Rarest And Most Valuable Opals In The World Opal is composed of small beads of silica â alpha-cristobalite â low temperature, but tightly closed in a waterproof casing. Between these âbeadsâ have cavities that contain a small amount of water.
Inorganic nutrients that facilitate growth and development in organisms include phosphorous, calcium, nitrogen, iron and fluorine. There are many different kinds of inorganic nutrients, and they are all characterized by their lack of carbon-to-carbon bonds.
Eat More Veggies to Boost Your Dietary Nitrates. Nitrate (chemical symbol NO3-) is an inorganic compound composed of nitrogen and oxygen found naturally in soil and water. The nitrate in our diet comes from both food and drinking water, the highest levels of dietary nitrate are found in vegetables. However, the actual amount of nitrate in vegetables can be highly variable depending on growing conditions.