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Olivine. The mineral olivine (/ ˈɒl.ɪˌviːn /) is a magnesium iron silicate with the chemical formula (Mg, Fe)2 Si O 4. It is a type of nesosilicate or orthosilicate. The primary component of the Earth's upper mantle, [9] it is a common mineral in Earth's subsurface, but weathers quickly on the surface. Olivine has many uses, such as the ...
Nov 7, 2023 · Olivine has also been used as a refractory material. It is used to make refractory brick and used as a casting sand. Both of those uses are in decline as opportunity substances are less highly-priced and simpler to obtain. Gemstone. Olivine is likewise the mineral of the gemstone referred to as “peridot.”.
- Silicate
- Vitreous
- Transparent to translucent
- Colorless
Olivine is a group of silicate minerals that are common in mafic and ultramafic igneous rocks and meteorites. It has a general composition of (Mg,Fe) 2 SiO 4 and a distinctive olive-green color, and some varieties are used as peridot gemstones.
- Silicate
- Vitreous
- Transparent to translucent
- Colorless
Olivine has several industrial uses. It is used as a flux for steel production, and is also an important ore of the metal magnesium. Peridot, the transparent olive-green to yellow-green variety, is a well-known gemstone. It is very popular in jewelry, and is used in many jewelry items including rings, bracelets, necklaces, and earrings.
Aug 8, 2024 · Gem-quality forsterite olivine is known as peridot. Because of its high melting point and resistance to chemical reagents, magnesium olivine is an important refractory material—i.e., it can be used in furnace linings and in kilns when other materials are subjected to heat and chemical processes. Chemical composition
Mar 6, 2022 · Olivine (pronounced AW-luh-veen) is an abundant silicate found inside the earth’s mantle. It’s also a well-known space gemstone, as many meteorites (specifically pallasites) contain olivine crystals. The color of olivine is typically yellowish-green, but can also contain vivid yellows, greens, oranges, and browns. The gemstone.
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May 30, 2024 · Olivine is a magnesium iron silicate mineral commonly found in mafic and ultramafic igneous rocks. Its color ranges from olive green to yellow-green, and it often exhibits a glassy luster. Olivine is typically composed of two end-members: forsterite (Mg2SiO4) and fayalite (Fe2SiO4), forming a solid solution series between these two extremes.
