mascagniten.
/ˈmaskənjʌɪt/, U.S. /ˈmæskənˌjaɪt/ Mineralogy.
Ammonium sulphate occurring as colourless, grey, or yellowish crystals of the orthorhombic system, usually in translucent crusts formed as sublimation products of volcanoes and burning coal seams, and in Peruvian guano.
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the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > sublimation > solid product of
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sublimatea1626
sublimation1646
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mascagnite1868
1868 J. D. Dana Syst. Mineral. (ed. 5) 635 Mascagnite... Orthorhombic... Usually in mealy crusts and stalactitic forms.
1896 A. H. Chester Dict. Names Minerals 168 Mascagnite, Sulphate of ammonium, occurring in crusts and stalactitic forms near volcanoes.
1968 I. Kostov Mineral. 503 Arcanite and mascagnite are isostructural..and form mixed crystals (K, NH4)2SO4 termed taylorite.
1997 Atmospheric Environment 31 1637 Samples of fog water collected near Modena (Po Valley) are found to deposit numerous minerals after evaporation in the laboratory. The main minerals are nitrammite, mascagnite, koktaite, [etc.].
This entry has been updated (OED Third Edition, December 2000; most recently modified version published online March 2022).
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