Though sapphire is most popular, and most precious, in its deep blue wide variety, the precious stone occurs in all colours besides crimson, with which the gemstone would be referred to as ruby. Corundum that is definitely even a shade less crimson than ruby is routinely named sapphire — pink https://plantsandherbs69024.yomoblog.com/32916817/indicators-on-nature-s-spice-you-should-know