minerals

1. In the diet, certain substances necessary for the maintenance of life and good health. Some are essential components of bodily substances, such as the calcium in bones and the iron in hemoglobin , whereas others help regulate the activities of metabolism . ( See under “Earth Sciences.” )

Example Sentences

"While the lava tubes on Lanzarote were discovered several years ago, we are the first to complete such a detailed study of minerals and microorganisms," Onac said.

From Science Daily

The balls had a firm surface - hardened partially by accumulating sand and minerals like calcium - and a soft core.

From BBC

The Moon contains minerals, including rare earths, metals like iron and titanium - and helium too, which is used in everything from superconductors to medical equipment.

From BBC

“For example, when I meet the governor of South Carolina, which has a plant in the auto sector, I remind him that a lot of the critical minerals are coming from Canada,” he says.

From BBC

Workplace safety officials in Australia said legal alternatives also include some products made of porcelain or “sintered stone,” an artificial product made by binding minerals together with heat.

From Los Angeles Times