Mining

Talc, a common silicate mineral that is distinguished from almost all other minerals by its extreme softness

Marble, granular limestone or dolomite (i.e., rock composed of calcium-magnesium carbonate)

Barite often occurs as concretions and void-filling crystals in sediments and sedimentary rocks.

Zinc is an essential trace element commonly found in red meat, poultry, and fish.

Coal is a nonrenewable fossil fuel that is combusted and used to generate electricity.

Phosphorus is a mineral that naturally occurs in many foods and is also available as a supplement

Bentonite is an off-white montmorillonite clay formed from altered volcanic ash.