original: The predominant source of magnesium is dolomite (CaMg (CO3) 2).
simplifications: The predominant source of magnesium is dolomite. The most common source of magnesium is dolomite. Magnesium's from dolomite. The main source of magnesium is dolomite. The main source of magnesium is dolomite (CaMg (CO3) 2). The best source of magnesium is dolomite (CaMg (CO3) 2). Dolomite is the major source of magnesium. Dolomite is the main magnesium source. Dolomite (CaMg (CO3) 2) is the primary source of magnesium. The main source of magnesium is dolomite (CaMg (CO3)