Even though sapphire is most widely used, and most respected, in its deep blue assortment, the precious stone happens in all shades other than purple, with which the gemstone could well be called ruby. Corundum which is even a shade considerably less purple than ruby is mechanically termed sapphire — https://holdenxnbpd.anchor-blog.com/7072670/the-smart-trick-of-diy-beauty-treatments-that-no-one-is-discussing