galena

[guh-lee-nuh]
noun
a common, heavy mineral, lead sulfide, PbS, occurring in lead-gray crystals, usually cubes, and cleavable masses: the principal ore of lead.
Also called galenite [guh-lee-nahyt] .


Origin:
1595–1605; < Latin: lead ore

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World English Dictionary
galena or galenite (ɡəˈliːnə, ɡəˈliːnaɪt)
 
n
a grey mineral, found in hydrothermal veins. It is the chief source of lead. Composition: lead sulphide. Formula: PbS. Crystal structure: cubic
 
[C17: from Latin: lead ore, dross left after melting lead]
 
galenite or galenite
 
n
 
[C17: from Latin: lead ore, dross left after melting lead]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
galena   (gə-lē'nə)  Pronunciation Key 
A gray, metallic mineral occurring in cube-shaped crystals within veins of igneous rock or in sedimentary rocks. It is the main ore of lead. Chemical formula: PbS.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Galena is dark gray in color and breaks into small blocks.
Galena's restaurants offer a wide range of dining.
Galena serves as a transportation hub for nearby villages.
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