Apatite
Thought to increase muscular strength and mental stamina

Aquamarine : Natural healers use to increase courage.
Blue Aventurine : Increase male (positive) energy, strength, vitality.
Blue Chalcedony : Physical strength and endurance.
Botswana Agate : Feminine Power Stone
Bloodstone : Red varieties lucky for soldiers going into battle--gives power, courage and strength
Carnelian : Promote courage and self-confidence.
Chrysocolla : Relieve allergies and improve physical strength.
Fire Opal : Thought to give strength and ability to resist stress.
Gold : Thought to give confidence, strength and courage.
Iolite : Thought to give energy.
Labradorite : Help with responsible use of power.
Black Opal : Favored by Magicians and Wiccans as a "power stone".
Peruvian Blue Opal : Courage to speak..
Poppy Jasper : Give courage during battle.
Red Jasper : Courage and energy for conflict. Bring rescue from peril.
Rhodonite : Increase Feminine Power, self-esteem, confidence.
Ruby : Rubies worn in the skin during battle are said to make a warrior invincible.
Ruby Zoisite : Increase physical vitality and endurance.
Staurolite : Thought to instill courage.
Sunstone : Strength and vitality.
Tourmaline : Red Tourmaline is thought to instill courage and will-power.
Tourmilated Quartz : Thought to give the power to change the unchangeable