Worth some money. Black gold blood ion agate is a rare and precious gem with many unique characteristics and aesthetic values. Its color is deep and unique, often black or dark brown, with gold or red blood silk lines. It is highly sought after in the jewelry market, so the black gold blood ion agate is valuable. Agate is a kind of chalcedony, and its main component is silicon dioxide. Translucent or opaque, with various colors and dense texture. Mainly produced in China, USA, India, Brazil and other places. It is one of the seven treasures of Buddhism. According to the patterns, it can be divided into silk-wrapped agate and salt-sourced agate, and water bile agate is the most precious.