What kinds of purple and pink cat's eye gems are there?

The purple-pink cat's eye effect is an optical effect of gemstones, which usually appears in opals. Opal is a kind of gem, which is mainly composed of silicate minerals and has unique optical effects. Here are some gems with purple-pink cat's eye effect:

1. Amethyst cat's eye: Amethyst cat's eye is a kind of purple cat's eye, which has obvious purple-pink cat's eye effect.

2. Amethyst cat's eye: Amethyst cat's eye is a kind of purple cat's eye stone with obvious purple-pink cat's eye effect.

3. Purple Opal Cat's Eye: Purple Opal Cat's Eye is a kind of purple Opal with obvious purple-pink cat's eye effect.