Lead Concentrate. Any of several minerals from which Lead is extracted. The primary ore is galena or Lead sulphite PbS. This is unstable, and on prolonged exposure to the atmosphere it oxidizes into the minerals cerussite PbCO3 and anglesite PbSO4.

Uses of Lead:

• Lead is used in various applications, including lead-acid storage batteries, radiation shielding (X-ray room shields), ammunition, and plumbing solder.
• Lead is also used in electric cable coverings, organ pipes, and as an alloying element in other materials.