sulphurets

In a paper read before the Aix-la-Chapelle section of the _Verein deutscher Ingenieure_, Herr Robert Hasenclever presents a summary of the results obtained with various methods for the absorption of the sulphurous acid generated during the roasting of zinc-blende and other sulphurets.

Scientific American Supplement, No. 299, September 24, 1881 Various

Newbery found that gold could also be deposited on sulphurets without any other reagent.

Getting Gold: a practical treatise for prospectors, miners and students

This is mostly extracted from the metallic sulphurets, and is commonly called brimstone.

A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition. Anonymous

It is well known that all sulphurets are prejudicial to vegetable life, and hence, when fresh gas lime is used, its effects are often injurious rather than beneficial.

Elements of Agricultural Chemistry Thomas Anderson

Mr. Rosales then tells his readers, what we all know must be the case, that the gold would be volatilised by the heat, as would be also the other metals, which he says, were in the form of arseniurets and sulphurets; but he fails to explain how the sublimated metals afterwards reassumed their metallic form.

Getting Gold: a practical treatise for prospectors, miners and students

It may safely be estimated, therefore, that the process of Dr. Keith, or some other equally simple and efficacious method of extracting this hitherto wasted portion of the precious metal from the accompanying sulphurets, will produce an amount quite equal, at least, to the previous minimum yield.

The Atlantic Monthly, Volume 13, No. 79, May, 1864 Various

Columbia, still wild over its first knowledge of silver sulphurets, he was drawn back by the wonder-tales of the Comstock lode.

The Spenders A Tale of the Third Generation Harry Leon Wilson 1903

Below the water level, however, the ores become a complex mixture of silver bearing sulphurets, mainly galena and zinc blende.

North Carolina and its Resources. North Carolina. Board of Agriculture. 1896

The principal veins are from twelve to twenty-four inches wide, and carry besides gold, sulphurets, pyrite, galenite, &c.

North Carolina and its Resources. North Carolina. Board of Agriculture. 1896

The ores are chiefly sulphurets and the veinstone is quartz and siderite.

North Carolina and its Resources. North Carolina. Board of Agriculture. 1896