Naturally occurring means that people did not make it. Steel is not a mineral because it is an alloy produced by people. Inorganic means that the substance is not made by an organism. Wood and pearls are made by organisms and thus are not minerals.efinite chemical composition means that all occurrences of that mineral have a chemical composition that varies within a specific limited range. For example: the mineral halite (known as  rock salt  when it is mined) has a chemical composition of NaCl.
Cyanocobalamin injection is also sometimes used to treat methylmalonic aciduria (an inherited disease in which the body cannot break down protein) and is sometimes given to unborn babies to prevent methylmalonic aciduria after birth.
Uses of This Medicine. Clarithromycin is used to treat bacterial infections in many different parts of the body. It is also used in combination with other medicines to treat duodenal ulcers caused by H pylori.This medicine is also used to prevent and treat Mycobacterium avium complex (MAC) infection.Clarithromycin belongs to the class of medicines known as macrolide antibiotics.t is also used in combination with other medicines to treat duodenal ulcers caused by H pylori. This medicine is also used to prevent and treat Mycobacterium avium complex (MAC) infection. Clarithromycin belongs to the class of medicines known as macrolide antibiotics.