Magnesite
[mag-nuh-sahyt] /ˈmæg nəˌsaɪt/
noun
1.
a mineral, magnesium carbonate, MgCO 3 , having a characteristic conchoidal fracture and usually occurring in white masses.
/ˈmæɡnɪˌsaɪt/
noun
1.
a white, colourless, or lightly tinted mineral consisting of naturally occurring magnesium carbonate in hexagonal crystalline form: a source of magnesium and also used in the manufacture of refractory bricks. Formula: MgCO3
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[mag-nee-zee-uh m, -zhuh m, -shee-uh m] /mægˈni zi əm, -ʒəm, -ʃi əm/ noun, Chemistry. 1. a light, ductile, silver-white, metallic element that burns with a dazzling white light, used in lightweight alloys, flares, fireworks, in the manufacture of flashbulbs, optical mirrors, and precision instruments, and as a zinc substitute in batteries. Symbol: Mg; atomic weight: […]
- Magnesium-arsenate
noun, Chemistry. 1. a white, water-insoluble powder, Mg 3 (AsO 4) 2 ⋅xH 2 O, used chiefly as an insecticide.
- Magnesium-carbonate
noun, Chemistry. 1. a white powder, MgCO 3 , insoluble in water and alcohol, soluble in acids, used in dentifrices and cosmetics, in medicine as an antacid, and as a refractory material.
- Magnesium-hydroxide
noun, Chemistry. 1. a white, crystalline, slightly water-soluble powder, Mg(OH) 2 , used chiefly in medicine as an antacid and as a laxative. magnesium hydroxide n. A white powder used as an antacid and a laxative.
- Magnesium-light
noun 1. the strongly actinic white light produced when magnesium is burned: used in photography, signaling, pyrotechnics, etc.