Diamond dating uk

Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic.

At room temperature and pressure, another solid form of carbon known as graphite is the chemically stable form, but diamond almost never converts to it.

Diamond's great hardness relative to other materials has been known since antiquity, and is the source of its name.

Most natural diamonds have ages between 1 billion and 3.5 billion years.It has the highest thermal conductivity and the highest sound velocity.It has low adhesion and friction, and its coefficient of thermal expansion is extremely low.The two most common allotropes of pure carbon are diamond and graphite.In graphite the bonds are sp In graphite, the bonds between nearest neighbors are even stronger but the bonds between planes are weak, so the planes can easily slip past each other. However, the stronger bonds make graphite less flammable.

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