galena造句怎么写

The main metals mineral are chalcopyrite , the next clinohedrite , alpha chalcocite bornite , malachite and azurite . a little amount blende , galena incidentally ryby silver , bismuth.

Minor element discrimination indices for residual primary sulfides (pyrite, pyruhotite, chalcopyrite, sphalerite, galena, etc.) and supergene ore minerals (goethite, hematite, manganiferons minerals, covellite, native gold, clay minerals, quartz, etc.)

galena [lead sulphide]

These cosmetics were made by grinding ores like malachite and galena into a substance called kohl.

Usually as intergrowths with quartz, pyrite, galena, sphalerite, cinnabar, chalcopyrite tec, various shapes .

Those were indeed the olden days so the only "active" element was a galena crystal grazed by a wire whisker.

"Sulfur: Nonmetallic chemical element, chemical symbol S, atomic number 16. It is very reactive but occurs native in deposits, as well as combined in various ores (e.g., pyrite, galena, cinnabar); in coal, petroleum, and natural gas; and in the water in sulfur springs."

The main silver-bearing minerals were psilomelane, pyrolusite, limonite, galena, pyrite and sphalerite.

The ore is lead mine of partial oxidation, the lead ore consists chiefly of galena and cerusite. 39% of cerusite is the most oxid in lead ore.

The existence of galena, sphalerite, certain amount of chalcopyrite and arsenopyrite does not influence the leaching rate.

In addition to cassiterite and stannite, galena also contains a high amount of tin.