A glossary of mineralogy . Sylvaniteof Nagyag, in Transylvania. Silvane Graphiqub, Broehant. Gra-phic Tellurium. Sylvanite of Offenbanya. Silvane Lamklleux, Broehant. Foli-ated Tellurium. See Nagyagite. Silvane Natif, Broehant. See NativeTellurium. SiLVANiTE, Haidinger, Nicol. See Sylva-nite. Silver-BLACK, Jameson. An earthy formof Silver Glance, of a dark bluish-blackcolour, found in several of the mines ofSaxony and Hungary, associated with otherores of silver. Silver Glance, Jameson. Cubical; pri-mary form the cube: also occurs in octahe-drons and ii-hombic dodecahedrons, withtraces of dode
A glossary of mineralogy . Sylvaniteof Nagyag, in Transylvania. Silvane Graphiqub, Broehant. Gra-phic Tellurium. Sylvanite of Offenbanya. Silvane Lamklleux, Broehant. Foli-ated Tellurium. See Nagyagite. Silvane Natif, Broehant. See NativeTellurium. SiLVANiTE, Haidinger, Nicol. See Sylva-nite. Silver-BLACK, Jameson. An earthy formof Silver Glance, of a dark bluish-blackcolour, found in several of the mines ofSaxony and Hungary, associated with otherores of silver. Silver Glance, Jameson. Cubical; pri-mary form the cube: also occurs in octahe-drons and ii-hombic dodecahedrons, withtraces of dodecahedral cleavage. Also reti-culated, dendritic, stalactiticand blackish lead-grey; acquiringonexposure a superficial iridescent Lustre metallic. Malleable andsectile. Yielding easily to the knife, andcutting like lead. Streak shining and likethe colour. Flexible. Difficultly small-grained-uneven, sometimesinclining to imperfect-conchoidal. H. 2 to2-5. 7-2 to Fig. 386. Fig. 387, Fig. 388. Comp. Sulphide of silver, or Ag S=silver1-1, sulphur 12-9 = 100. Analysis, from Joachimsthal, by Lindaker: Silver 77*58 Sulphur .... 14-46Iron . : . 2-02 348 SILVER MULM. CopperLead 1-533-68 99-27 BB or in the flame of a candle, the sulphuris driven off with intumescence, and thesilver is reduced to its metallic state. Soluble in tolerably strong sulphuric acid,with separation of sulphur. Localities. — English. Cornwall: at HuelHerland, fig. 387. Huel Ann, Dolcoath Mine,Mexico Mine, Huel Duchy {earthy), HuelVincent, Huel Basset. — Foreign. , in Norway. Joachimsthal, inBohemia. Schemnitz and Kremnitz, inHungary. Schneeberg, Annaberg, Johann-georgenstadt, Freiberg, in Saxony. Dau-phiny. Mexico. Peru. Tenessee, and Nor-thern Michigan, United States. Lake Su-perior. Brit. Mus., Case 10. M. P. G. Principal Floor, Wall-cases 14(British); 22 (Foreign). Silver Glance constitutes a valuable oreof silver. See also Silve
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectmineral, bookyear1861
