Shaped deep in the heart in the Earth, gemstones have an incredible level of wisdom from encountering the many transformations more than millions and millions of years. Sapphire is any gem-quality specimen from the aluminum oxide mineral corundum that is not crimson. Although sapphires are sometimes blue, they are often https://gemstones-and-crystals21852.azzablog.com/30664056/gemstones-list-options