The largest precious gemstone ever found yet unfaceted is the bahia emerald weighing approximately 840lbs 381kg containing more than 180 000 carats originated from bahia brazil and is emerald. Articles about gemstones written by a gia graduate gemologist. The star of adam with a weight of 1 404 49 carats 280 898 g the largest star sapphire in the world. Canadian diamond mines produce some of the largest and highest quality diamonds. Fm holdings and the government of brazil are contesting the right while the bahia emerald sits in an evidence vault at the la sheriff s office.
It is sized at 22 892 carats 4 5785 kg and has 172 facets flat faced cuts applied to gems in order to help them reflect light. This unique specimen is one of the world s largest known rough ruby gemstones and weighs 8 2lbs or 18 696 carats. This stone was mined in the bahia state in brazil. The largest precious gemstone ever found yet unfaceted is the bahia emerald weighing 840 lb or 1 900 000 carats. The largest precious gemstone ever found and faceted is the golden jubilee diamond weighing in at 545 67 carats currently the largest faceted diamond in the world.
The cullinan diamond was the largest gem quality rough diamond ever found weighing 3 106 75 carats 621 35 g discovered at the premier no 2 mine in cullinan south africa on 26 january 1905 it was named after thomas cullinan the mine s chairman in april 1905 it was put on sale in london but despite considerable interest it was still unsold after two years. The american golden topaz currently holds the record for the largest piece of cut yellow topaz in the world. The largest loose diamond in the world is the paragon diamond weighing in at 137 82 carats while the pink star diamond is the most expensive gemstone to ever be sold at a whopping 83 million. Beryl the mineral of emerald. Polished but not faceted.
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Some say its the largest emerald ever found weighing in at 840 pounds and containing roughly 180 000 carats. This was found in the same mine as the cullinan and weighed 545 67 carats. More importantly it is one of the largest faceted gems of any kind. The ruby is semi translucent to opaque and contains rutile which may create a six ray star if cut en cabochon i e. Some say its the largest emerald ever found weighing in at 840 pounds and containing roughly 180 000 carats.The ruby is semi translucent to opaque and contains rutile which may create a six ray star if cut en cabochon i e. The cullinan diamond was the largest gem quality rough diamond ever found weighing 3 106 75 carats 621 35 g discovered at the premier no 2 mine in cullinan south africa on 26 january 1905 it was named after thomas cullinan the mine s chairman in april 1905 it was put on sale in london but despite considerable interest it was still unsold after two years. It is sized at 22 892 carats 4 5785 kg and has 172 facets flat faced cuts applied to gems in order to help them reflect light. The largest precious gemstone ever found yet unfaceted is the bahia emerald weighing approximately 840lbs 381kg containing more than 180 000 carats originated from bahia brazil and is emerald.
