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Large, Rare Diamonds Reveal the Inner Workings of Earth’s Mantle

A Diamond Truly Is Forever – in more ways than one. You will never look at a diamond the same way again.

Large and exceptional gem diamonds like the famous Cullinan or Lesotho Promise tend to have a set of physical characteristics that distinguish them from other kinds of diamonds (fig 1). One of the most noted characteristics is a low nitrogen concentration, such that these diamonds are predominantly type II, although not all type II diamonds necessarily belong to this family. New research published in Science reveals that these Cullinan-like gems, dubbed “CLIPPIR” diamonds, tell us something remarkable about the deep earth.

Villarreal Fine Jewelers – Austin Custom Jeweler, Austin, TX – Courtesy of G.I.A.  Read More 

Villarreal Fine Jewelers – Austin Custom Jeweler, Austin, TX
“Your diamond engagement ring specialist”

 

 

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