Skeena Resources Limited explores and develops mineral properties in Canada. The company explores for gold, silver, copper, and other precious metal deposits.

Materion Corporation, through with its subsidiaries, produces advanced engineered materials used in semiconductor, industrial, aerospace and defense, automotive, energy, consumer electronics, and telecom and data center in the United States, Asia, Europe, and internationally.

Compass Minerals International, Inc., produces and sells essential minerals primarily in the United States, Canada, Brazil, the United Kingdom, and internationally.

IperionX Limited engages in the exploration and development of mineral properties. It explores for epithermal and replacement style precious and base metal mineralization, as well as titanium, rare earth elements, silica sand, and zircon minerals.

Nexa Resources S.A., together with its subsidiaries, engages in the zinc mining and smelting business. The company also produces zinc, silver, gold, copper cement, lead, sulfuric acid, sulfur dioxide, copper sulfate, and limestone deposits.