Amethyst is the violet variety of quartz. Is amethyst still a precious stone? What are the metaphysical properties attributed to an amethyst stone?
Rose quartz is the pink variety of quartz. The crystal was used by ancients to preserve beauty. Why is the gemstone called a stone of love and fertility?
The tiger eye stone is a yellow gemstone characterized by chatoyancy. What gives the tigers eye stone this iridescent luster? Why do people wear the tiger eye gemstone?
Rock crystal is the pure form of quartz, popularly cut into the crystal balls used in divination. What makes clear quartz the stone of clairvoyance?