smithsonite


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smith·son·ite

 (smĭth′sə-nīt′)
n.
A mineral, ZnCO3, sometimes used as a source of zinc.

[After James Smithson.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

smithsonite

(ˈsmɪθsəˌnaɪt)
n
(Minerals) a white mineral consisting of zinc carbonate in hexagonal crystalline form: occurs chiefly in dry limestone regions and is a source of zinc. Formula: ZnCO3. Also called (US): calamine
[C19: named after James Smithson]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

smith•son•ite

(ˈsmɪθ səˌnaɪt)

n.
a mineral, zinc carbonate, ZnCO3, found in crusts and masses: an ore of zinc.
[1825–35; after J. Smithson, who distinguished it from calamine; see -ite1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The industry includes establishments developing mine sites, mining and preparing lead ores including smithsonite mining, sphalerite mining, willemite mining, calamine mining, cerussite mining, galena mining, lead ore mining, and lead-zinc ore mining.
The V2O5 can be collected in a flotation concentrate together with Smithsonite (ZnCO3) and Cerussite (PbCO3).
The diffractogram for ZnC[O.sub.3] sample (Figure 1(d)) corresponds to smithsonite phase (JCPDS-ICDD 08-0449).
The vast collection of minerals--smooth turquoise smithsonite from New Mexico, spiky orange crocoite from Tasmania, dazzling purple amethyst from Uruguay, and large specimens of sulfur from Sicily--are recommended for a viewing at the Harvard Museum of Natural History.
According to Lindsay (1979), minerals like ZnO (zincite) and ZnC[O.sub.3] (smithsonite) are too soluble to persist in soils.
Sarac, Dissolution Kinetics of Smithsonite Ore as an Alternative Zinc Source with an Organic Leach Reagent, JTICE, 40, 6 (2009).
The common secondary zinc minerals are smithsonite (ZnC[O.sub.3]), zincite (ZnO), hydrozincite [Z[n.sub.5][(OH).sub.6][(C[O.sub.3]).sub.2], willemite (Z[n.sub.2]Si[O.sub.4]) and hemimorphite [Z[n.sub.4]S[i.sub.2][O.sub.7] [(OH).sub.2] [H.sub.2]O] also known as calamine.
Fe) S, and to a lesser extent smithsonite (ZnO3), willemite (Zn2SiO4), and zincite (ZnO) (Reimann and deCaritat, 1998).

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