Pyrite Stud Earrings Science Kits and citric acid—check for allergies

and citric acid—check for allergies before use

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Pyrite Stud Earrings Science Kits and citric acid—check for allergiesThese stud earrings feature natural pyrite gemstones set in sterling silver. Pyrite, also known as fools gold, is an iron sulfide mineral with a brassy metallic luster and cubic crystal structure. Details: Material: Natural pyrite set in sterling silver Appearance: Metallic gold colored stones with natural crystalline facets Formation: Forms in sedimentary, metamorphic, and igneous rocks, often alongside quartz Physical Properties: Mohs hardness 66.