Pyrite

Sold Individually Pictured is item's front and back What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's...

Sold Individually Pictured is item's front and back What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's...

Sold Individually Pictured is item's front and back What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's...

Sold Individually Pictured is item's front and back What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's...

Sold Individually What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's metallic luster and brass-like hue,...

Sold Individually What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's metallic luster and brass-like hue,...

Sold Individually What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's metallic luster and brass-like hue, give it...

Sold as a Set What is it: Most chalcedony is a mixture of microcrystalline or cryptocrystalline quartz and morganite (some are free of moganite). The colors of chalcedony are a result of metallic impurities such as iron, nickel, copper,...

Sold Individually What is it: The mineral pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2. Pyrite is considered the most common of the sulfide minerals. Pyrite's metallic luster and brass-like hue, give it...