| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,807,936,545 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
copper pyrites |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.03 sec. |
|
copper pyrites: see chalcopyrite chalcopyrite (kăl'kəpī`rīt, kăl`kōpī'rīt) or copper pyrites ..... Click the link for more information. . How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in classic literature | |
|---|---|---|
My host says that the two principal improvements introduced by foreigners have been, first, reducing by previous roasting the copper pyrites -- which, being the common ore in Cornwall, the English miners were astounded on their arrival to find thrown away as useless: secondly, stamping and washing the scoriae from the old furnaces -- by which process particles of metal are recovered in abundance. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|