Yellow Sapphire stands nine within the hardness scale Keeping the third position after Diamond and Moissanite. In the event the gemstone is more than one carat then it may possibly't have smooth edges. Natural gemstones are valuable rocks and minerals observed in the earth’s floor. And considering that these important https://www.apsense.com/article/810029-some-historical-facts-about-sri-lankan-yellow-sapp.html