Pyrite
Color: Gold or brownish
Appearance: Metallic, can be cubic
Rarity: Easy to get
Origin: Chile, North America, Peru, Britain
The iron pyrite is an excellent energy shield, block and move to cut the negative energy and pollutants at all levels, including infectious diseases. It's a very positive stone, relieves anxiety and frustration and enhances self-esteem and confidence, but also improves memory and recall.