Pure purple diamonds are precious stones that are exceedingly uncommon in nature and often occur as synthetic diamonds. Pure purple ranks as the second rarest hue in diamonds. More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

A common process for mining diamonds is to remove and process kimberlite ore. Kimberlite ore can be found in underground mines and open pits and often contains a small amount of diamonds that must be separated from the o... More »

A champagne diamond is either a white diamond that has a yellow tint to it or a yellow-brownish diamond that has very light coloring. A tinted white diamond isn't as valuable as a clear white diamond, and the champagne t... More »

www.reference.com Beauty & Fashion Jewelry & Watches Precious Metals & Gems

Rubies are bright red precious stones which can be anywhere from transparent to opaque. They are the red version of corundum. According to Minerals.net, rubies get a nine on the hardness scale. More »

Pure gold is homogenous, as it is entirely made up of the same chemical element. If a piece of gold were separated into its individual atoms, each atom would still have the same properties and chemical composition. More »

Pure gold does not tarnish. Gold items less than 24 carat can show signs of tarnishing because the other metals in the alloy may react with oxygen or other compounds. More »

In order to purchase conflict-free diamonds, a buyer should be knowledgeable about what constitutes non-conflict diamonds, ask questions about a stone's origin and request written proof of a stone's status. Utilizing a c... More »