5/26/2023 0 Comments Green sapphire stone![]() The classic metamorphic Sapphires that haven’t been heat-treated have more commercial appeal. Sapphires can be divided into three main categories, based on the natural history of the area: classic metamorphic, non-classic metamorphic or magmatic, and classic magmatic. He contributed to the Tiffany collection, for instance. Kunz, after whom Kunzite got its name, was a great mineralogist and mineral collector. Also called Yogo Sapphire, the Montana Sapphire is a gemstone from the USA that George Frederick Kunz wrote a paper on in 1897. A Kashmir or Sri Lanka Sapphire is different from a Montana Sapphire. ![]() The Sapphires from different areas have different compositions. They are usually found in deposits that include Rubies as well, even though they are formed in different ways. Sapphires are mined in many areas of the world. ![]() As siblings of the Corundum family, Sapphire and Ruby tend to be found in the same locations, but they have different geological formations. That’s because Sapphire is the blue gemstone variety of Corundum while Ruby is the red Corundum variety. In a sense, Sapphires are the blue siblings of Rubies. It scores a 9 on the Mohs scale of hardness. Sapphire has a trigonal crystal structure and presents a vitreous luster. Natural Sapphire represents a mineral variety of Corundum that consists of Aluminum Oxide and other mineral inclusions. What Other Stone Works Well With Or Instead Of Sapphire?
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