cas·sit·er·ite

(kə-sĭt′ə-rīt′)

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.

cassiterite

(kəˈsɪtəˌraɪt)

(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

cas•sit•er•ite

(kəˈsɪt əˌraɪt)

n.

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]

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

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

Mentioned in

References in periodicals archive

'It was used to illegally extract cassiterite. Artisan miners were warned against the extraction and abandoned the site, leaving it uncovered,' he said.

Two children die in abandoned excavation crater

Brilliant luster is stunning in stibnite, cassiterite, quartz, vivianite and gold.

Criteria for selecting crystallized mineral specimens for a display collection

Scheelite, tetrahedrite, cassiterite, pyrrhotite and fibrous sulfosalts including jamesonite and boulangerite are locally important and have been collected specifically for their specimen value.

Abstracts of the 26th annual Tucson Mineralogical Symposium: China!

Occurrence: Nikischerite does not occur in the cassiterite-bearing veins themselves, but rather in a later, low-temperature paragenesis filling fault zones which cut across the cassiterite veins.

Abstracts of new mineral descriptions

Beautiful specimens showing large, lustrous, deep orange crystals of scheelite associated with brilliant black twinned cassiterite crystals and tabular, gemmy crystals of aquamarine beryl on beds of muscovite crystals are characteristic of Mount Xuebaoding, Sichuan Province, China.

Xuebaoding: Pingwu County, Sichuan Province, China

Last year, the Rwanda Mines Petroleum and Gas Board introduced stringent law in a bid toban artisanal mining saying the regulation is intended to attract "serious" investors who can afford modern practices that are not harmful to the environment and the miners.The mining sector generated $373 million in revenue from its principle minerals cassiterite, coltan and wolfram, in 2017 up from $166 million the previous year.

14 killed after hill collapses on mine in Rwanda

it's all about seams of the mineral cassiterite and the tin dioxide therein..

Bubble identity; CHRIS EARY'S TAKE ON THE HEADLINES IN 2018