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.
From the definition of inorganic nutrients we see that their structural makeup does not contain carbon, but this doesn't mean they don't support life. In fact, water, which is good old H2O, falls under the category of inorganic nutrients, and there's no denying that water is needed for life.