Other common impurities of clinohumite include aluminium, manganese, and calcium.

Major pollutants indicated by the study include nickel compounds, manganese, diisocyanate, and lead.

They include manganese, boron, zinc, molybdenum, copper and cobalt.

Other important nutrients include phosphorus, sulfur, calcium, potassium, magnesium and manganese.

These include iron, zinc, boron, manganese, copper, cobalt and molybdenum.

Major pollutants included chromium, nickel, and manganese.

Mineral resources include nickel, copper, manganese, and chromite.

Other major resource activities supported by the town include the offshore natural gas fields, salt, manganese, and livestock.

Mineral resources of the Artillery Mountains include manganese, uranium and gold.

Many common vitamin and mineral supplement products fail to include manganese in their compositions.