On thinking about precious stones diamonds, emeralds and rubies bring to our minds as the most prized and valuable stones in the universe. But to your surprise, there are so many gemstones present in the world that are much rarer and valuable than diamonds, emeralds, and rubies. 

Following are nine gemstones that are much rarer than Diamonds:

1. Red Beryl: Also known as bixbite, red beryl is thought to be red emerald as it is very alike to the chemical properties of the gorgeous green gemstone. The Red Beryl was found in the year 1900 and is commonly extracted from the mines in New Mexico and Utah in the USA.
2. Alexandrite: Alexandrite gemstone is from the same family of emerald and it is a chrysoberyl. The color of Alexandrite changes with the light at an angle from which you view it. The gem is mined in Sri Lanka, Burma, Madagascar, Tanzania, India, Zimbabwe, and largely found in Russia.
3. Painite: The Painite gemstone is one of the rarest stones in the world, even rare than diamonds. The color of Painite varies from pink to reddish, and sometimes it is brown in color, but in certain lighting, it appears green.
4. Taaffeite: The taaffeite stone is much rarer than diamonds as a million times. It could be from clear-mauve to purple-red. This stone was discovered in 1945. Only 10 taaffeite stones are present on earth and they are red in color.
5. Jadeite: The Jadeite gemstones are translucent and green in color. The Jadeite stone when mined is in smaller amounts. The Jadeite is found in the mines located in Japan, Russia, New Zealand, Turkestan, Canada, and Italy, and in the US.
6. Grandidierite: Grandidierite stone is chiefly found in Madagascar. The gemstone’s appearance is blue, green, or maybe white which depends upon the light in which it is viewed.
7. Poudretteite: The Poudretteite gemstone is a very rare stone and was mined in Poudrette quarry Quebec. The gemstone is very soft therefore instead of using it in rings, it is used in earrings or a pendant.
8. Tanzanite: Tanzanite gemstone is purple in color but changes color upon different light. The color-changing of the stone is due to vanadium ions within the stone.
9. Benitoite: The Benitoite gemstone was originally found in the early 1900. It is blueish-purplish in color. On viewing the stone in UV light it appears magnificently brilliant color that almost glows.