. Citrine mines in the US are found in Colorado, North Carolina Brazil sands and gravels. The largest supplier of natural citrine is the Rio Grande do Sol state in Southern alluvial. It is also found in classic sediments (matter that settles to the bottom of a liquid). Because it resists weathering, it is also found in gneissQuartz family. Citrine is found in igneous (rocks produced under conditions involving intense heat) and metamorphic rocks, particularly in granite and and California. The gemstone is found in Spain, Brazil, Africa, South Africa, France, Britain, Madagascar and the Soviet Union.
work. It was also very popular for jewelry in the 19th century. During the Art Deco period between World Wars I and II, large citrines were set in many prized pieces, including the massive and elaborate Art intaglioCitrine has been popular for thousands of years and used to be revered for its rarity, though that has changed with time. The ancient Romans used it for beautiful jewelry and Deco inspired jewelry pieces made for big Hollywood stars such as Greta Garbo and Joan Crawford