Crystal Guidance: Crystal Tips and Prescriptions - Fertility. Top Recommended Crystals: Rose Quartz, Moonstone, Carnelian, or Garnet. Additional Recommendations: Chrysoprase, Jade, or Shiva Lingham. Fertility is associated with the Sacral chakra. Moonstone has a powerful effect on women's menstrual cycles. Garnet and Carnelian enhance libido. Place your preferred crystal(s) or gem elixir at the Sacral chakra for about 15-20 minutes while you relax.