Pyrite is a brass-yellow mineral with a bright metallic luster. It has a chemical composition of iron sulfide and is the most common sulfide mineral. It forms at high and low temperatures and occurs, usually in small quantities, in igneous, metamorphic, and sedimentary rocks worldwide. Pyrite has a nickname that has become famous - "Fool's Gold." The mineral's gold color, metallic luster, and high specific gravity often cause it to be mistaken for gold by inexperienced prospectors. The name "pyrite" is after the Greek "pyr" meaning "fire." This name was given because pyrite can be used to create the sparks needed for starting a fire if it is struck against metal or another hard material. Pieces of pyrite have also been used as a spark-producing material in flintlock firearms. According to metaphysics: Pyrite has long been valued as a strong protection stone that shields the wearer from negative energy as well as environmental pollutants. Thus, this stone helps promote physical well-being as well. Stimulating the second and third chakras, pyrite enhances strength of mind and willpower. Pyrite is also sometimes considered to be lucky, attracting wealth and abundance. Though not a birthstone, pyrite is most commonly associated with the zodiac sign of Leo. According to Metaphysics: is associated with attracting wealth, abundance, and good luck due to its metallic gold-like appearance. Healing Properties: Believed to promote physical wellness, pyrite is said to support the circulatory and respiratory systems and protect against environmental pollutants. All crystals and minerals vary slightly in size and shape. You will receive a high quality specimen of the selected item but not the exact one pictured.