Crystals

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General Information

Diamond

Diamond is one of the most precious gems and one of the toughest materials we know today.[1,2]

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Production Methods

Diamond can be produced by placing carbon under high pressure and temperature. This can also be achieved by using explosives. Vapor deposition is also possible to make diamonds and ultrasound cavition is the newest technique to create synthetic diamonds.[1,2]

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Chemical & Physical Information

Trivial nameDiamond
Chemical nameCarbon
Other namesKoolstof (NL,BE), diamant (NL,BE)
Type of chemicalElement
SymbolC
Element number6
Element categoryNonmetal
Group, period, block14, 2, p
CAS number7782-40-3
Crystal systemCubic
Bravais latticeFace-centered (FCC)
Coordination geometryTetrahedral
Hardness (Mohs)10
Young's modulus1050 GPa
ColourYellow
LusterAdamantine
StreakWhite
OpacityTransparent to translucent
Safety summarySafe
Safety dataMSDS
Production methodHigh pressure and temperature, vapor deposition, with explosives and ultrasound caviation.
StorageNothing special.
ExtraHardest material.
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Photos

Diamond

(0.1 mm)

Diamond

(3 cm)

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Sources

[1] Wikipedia

[2] Wikipedia

[3] Specimen from my personal collection, photo taken by me.