galena

How To Use galena In A Sentence

• Similarly, silver has been described replacing a variety of silver minerals, pyrite, and galena.
• 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.
• He reported that most highly argentiferous galena required silver to have been coupled with bismuth or antimony to allow a substitution for lead within the lattice under high-temperature conditions.
• The total production to 1926 was about 5,000,000 tonnes of argentiferous galena from around 300 mines and prospects.
• The sulphur of the galena falls to the bottom of the bath, and may be separated from the gangue by solution in carbon disulphide. Scientific American Supplement, No. 433, April 19, 1884
• Silver is found in the ores of other metals, such as fahlerz, which sometimes contains from two to ten per cent. of the metal, and galena, which is an important source of it; in fact, galena is never found entirely free from silver. A Text-book of Assaying: For the Use of Those Connected with Mines.
• Gold occurs in quartz veins with chalcopyrite, galena, pyrite, and sphalerite.
• This karsting provides highly permeable rocks in which the sulphide minerals sphalerite and galena represent the valuable mineralization.
• He then proceeded to explore the Oshawanoe Mountains, near Cave-in-Rock, with their deposits of the fluate of lime, galena, and other mineral treasures. Memoirs of 30 Years with the Indian Tribes on the American Frontiers
• Interesting thin plates of silver coating rhodonite and diopside in massive galena are reported from the mines at Garpenberg, Sweden.