Pyrite Stud Earrings Science Kits Available in two heathered colors—blue

Available in two heathered colors—blue and grey—and offered in adult sizes

and teamwork to uncover clues and solve riddles to escape a mysterious locked lab

The kit contains sugar

and citric acid—check for allergies before use

The 128-page

Pyrite Stud Earrings Science Kits Available in two heathered colors—blueThese 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.