galena in English
This karsting provides highly permeable rocks in which the sulphide minerals sphalerite and galena represent the valuable mineralization.
Use "galena" in a sentence
1. Galena is regarded as a silver ore and called Argentiferous galena
2. Argentiferous Galena mineral data, information about Argentiferous Galena, its properties and worldwide locations.
3. Floated Galena to Blunks on Saturday, fishing was tough
4. Argentiferous Galena, Quartz, Sheelite & Sphalerite
5. Clapper Law Firm, LLC is a general practice law firm in Galena, MO
6. It’s miles located in microscopic inclusions in so-called Argentiferous galena.
7. View the online menu of Couvert and other restaurants in Galena, Indiana
8. He found in one sample of lead ore (Argentiferous galena), the separation of lead on cooling a bath of It occurs largely as high-grade Argentiferous galena There at present nothing is talked of but copper mines and silver or Argentiferous …
9. This Argentiferous galena comes from the University of Utah, Geology Departments old collection
10. In Europe, galena, lead sulfide, was widely available, which could be smelted to produce metallic lead.
11. Silver is generally found as red oxides (locally called rosicler), sulphides and Argentiferous galena
12. It may also be accompanied by pyrites, galena, Arsenides and antimonides, quartz, calcite, dolomite, …
13. Bornite is a gemstone generated together with "Chalcopyrite", "Galena" and "Quartz"
14. Silver is generally found as red oxides (locally called rosicler), sulphides and Argentiferous galena. The …
15. It is an uncommon mineral, formed by the oxidation of lead ore deposits such as galena.
16. AEROPHINE® 3418A promoter has shown exceptional results on a number of lead ores and is the principal collector in plants processing galena or Argentiferous galena ores, particularly where selectivity against iron and zinc sulfide minerals is desired.
17. The Egyptians worked deposits of the lead ore galena at Gebel Rosas to make net sinkers, plumb bobs, and small figurines.
18. Historically, the “silver-copper” veins, containing Argentiferous tetrahedrite have been the focus of production at the Galena
19. Lead isotopic compositions of galena within the Spanish Mine metamorphic suite indicate additional Proterozoic activity and mineralization.
20. Kohl samples from Oman and Cairo, analyzed using X-ray powder diffraction and scanning electron microscopy, found galena.
21. It is easy to understand why mining companies get excited by Argentiferous galena! Even though galena is the ore being removed and lead makes up the bulk of the product, these mines are often called "silver mines." Silver as a Constituent in Other Metals and Ores.
22. Galena is also an important ore mineral in the silver mining regions of Colorado, Idaho, Utah and Montana.
23. 10 Gold was also reported from minor quartz veins, with pyrite, chalcopyrite and galena, at Stronchullin in Strathclyde.
24. The galena forms mats of octahedral crystals, the sphalerite is dense and anhedral and the marcasite powdery or displays its Coxcomb habit.
25. Often composed of galena; malachite; and charcoal or soot, crocodile stool; honey; and water was added to keep the kohl from running.
26. Here we have a beautiful speakling specimen of Argentiferous (Silver bearing) Galena from Coeur dAlene District, Shoshone Co., Idaho
27. Ancient Egyptian kohl contained galena, which was imported from nearby regions in the Land of Punt, Coptos and Western Asia.
28. Galena is a semiconductor with a small band gap of about 0.4 eV, which found use in early wireless communication systems.
29. Axi-symmetric experimental deformation of galena, sphalerite and chalcopyrite produces similar pole figures with the (110) planes aligned normal to the compression axis.
30. Galena eye paint (later termed Kohl in Arabic from the Akkadian word for the cosmetic) was widely applied in Ancient Egypt.
31. The gold is disseminated and sometimes visible in quartz veins, frequently accompanied by disseminated sulphides such as galena, sphalerite, arsenopyrite, and chalcopyrite.
32. The lead-based compounds in kohl are galena (PbS) – dark grey and gloss laurionite ( PbCl(OH)) – white phosgenite ((PbCl)2CO3); cerussite (PbCO3) – blue.
33. In the West in 1754, Bengt Andersson Qvist examined a sample of molybdenite and determined that it did not contain lead and thus was not galena.
34. The most valuable ore deposits discovered contained Argentiferous galena carrying some gold, the associated vein minerals were quartz, calcite, zinc blende, pyrite, chalcopyrite, barite, pyrrhotite, and arsenopyrite
35. The outcrops of galena and Arsenopyrite above the mine were what first drew prospectors to Monte Cristo, since they made the side of Hubbard Peak shine in the sunlight
36. ‘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.’
37. ‘Zinc Blende has 140 atoms and 308 bonds.’ Origin Late 17th century from German, from Blenden ‘deceive’ (so named because it often resembles galena, but is deceptive in that it yields no lead).
38. The ore also contains minor amounts of galena (PbS), pyrite (FeS 2), the renierite (Cu 3 (Zn,Fe,Ge)S,As) 4), Briartite (Cu 5,(Zn,Fe)GeS 4), and gallite (CuGaS 2)
39. The most common crystal used is a small piece of galena; pyrite was also often used, as it was a more easily adjusted and stable mineral, and quite sufficient for urban signal strengths.
40. Lead could be added directly to a ceramic body in the form of a lead compound in suspension, either from galena (PbS), red lead (Pb3O4), white lead (2PbCO3·Pb(OH)2), or lead oxide (PbO).
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42. Argentiferous galena has been mined from near-surface vein exposures in the Tafilalt district for centuries, but now the emphasis is on specimens, and these typically hefty barite crystal groups are being taken out by a local specimen-mining cooperative
43. (noun) Considerable quantities of the following minerals have been found: Barytes (heavy spar), magnetite (magnetic iron ore), and pyrolusite (manganese dioxide) in Humboldt county; roofing slate in Esmeralda county; cinnabar (ore containing quicksilver) in Washoe county; haematite in Elko and Churchill counties; cerussite and galena (lead ores) in Eureka county
44. Sulfur isotope abundance data for minerals of the historically important alunite deposits of the Tolfa district indicate (1) compositional similarity between sulfates and sulfides (mean δS34 values of +5.54 and +6.34 permil respectively), (2) negligible fractionation factors (0.995 to 1.004) for sulfate-sulfide mineral pairs, (3) two distinct sulfide isotopic populations characterized by pyrite (+8.34 permil) and marcasite (−1.05 permil) and with associated alunite displaying a covariant isotopic shift, and (4) possible contamination of the hydrothermal system by evaporite sulfate (+25.1 permil) because hypogene pyrite, galena, and cinnabar are enriched in S34 (+6.1 to +10.3 permil).