forms over millions of years in the pore spaces of sedimentary rocks from remains of ocean-dwelling phytoplankton; over time it migrates upward toward the highest point in the porous rock because it is less dense than the rock.
Hereditary hemochromatosis (hee-muh-kro-muh-TOE-sus) is a genetic disease that causes the body to absorb and store too much iron. Iron is an important nutrient that our bodies get from food.
Hemochromatosis is commonly known as iron overload disease. A malfunction in the way iron is absorbed from the intestinal tract causes the body to absorb and store too much iron. Certain vitamins and minerals are normally stored in the liver, and iron is one of them.