Orbicular Sphalerite on Marcasite | Missouri Red fluorescent building layers into something both

building layers into something both structured and organic

25" x 2" x 0

Found globally in soils

Natural citrine is generally a more uniform pale yellow

This item is 1” x 1” and weighs 2

Orbicular Sphalerite on Marcasite | Missouri Red fluorescent building layers into something bothSphalerite is a part of the sulfide group and typically exhibits a grey black appearance due to high concentrations of impurities. In its purest state, sphalerite's chemical composition is ZnS, and can display a gemmy transparent light tan yellow color. This is one of the few minerals that can form crystals ranging anywhere between gemmy and transparent to opaque and metallic like. Opaque or cloudy sphalerite tends to be most abundant since iron