At Idria and Almaden the sulphurets are extremely rich in mercury.
Thus the ores of sulphuret of lead (galena) being susceptible of becoming almost pure sulphurets (within 1 or 2 per cent.
Soda which contains sulphuretsis preferred for making the mottled or marbled soap, whereas the desulphuretted soda makes the best white curd soap.
As the peroxide of tin is not affected by a moderate heat, it may be exposed to calcination; whereby the specific gravity of the associated sulphurets and arseniurets is so diminished as to facilitate their separation.
The matte is composed of the sulphurets of copper, iron, silver, zinc, along with some arsenical cobalt and nickel.
These ores occur in primitive and transition districts in vast masses and powerful veins; and are commonly accompanied with gray copper, sulphuret of iron, sparry iron, sulphurets of lead, and zinc.
In Saxony and Bohemia, the sulphurets of iron and copper are introduced into large earthenware pipes, which traverse a furnace-gallery; and the sulphur exhaled flows into pipes filled with cold water, on the outside of the furnace.
The other ores are auriferous metallic sulphurets, such as sulphurets of copper, silver, arsenic, &c.
The pulverized sulphurets are decomposed by exposure to the air, and after the tailings have been preserved for a time, they may pay better at the second amalgamation than at the first.
Many auriferous quartz veins contain considerable quantities of sulphurets or pyrites of iron, copper and lead, and their presence prevents amalgamation, and thus causes a great loss of gold.
Into such openings, quartz, accompanied by sulphurets of iron and arsenical pyrites, was introduced.
A new period of repose then ensued, during which various sulphurets were introduced, together with hornstone quartz, by which angular fragments of the older quartz before mentioned were cemented into a breccia.
The minerals referred to consisted of choice and large specimens of the colored and crystaline fluates of lime from Illinois, and the attractive species and varieties of sulphates of barytes, sulphurets of lead, radiated quartz, &c.
It has the usual brass yellow color of the sulphurets of this metal, and furnishes a hint for seeking that hitherto undiscovered, but valuable species of the ore in this vicinity.
If an ore contains sulphurets and gold, the latter may be coated with some sulphur or arsenic, which would prevent the gold from amalgamating.
Having examined the sulphurets and oxides, the visitor should cross to the northern suite of tables marked from 48 to 54.
Upon this table also are deposited Lord Greenock's sulphuret of cadmium, commonly called greenockite; and sulphurets of nickel.
If the alkaline sulphurets be dissolved in water, and an acid added, the sulphur will precipitate of a white colour, known by the name of milk of sulphur.
Both the yellow and red sulphurets are employed in fire-works.
Is it owing to sulphurets of calcium, of magnesium, or other earthy metalloids, contained in the interior of our planet, under its rocky and oxidated crust?
It cannot proceed from the decomposition ofsulphurets of iron, or pyritic strata.
Potassium combines with sulphur and phosphorus, forming sulphurets and phosphurets; it likewise forms alloys with several metals, and amalgamates with mercury.
The sulphurets form the peculiar kind of mineral called pyrites, from which certain kinds of mineral waters, as those of Harrogate, derive their chief chemical properties.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "sulphurets" in a variety of sentences. We hope that you will now be able to make sentences using this word.
