American Heritage® Dictionary of the English Language, Fourth Edition
- n. A valuable silver ore, Ag2S, with a lead-gray color and metallic luster that is often tarnished a dull black.
Century Dictionary and Cyclopedia
- n. Silver sulphid, a blackish lead gray mineral, occurring in crystals, in crusts, and massive. It is a valuable ore of silver, found in the crystalline rocks of many countries. Also called argyrite, argyrose.
GNU Webster's 1913
- n. (Min.) Sulphide of silver; -- also called
vitreous silver, or silver glance. It has a metallic luster, a lead-gray color, and is sectile like lead.
- n. a valuable silver ore consisting of silver sulfide (Ag2S)
“The most important ore mineral of silver is argentite (Ag2S, silver sulfide).”
“The most important mineral of silver is the sulphide, argentite or”
“Farther down it may be reprecipitated as native silver, argentite, and the sulpho-salts, by organic matter or by various sulphides.”
“In the weathering of mercury deposits, cinnabar behaves somewhat like the corresponding silver sulphide, argentite.”
“It also occurs combined with sulphur (as in argentite), with sulphur and antimony (as in stephanite or brittle silver ore, and in pyrargyrite or ruby silver), and with copper, sulphur, antimony, and arsenic, as in polybasite.”
“The mineralized zone occurs from 268.75 metres to 288.6 metres in a volcanoclastic breccia mineralized with sphalerite, argentite and galena.”
“Since argentite is the main ore of silver, it is correlated with other sulfides such as lead and copper sulfides.”
“For silver, the commercial deposits that are the most important are the compounds that are the minerals tetrahedrite and argentite.”
“Acanthite / argentite were the dominant silver minerals contained in the concentrate for all three of the Loma,”
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List of minerals, elements, group names and geochemistry terms encountered in the science of mineralogy. I've chosen to avoid capital letters in most examples, though a great many mineral names hon...
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