Agate colors include red agate, black agate, blue agate, purple agate, green agate, white agate, yellow agate, colored agate, purple-green agate and brown agate. Red is one of the most common and popular agate colors, which can show different shades from light red to deep red. Black agate is also a very popular color, which can appear dark pure black or grayish black with shimmer.

Blue agate can show different shades from light blue to deep blue, and its color comes from the existence of impurity minerals. Purple agate can appear in different shades from light purple to deep purple, sometimes with gray or pink spots. The color of green agate may vary from light green to dark green, which is usually related to the presence of iron or nickel ore.

Characteristics of agate

1. hardness: the hardness of agate is 6.5-7 on the Mohs hardness scale, which is relatively hard and not easy to be scratched or damaged.

2. Color: Agate can appear in many colors, including red, black, white, blue, purple and green. Different colors make agate widely used in jewelry and decorations.

3. Texture: Agate usually has unique textures and patterns, such as spots, stripes and rings. These textures increase the beauty and uniqueness of agate.

4. Gloss: The luster of agate is usually glass luster or waxy luster, which can be enhanced by polishing and grinding.