Religious and mystical symbols:

• Alchemical symbols
• Astrological signs
• Aum
• Caduceus
• Conch shell
• Cross of Lorraine
• Crucifix
• Eye of Horus
• Greek spiral
• Hamesh hand
• Hand of Fatima
• Ichthys
• Labarum
• Labrys
• Mandala
• Menorah
• Ouroboros
• Patriarchal cross
• Pentagram
• Red Cross
• Sacred Heart
• Star and crescent
• Starburst
• Star of David
• Swastika (as used in Hinduism and other religions)
• Tree of life
• Triskelion
• Vesica piscis
• Wheel of Life
• Yin-yang

• Fasces
• Hammer and sickle
• Swastika (as used by Nazis and neo-Nazis)

• Astronomical symbols
• Chermical symbols
• Electronic symbols
• Hazard warning symbols
• Mathematical symbols