It is considered as the fourth precious stone after diamond, sapphire and emerald. It belongs to the sapphire class of gemstones. Red color of ruby is due to the presence of chromium element. It is also an aluminum oxide mineral, which has pink to red color. It’s also a green stone, which can be yellow green to blue green. It’s also belong to the hard stone category, as it hardness is early 8 on Mohs scale of mineral hardness. This gemstone is beryl in nature, which also has traces of chromium and vanadium. Jade is divided into two sub classes, Nephrite and Jadeite. If iron content is higher the color of jade will be rich green. Jade is usually of green color and this color is due to the presence of iron. Jade is also an ornamental stone, which is silicate mineral in nature. Other than jewelry it is used in scientific instruments, wrist watch crystals and high durability windows. Sapphire is a hard stone, on Mohs scale its 9. Iron, titanium, chromium, copper or magnesium can be present in trace amount and their presence can give it blue, yellow, pink, purple, orange or green color. Sapphire is a gemstone which is aluminum oxide in nature. Let’s try to differentiate between all of them. Sapphire, Jade, Emerald and ruby are different gem stone and it is really difficult for a common person to understand the difference between them. Different myths are associated with different gems. Different gem stones have different value, which depends on the cutting, polish and shine. Gemstone is a piece of mineral, which is used in jewelry after cutting and polishing. What is the Difference between Sapphire, Jade, Emerald and Ruby
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