thumb|upright=1.25|Main diamond producing countries
I appreciate your request, but I cannot write an accurate overview based solely on the provided context, which appears to be only a caption referencing a map or chart of diamond-producing countries. This context doesn't contain information about what diamonds are, their properties, or why they matter. Writing an overview without inventing facts would require additional source material about diamonds' composition, uses, and significance.
AI-generated from the Wikipedia summary — may contain errors.
thumb|upright=1.25|Main diamond producing countries
Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond is a tasteless, odorless, strong, brittle solid, a poor conductor of electricity, colorless in pure form, and insoluble in water. Another solid form of carbon known as graphite is the chemically stable form of carbon at room temperature and pressure, but diamond is metastable and converts to it at a negligible rate under those conditions. Diamond has the highest hardness and thermal conductivity of any natural material, properties that are used in major industrial applications such as cutting and polishing tools.
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