Olivine meaning

ŏlə-vēn
A mineral silicate of iron and magnesium, principally (Mg, Fe)2 SiO4 , found in igneous and metamorphic rocks and used as a structural material in refractories and in cements.
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A hard, greenish mineral, (Mg,Fe)2SiO4, that is an ore of magnesium, used as a refractory; magnesium iron silicate.
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An olive-green to brownish-green orthorhombic mineral. Olivine is a common mineral in the igneous rocks, such as basalt and gabbro, that make up most of the Earth's crust beneath the oceans. Chemical formula: (Mg,Fe)2SiO4. &diamf3; Olivine in which the mafic component consists entirely of magnesium is called forsterite . Chemical formula: Mg2SiO4. &diamf3; Olivine in which the mafic component consists entirely of iron is called fayalite . Chemical formula: Fe2SiO4.
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(mineralogy, geology) Any of a group of olive green magnesium-iron silicate minerals that crystallize in the orthorhombic system.
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Origin of olivine

  • olive (from its color) –ine

    From American Heritage Dictionary of the English Language, 5th Edition

  • From olive +‎ -in, later remodelled after -ine.

    From Wiktionary