 | | Book (edition) | | approxi1nately kno"-n, and data in the ternan· field are ,--ery • f DRAWINGS, PROJECTIONS AND DIAGRAMS...in basic igneous rocks, but more common in zinc ore deposits in small amounts, coloring smithsonite or...finally, it is found often in abundance in many ore deposits, and hot spring deposits. Pyrite forms artificially...some qf the processes of secondary enrichment of ore deposits. At other times 1narcasite alters to limonite...OccUR.-Chalcopyrite is the most widely disseminated ore of copper. It occurs frequently in veins with other |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Illinois. Margarita I. Novgorodova: Inst. Geol. of Ore Deposits, Acad. of Sciences, Moscow, Russia. Per...Per Nysten: University of Uppsala, Uppsala, Sweden. Herbert Obodda: Short Hills, New Jersey. Renato Pagano:...found in Craig, J. R., and D. J. Vaughn, Ore Microscopy and Ore Petrography, John Wiley & Sons, New York...Burke, Tables for Microscopic Identification of Ore Minerals, 2nd ed., Elsevier-North Holland, New...localized concentrations. The latter account for the ore deposits of many of the less common elements. The |  | | Book (edition) | | Liroconite, Beud. 6. Symplesite, Breit. 7. Cube ore , Jameson , . 119 8. Emerald-Nickel, Silliman...of natural existence , is of necessity a broad field of study, and convenience requires its subdivision...octa octahedron. an acute called hedron . ( Tin -ore, zircon .) differ in different species. 14 CRYSTAL...several of the foregoing modifica tions. ( Tin -ore.) Fig. 45 is an irregular tetrahedron , a hemihedral...are notice able in the scapolite ofSt. Lawrence County, N. Y., and the quartz crys tals of Hammond , N |  | | Book | | from the out-door duties of a field-geologist either of wet days when field-work was impracticable, of long...the sieel-tarnish ; when, as in the Specular Iron Ore of Elba, it exhibits fixed prismatic Opalescence...combinations in a pure For this purpose the powdered ore is either mixed with the state. moistened soda into...scarcely be bent without breaking. Uranite, Red Zinc Ore^ and Copper Mica. The first is of a bright green...tichite. Tannenite. Skutterudite. Iiead. Needle Ore, or Aikenite. GersdorfRte. Amoibite. Telluric Bismuth |  | | Book (edition) | | 44. c 1 3 .50 A. A natural occurrence at a coal mine in the (TL) Lvov-Volynsk basin, USSR. Achates. syn... Z=4 [PDF 24-208 ]. (TL) Nordmark and Lmigban. Sweden. Named from o.c5vo.AC ·obscure·, alluding to the...Phys. (Schweigger), 27. 39 1 . (TL) Acdclfors. Sweden. Named for locality and referred to as "Red Zeolitc...siliceous zeolitc of T. Bergman. 1 794. (fL) Aedclfors. Sweden. Bergman ·s imperfect analysis suggests prehnite...33- 1 230]. (TL) Villedicu Township. Temiscaming County, Quebec. Canada. Named for S.O. Agrel l. Agricolite |  | | Book (volume) | | accident est très-fréquent. Souvent même dans une mine cer taines couches produisent du grisou en abondance...souvent la gangue des filons, comme cela a lieu à la mine d'Huelgoët, en Bretagne. A Schneeberg en Saxe, à...qui les séparent. Nous donnons ici une coupe de la mine de 150 GISEMENT DU SEL GEMME . Witton que nous...quelques mots 152 GISEMENT DU SEL GEMME . sur la mine de sel de Cardone, qui offre un exemple sail lant...cristaux très-nets de glaubérite , provenant de la mine de sel de Vic, m'ont permis de mesurer les incidences |  | | Book (volume) | | quelques circonstances rares , notamment dans la mine de Beeralston , dans le Devonshire, à Pfaffenberg...sa composition . Ce minéral a été trouvé dans la mine de plomb de Kilbrickra , dans le comté de Clark...d'échantil lon de ce minéral, qui provient de la mine de Hvena en Suède ; je sais seulement qu'il se...trouve à Huelgoat en Bre tagne, ainsi que dans une mine du Cornouailles , des cristaux en prisme à six faces...désigner le plomb sulfuré sous le nom de mine de plomb et d'argent, ou mine de plomb argentifère. La proportion |
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