How To Use Mispickel In A Sentence
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~ -- In assaying ores containing a large proportion of pyrites or mispickel, or both, the best plan is to take a portion and calcine so as to convert it into a product of the kind just considered.
A Text-book of Assaying: For the Use of Those Connected with Mines.
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One gram of copper pyrites, blende, fahlerz, or mispickel, yields 7 or 8 grams of lead, whilst 1 gram of antimonite will give 6, and 1 gram of galena only
A Text-book of Assaying: For the Use of Those Connected with Mines.
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With mispickel, and those substances which easily give off arsenic on heating, the substance is first treated with nitric acid, evaporated to dryness, and then the residue is treated in the way just described.
A Text-book of Assaying: For the Use of Those Connected with Mines.
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One gram of copper pyrites, blende, fahlerz, or mispickel, yields 7 or 8 grams of lead, whilst 1 gram of antimonite will give 6, and 1 gram of galena only
A Text-book of Assaying: For the Use of Those Connected with Mines.
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Arsenic is occasionally found as a free element, but it is usually found in a number of minerals, the most common one being mispickel.
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All the miners are agreed in the statement that the gold abounds most at the swells, or highest points of the waves of rock, and that the scarcely less valuable mispickel appears to follow the same law.
The Atlantic Monthly, Volume 13, No. 79, May, 1864
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The minerals associated with the quartz in this vein, especially the cuprite and mispickel, are found most abundantly upon the foot-wall side, or underside of the quartz itself.
The Atlantic Monthly, Volume 13, No. 79, May, 1864
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The underlying slate is filled with bunches of mispickel, not distributed in a sheet, or in any particular order, so far as yet observed, but developed throughout the slate, and varying in size from that of small nuts to many pounds in weight, masses of over fifty pounds having been frequently taken out.
The Atlantic Monthly, Volume 13, No. 79, May, 1864
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A sample of mispickel contains 7 per cent. cobalt.
A Text-book of Assaying: For the Use of Those Connected with Mines.
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In the periphery of the oxidation, copper mineralization occurs as chalcopyrite, bornite, tennantite and mispickel.
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The gold is also often visible to the naked eye in all the associated minerals, and particularly in the mispickel and blende.
The Atlantic Monthly, Volume 13, No. 79, May, 1864
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The best conductor among the natural sulphides appeared to be mispickel, which vies in this respect with some of the metals.
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Sulphur in blende, 375 in burnt ore, 377 in chalcocite, 376 in coal, 419 in copper, 207 in copper pyrites, 376 in mispickel, 376 in pyrites, 370, 376
A Text-book of Assaying: For the Use of Those Connected with Mines.
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Iron is found combined with sulphur in pyrrhotine and pyrites, and together with arsenic in mispickel.
A Text-book of Assaying: For the Use of Those Connected with Mines.
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It can be obtained from mispickel by heating, which causes the arsenic to sublime and leaves the iron sulfide.
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The chief source of the arsenic of commerce is arsenical pyrites, or mispickel, which contains about 45 per cent. of arsenic (As).
A Text-book of Assaying: For the Use of Those Connected with Mines.
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A dressed product of copper works in South America, consisting of grains of native copper mixed with pyrite, chalcopyrite, mispickel, and earthy minerals.
