Popular Fallacies Regarding Precious Metal Ore Deposits
Popular Fallacies Regarding Precious Metal Ore Deposits
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In our eReader you can find the full English version of the book. Read Popular Fallacies Regarding Precious Metal Ore Deposits Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Popular Fallacies Regarding Precious Metal Ore Deposits
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The average yield per ton in 1880 was only $10. 10. The vast low-grade auriferous deposits of Dakota, which have been so remunerative, are still lower in tenor, the average yield during the same period being only $6. 33 per ton. Very many large mines, both in Cali- fornia and Dakota, have been worked at a good profit on ore which car- ried much less gold ; the low tenor being offset by the size of the de- posits, and by peculiar facilities for working and milling them. So that on the whole the ...idea of richness being opposed to quantity does not seem entirely, unreasonable. There are, however, enough excep- tionsprominent among which is the Standard mine, of Bodie to throw some doubt upon the reliability of the prejudice as a working WILLIAMS. ] THE QUESTION OF STRIKE. 263 rule. As a matter of economy in mining and in milling, it is evidently better to have one ton of $100 ore than twenty tons of $5 ore.
In a much less degree, a similar prejudice has existed against excep- tionally high-grade silver ores, though in this case the feeling is appar- ently groundless.
What to read after Popular Fallacies Regarding Precious Metal Ore Deposits?
You can find similar books in the "Read Also" column, or choose other free books by Albert Williams to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
The average yield per ton in 1880 was only $10. 10. The vast low-grade auriferous deposits of Dakota, which have been so remunerative, are still lower in tenor, the average yield during the same period being only $6. 33 per ton. Very many large mines, both in Cali- fornia and Dakota, have been worked at a good profit on ore which car- ried much less gold ; the low tenor being offset by the size of the de- posits, and by peculiar facilities for working and milling them. So that on the whole the ...idea of richness being opposed to quantity does not seem entirely, unreasonable. There are, however, enough excep- tionsprominent among which is the Standard mine, of Bodie to throw some doubt upon the reliability of the prejudice as a working WILLIAMS. ] THE QUESTION OF STRIKE. 263 rule. As a matter of economy in mining and in milling, it is evidently better to have one ton of $100 ore than twenty tons of $5 ore.
In a much less degree, a similar prejudice has existed against excep- tionally high-grade silver ores, though in this case the feeling is appar- ently groundless.
What to read after Popular Fallacies Regarding Precious Metal Ore Deposits?
You can find similar books in the "Read Also" column, or choose other free books by Albert Williams to read onlineMoreLess
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