A glossary of mineralogy . colite. Urangreen, URANGRtJN, Hartmann. Abasal sulphate of the oxides of copper and S94 URANIXE. uranium, from Joachimsthal, in Bohemia. Itoccurs in acicular crystals, forming smallnodular crusts and velvety drases. Colourgrass-green to apple-green. Comp. U# + CuS + 2CaS + 18H. Analysis (mean of two), by Lindaker:Sulphuric acid . . 20-03Proto-peroxide of uranium . 3614Oxide of copper . . 6-55 Lime 10-10 Protoxide of iron. . 0]4Water 27 16 100-12UrA]sine, Haidinger. See Pitchblende;.Uranite, Dana, Nicol, Phillips (in part).Pyramidal; basal cleavage very
A glossary of mineralogy . colite. Urangreen, URANGRtJN, Hartmann. Abasal sulphate of the oxides of copper and S94 URANIXE. uranium, from Joachimsthal, in Bohemia. Itoccurs in acicular crystals, forming smallnodular crusts and velvety drases. Colourgrass-green to apple-green. Comp. U# + CuS + 2CaS + 18H. Analysis (mean of two), by Lindaker:Sulphuric acid . . 20-03Proto-peroxide of uranium . 3614Oxide of copper . . 6-55 Lime 10-10 Protoxide of iron. . 0]4Water 27 16 100-12UrA]sine, Haidinger. See Pitchblende;.Uranite, Dana, Nicol, Phillips (in part).Pyramidal; basal cleavage very almost always in labiilar crystals,attached singly or united in small druses. Co-lour siskin-green to sulphur-yellow. Trans-lucent. Lustre sub-adamantine; pearly oncleavage-plane. Sectile. Streak brittle and not flexible. Fracture-not observable. H. 2 to 2-5. 3 to 3 Phosphate of uranium and lime, or (Ca^2^p + 3ij_peroxide of uranium62*69, lime 6*10, phosphoric acid 15o4,water 15-67=100. ^. Analysis, by Peligot:Peroxide of uraniumLime . Phosphoric acid .Water . 68-91. 6-20. 15-20. 15-30 100-6 Becomes straw-coloured and opaque whenheated. BB on charcoal, increases slightly in bulk,and fuses to a black mass with a semi-crys-talline surface. With carbonate of soda,forms a yellow infusible slag. Soluble in nitric acid. Localities.— English. Cornwall: South URANONIOBITE. Huel Basset; Tolcarne Mine and HuelEdwards {Autunite) ; also at Gunnis Lake,near Callington ; Stenna Gwynn, &c. Foreign. France : at St. Yrieix nearLimoges; and in granite at St Symphorien,nearAutun. Johanngeorgenstadt andEiben-stock, in Saxony. Wolf Island, Lake Onega,in Russia. Middletown and Chesterfield;Massachusetts, Uranite differs from Mica in being neitherflexible nor elastic. Name. After Uranium (from oL^am, Ura-nus), the name given to the planet Herschelby German astronomers. Brit. Mus., Case 57. 31. P. G. Wall-case 13, Principal Floor(British). Uranium Ochre, Nicol. See
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectmineral, bookyear1861
