Pendulums are used as a divination tool and are often used as tools for spiritual healing and inner growth. Pendulums help us to reach our through our phsyical senses and delve into our spiritual ones.
Pyrite is a protection stone. This will shield and protect you from all forms of negative energy. It also will protect your psychy from emotional and spiritual attacks. It protects your chakras from negative vibrations.
Pyrite is also a stone that helps with memory and recalling things. It helps bridge the space between the here and now and the past.
Pyrtite is also a stone that helps with prosperity and money. It is also known as "fool's gold".