Brazil, Southern and central Africa, Madagascar, Color: yellow, Hardness: 7, Refractive index: 1.54 1.55, Density: 2.65 2.66, Chemical composition: SiO2, Crystal structure: hexagonal, Origins: Widespread; best stones come from Brazil. Citrine is one of the least expensive gemstones. Even very big pieces, 50 carats and more, can be easily found on the market. Greenish-yellow and orange stones are more valuable, and heat treatment is often applied to enhance the yellow color., Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown, Yellow, brown
Russia, Canada, Australia, India, Brazil, Color: colorless, light yellow, brownish. Very rare varieties: red, Not Available, Not Available, yellow. Hardness: 10, Refractive index: 2.42, Density: 3.52, Chemical composition: C, Crystal structure: cubic, Origins: Southern and central Africa, Russia, Canada, Australia, India, Brazil.
Yellow
Yellow, Brown, Blue, Reddish, Colorless, White, gray, Black, Blue
Protection, Psychic Power
Spirituality, Protection, Courage, Healing, Love, Money, Love, Courage
ConchoidalMichael OâDonoghue, Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle