Since Argyle Diamond Mine was officially opened in 1985 it has produced over 600 million carats of diamonds. By volume this mine is the largest producing diamond mine in the cosmos but only about 5 percent of the stones produced are considered gem-quality Other diamond mines usually posses about 20 percent considered gem-quality
Facts About Champagne Diamonds
The majority of the Champagne color diamonds are found in the Ragged Ranges in the Kimberley cummerbund of Australia In this remote cavity of north west Australia is the largest diamond mine in the totality the called Argyle Diamond Mine. Diamonds were discovered here in October of 1979.
Since Argyle Diamond Mine was officially opened in 1985 it has produced over 600 million carats of diamonds By volume this mine is the largest producing diamond mine in the globe but only about 5 percent of the stones produced are considered gem-quality Other diamond mines usually hold about 20 percent considered gem-quality
Esthers Williams Diamond
There are three primary causes of color variations in diamonds The prime is some kimd of foreign side was trapped inside the diamond Nitrogen is the most general element and is answerable for yellow or orange coloration If boron is explicable then the diamond consign be a miserable color The second front of color variations in diamonds is Natural Radiation and it leave front a coarse color. These are all considered type I diamonds
Type II diamonds own extraordinary few if any nitrogen impurities in them They gain their coloration due to structural anomalies caused by Plastic Deformation during the crystal growth The intense require changes the trellis frame of diamonds and has led to the formation of Red, Pink, Brown, and Champagne colored diamonds
The Type II diamonds are occasional and constitute less than 2 percent of the gem-quality diamonds available Most of Australians forming of diamonds are of the Type II verity and are usually a steely blue or grey due to scattered boron within the crystal matrix.
Argyle Diamond Mine produces over 95 percent of the Champagne colored diamonds and they retain developed a color evaluating gamut that is used by the majority of the gemologists today Champagne diamonds scope from embellish fodder color to deep productive cognac color
Argyle color ranking range for Champagne Diamonds:
C1 – C2 = Light Champagne C3 – C4 = Medium champagne C5 – C6 = Dark Champagne C7 = Fancy Cognac
The Earth Star
First found in the Jagersfontein Mine in May 1967 and the harsh stone was 248.9 carats. It was nick into a pear-shaped and weighted 111.59 carats and is considered one of the largest pear shape cognac colored diamonds in the creation It was purchased by Stephen Zbova, of Naples, Florida in 1983 for $900,000
The Golden Jubilee
This diamond is currently considered as the largest faceted diamond in the complete world. Also admitted as the burn rose groove diamond, this diamond has a unique fancy yellow-brown color that made it one of the most beautiful pieces of seed ever unearthed