Rose quartz is a translucent stone that is supposed to increase fertility, according to "The Crystal Bible," by Judy Hall. It is also credited with healing heartache and encouraging unconditional love.
Jade is a stone that can protect its wearer from harm and also aids in fertility and childbirth, according to "The Crystal Bible." It comes in a variety of colors, including green, brown, lavender, orange and red.
"Gem Stones A to Z" touts peach-colored aventurine as promoting "playful" sexuality and bringing joy to pregnancy, while "The Crystal Bible" cites green aventurine as useful for settling nausea as well as calming emotions.
Missing that spark you need to get into the mood before conceiving? Fluorite will help your libido make a comeback, according to "The Crystal Bible." The stone comes in blue, green, purple, brown, yellow and clear.