A variety of quartz that occurs in shades of yellow to golden brown. Like topaz, citrine gets its color from the presence of ferric iron. Both citrine and topaz are birthstones for the month of November. Citrine is found in many of the same areas as amethyst, sometimes occurring together to form ametrine.
Semi-precious stone beads are mined all over the world and then are usually cut in China. They will often be dyed or color-treated to enhance their appearance. We select the best quality semi-precious that is available, and try to avoid finishes that are not durable. It is best to assume that some semi-precious beads will fade over time.