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tinstone

[tin-stohn]
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noun Mineralogy.
  1. cassiterite.
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Origin of tinstone

First recorded in 1595–1605; tin + stone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tinstone

Historical Examples

  • These oxides are commonly met with in samples of wolfram and tinstone, especially niobic.

    A Textbook of Assaying: For the Use of Those Connected with Mines.

    Cornelius Beringer and John Jacob Beringer

  • Tin is found in nature chiefly as the oxide (SnO2), called cassiterite or tinstone.

British Dictionary definitions for tinstone

tinstone

noun
  1. another name for cassiterite
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012