Chalcedony Gemstones is a family of gemstones that encompasses dozens of colored microcrystalline quartz gemstones. If you have heard of agate, onyx, carnelian, bloodstone, chrysoprase, or Aventurine, and you are guessing which family of gemstones they belong to, then you would be astonished to know that all these gemstones belong to the chalcedony family. All the varieties of chalcedony are considered to be semi-precious gemstones. The pronunciation of chalcedony is a bit typical – it is not the “ch”, like in “chat”, rather, it is pronounced as kal-SEH-duh-nee. Chalcedony is a wonderful crystal known for its soft blue hues, affordable price points, diverse variety, and various astrological benefits. In the United States, a chalcedony variety called the blue lace agate is Nebraska’s official state gemstone. Let's take a deep dive into the meaning and uses of chalcedony, along with its history, symbolism, and most important of all, its astrological benefits.