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.
The presence or absence of carbon is what differentiates organic nutrients from inorganic nutrients. Carbohydrates, lipids, proteins and vitamins have carbon in their structure, making them organic. Water and minerals do not, so they are inorganic. Nutrition 101: Science of Nutrition / Science Courses.
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.