The water solubility of this mineral can easily lead to copper poisoning of an environment and is toxic to humans. Stibnite is a toxic antimony sulfide mineral with an orthorhombic crystal lattice and a source of metalloid antimony.

Is pyrite toxic to handle?

Pyrite is included on lists of toxic minerals because it might contain small amounts of arsenic. Yes, pyrite can contain some arsenic, but since pyrite is not soluble in water or hydrochloric acid it poses no risks when handled.

Is fluorite dangerous to handle?

Fluorine is a relatively soluble and highly reactive found within fluorite. Exposure to the chemical can lead to a severe bone disease called skeletal fluorosis, which weakens bones.