cassiterite(redirected from Tin ore)
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A light yellow, red-brown, or black mineral, SnO2, that is an important tin ore. Also called tinstone.
[French cassitérite, from Greek kassiteros, tin.]
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.
(Minerals) a black or brown mineral, found in igneous rocks and hydrothermal veins. It is a source of tin. Composition: tin oxide. Formula: SnO2. Crystal structure: tetragonal. Also called: tinstone
[C19: from Greek kassiteros tin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a brown or black mineral, tin dioxide, SnO2, usu. found as fibrous masses or placer deposits; the chief ore of tin.
[1855–60; < Greek kassíter(os) tin + -ite1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||cassiterite - a hard heavy dark mineral that is the chief source of tin|
atomic number 50, Sn, tin - a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
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