RockVault
Diamond

Image: <bdi><a href="https://www.wikidata.org/wiki/Q56247090" class="extiw" title="d:Q56247090"><span title="mineral collector and dealer">Robert M. Lavinsky</span></a></bdi> (CC BY-SA 3.0)

cubicuncommonNative Elements

Diamond

C

The image displays a faceted diamond, likely a brilliant cut, exhibiting exceptional clarity and brilliance. It appears colorless to very light yellow, characteristic of many gem-quality diamonds.

Diamond Physical Properties

Mohs Hardness

10

Crystal System

cubic

Luster

adamantine

Streak Color

white

Cleavage

perfect octahedral

Fracture

conchoidal

Specific Gravity

3.52

Colors

colorless, yellow, brown, blue, green, pink, red, black

Transparency

transparent

Type Locality

Diamantina, Jequitinhonha valley, Minas Gerais, Southeast Region, Brazil

Mineral Group

Native Elements

Uses

jewelry, industrial abrasives, cutting tools, drilling bits

Associated Minerals

olivine, pyroxene, garnet, phlogopite, ilmenite, chromite

Rarity

uncommon

Geological Context

Diamonds form deep within the Earth's mantle under extreme pressure and temperature, typically at depths of 150-200 km. They are brought to the surface through explosive volcanic eruptions, primarily in kimberlite and lamproite pipes.