Materials

Diamond

Mineral

Citation Formats

General Reference

Earth and Environment Atlas. "Diamond." Accessed August 30, 2026. https://earth.interactiveatlas.org/materials/diamond.

APA Style

Earth and Environment Atlas. (n.d.). Diamond. Retrieved August 30, 2026, from https://earth.interactiveatlas.org/materials/diamond

BibTeX

@misc{earthandenvironmentatlas-diamond,
  author = {Earth and Environment Atlas},
  title = {Diamond},
  year = {2026},
  url = {https://earth.interactiveatlas.org/materials/diamond},
  note = {Accessed August 30, 2026}
}

A crystal form of pure carbon, formed under the extreme pressure and heat found deep in the mantle and carried to the surface by rare volcanic pipes. It defines hardness 10, the top of the Mohs scale, the hardest naturally occurring material known.

Facts

Kind

Mineral 1

Formation Class

Native element mineral, a crystalline allotrope of carbon 1

Chemical Formula

C, pure carbon 1

Hardness (Mohs)

10 1

Diamond is the reference mineral that defines the value of 10, the hardest end of the Mohs scale.

Cross-Tradition Connections

In Discipline

Mineralogy

Source Mineral (Wikipedia)

Sources

1. Mineral (Wikipedia)

Wikimedia FoundationView the Source

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