Children: Olivine will help children to become less anxious about their peers and help mend broken friendships. The olivines are a class of common silicate minerals named for their greenish or olive color. We build top of the edge software solutions to improve our clients potential High-magnesium olivine (forsterite) is added to blast furnaces to remove impurities from steel and to form a slag. Olivine does not have frequent industrial purposes, but forsterite may be used to remove impurities from steel and to force a slag. It is used to make refractory brick and used as a casting sand. The gem on the left is a 1.83 carat cushion cut peridot of about 8 x 6 millimeters from Myanmar. Olivine is a mineral that is not often used in industry. Olivine. Olivine can also be used as a casting sand and to make refractory brick but easier to obtain and less expensive materials are becoming more popular. Free shipping on many items | Browse your favorite brands | affordable prices. Health & Healing: Olivine is a general healer but will help relieve asthma, allergies, bites and stings. Some very good olivine samples can be used as a gemstone (they are called peridot, then, after the french word for olivine). Metaphysical Properties & Uses: Animals: Olivine will help relax a stressed pet. Environment: - Finance & Prosperity: Olivine is a luck and money charm. This mineral has also been used as a refractory material. This mineral is used in metallurgical processes as a slag conditioner. G = 3.22 to 4.39. It is used to make refractory brick and used as a casting sand. Uses of Olivine. Magnesium-rich olivines are abundant in low-silica mafic and ultramafic igneous rocks and are believed to be the most abundant constituent of the Earth’s upper mantle. Olivine is a very common silicate mineral that occurs mostly in dark-colored igneous rocks like peridotite and basalt.It is usually easily identifiable because of its bright green color and glassy luster. Get the best deals on olivine when you shop the largest online selection at eBay.com. Olivine is used to prevent basic slags from attacking refractory linings, to scavenge alkali carbonates and sulphates, to control melt/slag partitioning of S, and to lower viscosity while maintaining basicity. Olivines are an important rock-forming mineral group. Olivine, any member of a group of common magnesium, iron silicate minerals. USES OF OLIVINE * Slag conditioning for blast furnaces or electric arc furnaces.