A Glossary of MineralogyLongman, Green, Longman, and Roberts, 1861 - Всего страниц: 420 |
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Стр. xvii
... Fracture . Minerals are said to possess three kinds of fracture , viz . : — 1. Conchoidal , or Shelly : when the fractured surface displays curved concavities bearing more or less resemblance to those in the inside of a bivalve shell ...
... Fracture . Minerals are said to possess three kinds of fracture , viz . : — 1. Conchoidal , or Shelly : when the fractured surface displays curved concavities bearing more or less resemblance to those in the inside of a bivalve shell ...
Стр. 3
... fracture , lamellar distinct concretions , its higher degree of transparency , and by the want of those rents which cross the cleavage obliquely in common Felspar . " - Jameson , vol . i . p . 289 . For varieties of Adularia , see ...
... fracture , lamellar distinct concretions , its higher degree of transparency , and by the want of those rents which cross the cleavage obliquely in common Felspar . " - Jameson , vol . i . p . 289 . For varieties of Adularia , see ...
Стр. 7
... Fracture strong granular . Soluble in di- lute nitric acid . ALISONITE , F. Field . Massive . Colour deep indigo - blue , quickly tarnishing on ex- posure . Fracture slightly conchoidal . H. 2.5 to 3. S.G. 6.1 . Comp . Double sulphide ...
... Fracture strong granular . Soluble in di- lute nitric acid . ALISONITE , F. Field . Massive . Colour deep indigo - blue , quickly tarnishing on ex- posure . Fracture slightly conchoidal . H. 2.5 to 3. S.G. 6.1 . Comp . Double sulphide ...
Стр. 9
... Fracture scaly , shining . H. above 4. S.G. 3.468 . Comp . ( Mn Na ) + Ë Ï + H. e Analysis ( mean of several ) by Damour : Phosphoric acid Peroxide of iron Protoxide of manganese Peroxide of manganese Soda Silica . Water • . · 41.25 25 ...
... Fracture scaly , shining . H. above 4. S.G. 3.468 . Comp . ( Mn Na ) + Ë Ï + H. e Analysis ( mean of several ) by Damour : Phosphoric acid Peroxide of iron Protoxide of manganese Peroxide of manganese Soda Silica . Water • . · 41.25 25 ...
Стр. 11
... Fracture flat con- choidal , uneven ; of massive varieties , splin- tery , occasionally earthy . H. 35 to 4. S. G. 2.58 to 2.78 . Fig . 10 .. Fig . 11 . Comp . KS + 3 Al S + 9 H. Analysis by Cordier , of crystals from Tolfa : Alumina ...
... Fracture flat con- choidal , uneven ; of massive varieties , splin- tery , occasionally earthy . H. 35 to 4. S. G. 2.58 to 2.78 . Fig . 10 .. Fig . 11 . Comp . KS + 3 Al S + 9 H. Analysis by Cordier , of crystals from Tolfa : Alumina ...
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Часто встречающиеся слова и выражения
Alumina Analysis antimony arsenic Barytes BB fuses BB on charcoal Beudant blue Bohemia borax Breithaupt Brit Brittle Brochant brown carbonate cerium cleavage Coal cobalt colourless Comp conchoidal Cornwall Crown 8vo crystals Dana Dufrénoy earthy Felspar fibrous flame Fracture conchoidal Fracture uneven Garnet glass globule granular green grey Haidinger Harz Hausmann Haüy Hornblende Huel intumescence Jameson Kirwan Kobell lead Lime Magnesia Localities Lustre Lustre vitreous M. P. G. Horse-shoe M. P. G. Principal Floor Magnesia manganese masses mineral Mohs muriatic acid name given nickel Nicol nitric acid octahedrons opaque Oxide Oxide of copper pearly Peroxide of iron Phillips Phosphoric acid Potash primary form Protoxide of iron Protoxide of manganese Pyrites Quartz resembling resinous rhombic prism RHOMBOHEDRAL rocks Saxony Silica Silica Alumina Peroxide silver Soda Soluble sometimes SPAR stone Streak white sulphate sulphuric acid Tellurium Titanic acid Topaz translucent transparent variety Wall-case Water Werner yellow yellowish
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