Pyritous

Word PYRITOUS
Character 8
Hyphenation pyr i tous
Pronunciations N/A

Definitions and meanings of "Pyritous"

What do we mean by pyritous?

Here you will find one or more explanations in English for the word pyritous. Define pyritous, pyritous synonyms, pyritous pronunciation, pyritous translation, English dictionary definition of pyritous.

Synonyms and Antonyms for Pyritous

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The word "pyritous" in example sentences

As to the size of a pyritous mass necessary to produce in this manner a large nugget, it is by no means considerable. ❋ Unknown (N/A)

This nugget is very irregular in shape, fretted and chased as though with a jeweller's graving tool, showing plainly the shape of the pyritous crystals on which it was formed while the interstices were filled with red hematite iron just as found in artificially formed nuggets on a sulphide of iron base. ❋ Unknown (N/A)

It follows, then, from what has been previously affirmed, that there will be a reduction of gold by these nodules, and that the metal thus reduced will be firmly attached to them, at first in minute spangles isolated from each other, but afterwards accumulating and connecting in a gradual manner at that point of the pyritous mass most subject to the current until a continuous film of some size appears. ❋ Unknown (N/A)

Fossil wood with _Teredo antenautæ_ is also met with, and pyritous casts of univalve and bivalve shells. ❋ Various (N/A)

A forty per cent pyritous or other sulphide ore should be roasted in a revolving furnace in thirty to forty minutes, and without any auxiliary fuel. ❋ Unknown (N/A)

When the sulphur contents of pyritous ores are sufficiently high, and after the ore has been initially fired with auxiliary carbonaceous fuel, it is unnecessary, in a properly designed roasting furnace, to add fuel to the ore to enable the heat for oxidation to be obtained. ❋ Unknown (N/A)

According to the original size of the pyritous mass, the protection it receives from the action of oxidising substances other than gold, the strength of the gold solution, length of exposure to it, the rate of supply and velocity of stream, will be the size of the gold nugget. ❋ Unknown (N/A)

Professor Newbery, who made many valuable suggestions on the subject, says, speaking of gold in pyritous lodes: ❋ Unknown (N/A)

"The _magistral_ is a mixture of pyritous copper and sulphuretted salt, roasted for some hours in a reverberating oven, and slowly cooled" ❋ James Alexander Robertson (1906)

~Alum~ is manufactured from the pyritous shales of the Mianwálí district, the annual output being generally about 200 to 300 tons. ❋ James McCrone Douie (1894)

The first point is to me quite inexplicable; the second may possibly be accounted for by friction; the softest of two stones which was to be brought into a particular shape being rubbed by a harder, and afterwards polished by pyritous plants. ❋ Johann Jakob Von Tschudi (1853)

The marls, as the smell indicates, are pyritous and bituminous at the same time; and the petroleum springs at the Buen Pastor, and in the island of Trinidad, proceed probably from these same beds of alpine limestone. ❋ Unknown (1851)

After visiting the pyritous marls of the Rio Juagua, we continued following the course of the crevice, which stretches along like a narrow canal overshadowed by very lofty trees. ❋ Unknown (1851)

I could not, however, distinctly ascertain whether a part of this pyritous diorite was not enclosed on the banks of the Orinoco, as it is at the bottom of the sea near Cabo Blanco, and at the Montana de Avila, in the rock which it covers. ❋ Unknown (1851)

In the course of his visit to Chiloe Island, Chile, Darwin encountered "many fragments of black lignite and silicified and pyritous wood, often embedded close together". ❋ Unknown (2012)

How much time did we not lose during five years 'travels, in visiting, on the pressing invitations of our hosts, ravines, of which the pyritous strata have borne for ages the imposing names of' Minas de oro! ' ❋ Alexander Von Humboldt (1814)

Wliere not too pyritous, it is an excellent gas coal, for which purpose it is extensively mined at Fairmont. ❋ Unknown (1771)

Cross Reference for Pyritous

  • Pyritous cross reference not found!

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