Another reason could be that some crystals are included with another mineral or contain veils and rainbows. These inclusions sometimes display shapes that resemble angels, birds or mountains. There might even be a bubble of water that was trapped inside millions of years ago. There are incredible photograph of a large phantom quartz crystal, inside of that crystal, there are over fifty distinct images.
Some people are attracted to the different colors of quartz crystal. There is the deep purple of amethyst and the loving pink of rose quartz. Citrine has a warm golden amber hue. The always-popular smoky quartz comes in various shades of brown, gray or black. There are other colors such as tangerine quartz, blue quartz and green quartz. All of them are beautiful and easy to fall in love with.