 | | Book (edition) | | planes in connexion with those of the primary crystal, together with such measurements of the planes...rendering the form more complicated than any single crystal I have seen, but not more so than may probably...bitterspar from the Tyrol, and of which the primary crystal is a rhomboid, not distinguishable by the unassisted...the minute portions forming the aggregate of the rock, are often of singular advantage ; and hence the...although magnesia is a constituent of a mountain rock, it is by no means plentiful, nor docs magnesia |  | | Book (edition) | | sidered as an individual in the mineral kingdom . A crystal of quartz, iron -pyrites, or topaz, is an individual...inorganic kingdom , is called a simple mineral. A crystal of quartz, or a fragment of one, is therefore a...with regard to a crystal of diamond, or it may be composed of several, as in a crystal of beryl . An inorganic... 6 CRYSTAL LOGRAPHY. SECTION I. PROPERTIES OF SIMPLE MINERALS . CRYSTAL . The term crystal is applied...limited space. It is necessary to the idea of a crystal, that the entire space it occupies should be made |  | | Book | | . . . Mineralization, .- . . Texture of Rock masses, Psexidomorphism, CHAP. . . Crystalline...sening its utility. In the second column, the crystal-system, or the massive species is described. or...example of crystalterminate external form, or a crystal line structure is seen in a piece of loaf sugar...the parts ; A light is reflected. The word crystal in mine Faces, edges, angles, axes of Crystals...equilateral triangles ; and the rhombohedron, crystal, tion, ; by six rhombs, passing through faces |  | | Book | | MORE SIMPLE CRYSTALLINE FORMS. Mohs, “ the term crystal* “ In mineralogy,” says applied body which consists...of the that space by a is The composed.” crystal, to ascertain that regularly li- not the matter...replaced or truncated ; and when the edges of a crystal are replaced by two planes, separated only by...was transferred by ancient mineralogists to rock-crystal, which, from its colourless the term is... The of two or more simple forms on the same crystal occurrence of the most a calc-spar in ; compound |  | | Book (volume) | | oryctognostic species of Slate-spar, Anthracolite Chalk, Rock milk, and others, have been formed under the same...formed in part by a decomposition of hexahedral Rock-salt, by carbonate of lime. 3. It occurs in considerable...number of faces, solitary, and limited as in the crystal represented in Fig. 56. The 2. Na chemical...extend in several directions, while the rest of the crystal its original state so that the whole takes the...Glauber-salt is found in nature accompanying hexahedral Rock-salt and prismatic Epsom-salt, or as an efflorescence |  | | Book | | Descriptive Catalogue of the A. C. Ramsay, H. W. Rock Specimens in the Museum Bristow, H. Bauerman, and...simple or elementary form to which each particular crystal is capable of being ultimately reduced, has been...appear to be reflected from the : A interior of a crystal. when a milky or pearly reflection is displayed...four in number :— 2. Vitreous, or the lustre of Crystal (1.) is Splendent: when the surface of the...parallel with the faces or planes of the primary crystal. This may be effected by placing a knife or other |  | | Book | | organization in minerals is the form of the f crystal ; but to be able to deduce accurate distinctions...pure cleavable variety. a cleavable variety. 2. Rock-salt, 3. Calc-spar, 4. Fluor-spar, possessing a...variety 6. Adularia Felspar. 7. 8. Transparent Rock-crystal. Topaz. Corundum. Diamond. L. Lustre. The kinds...pure carbonate of soda* and silica (powdered rock-crystal) must be moistened and mixed with a small portion...Brogniart. P. L. Villa Rubia, Toledo, in Spain, in rock-salt or its accompanying clays. Aussee, in Upper |  | | Book (edition) | | composition. Disseminated. Scattered through a rock or gangue. Containing chlorite. Chromate. isossalt...out. The rising of layers Effervescence, 67. of rock to the surface. To change to a state Effloresce...crux, erals, etc., 62. cross,] 43. Elements, 72. Crystal, [ Greek krustallos, ice,] 19 Ellipsoid, 42. systems...the schistose Killas. Glimmering. Glistening, 56. rock in which the lodes occur. Globular, 53. Goniometer...containing nitric Nitriary, 102. Nucleus. A compound crystal, or one having a tesselated structure. Magnesian |  | | Book (edition) | | planes in oonneotion with those of the primary crystal, togetner with such- measarements of the planes...rendering the form more complicated than any single crystal I have seen, but hot more so than may probably...the minute portions forming the aggregate of the rock are often of singidar advantage ; and hence the...there is still another and a very difl^rent kind of rock, abundantly fouAd in certain countries, which may...and the surmces of others are coated by them. A crystal may be defined as a more or less symmetrical, geometrical |  | | Book (edition) | | decomposition. Disseminated. Scattered through a rock or gangue. result Combination of an scalene, 40...to chalk. Cropping out. The rising of layers of rock to the surface. Crucible. [Lat. crux, a cross.]...minElastic, 53, 65. erals, etc., 62. Elements, 72. Crystal, [Greek krustallot, ice,] 19 Ellipsoid, 42. systems...53. Goniometer, common, 47 ing, 50, ICillas. rock ; To place contiguous. In Cornwall, the schistose...containing nitric acid. Nitriary, 102. A compound crystal, or one Mammillary, Changed by impregnation |  | | Book (volume) | | Freiberg in Saxony, and in beds in Anhalt, in the county of Gomor in Hungary, in Stiria, &c. ; varieties...Siegen, in the berg and Rudelstadt in Silesia, in Sweden, Norway, and ORDER H HEXAHED11AL SILVER-CLANCE...rarely, it is found along with hexahedral Gold. The rock adjoining the veins is often impregnated with it...Cornwall, along with pyramidal Tin-ore. In Norway and Sweden it occurs imbedded in zircon^syenite and granite...and Botallack in Cornwall ; at Riddarhyttan in Sweden, with uncleavable Cerium-ore Very ; in the |  | | Book (edition) | | formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest X-ray powder...and opaque minerals. More attention is paid to crystal habit or aggregate development and their sizes...species must contain chemical formula, structure (crystal system, space group, and unit cell dimensions)...units (A), expressed differently according to the crystal system: only a for the cubic system, a,c for the...specifying the orientation of the crystal faces in relation to the crystal axes, a set of three or four numbers |  | | Book (edition) | | details, infor- and the associations of species of crystal- and more numerojs analyses, with their * PREFACE...eleDisseminated. ment with chlorine. Scattered through a rock or gangue. Chloride. Containing chlorite. isosChromate...out. The rising of layers Effervescence, 67. of rock to the surface. Effloresce. To change to a state... a cross,] erals, etc., 62. 43. Elements, 72. Crystal, [ Greek krustallos, ice,] 19 Ellipsoid, 42. Carburet...Killas. In Cornwall, the schist osa Globular, 53. rock in .which the lodes occur. Goniometer, common, 47 |  | | Book (edition) | | account ***** its details, In bringing this of crystal- and more numerous analyses, with PREFACE TO...decomposition. Disseminated. Scattered through a rock or gangue. like a tree coal. A siliceous stone...out. The rising of layers Effervescence, 67. of rock to the surface. To change to a state Effloresce... a cross,] erals, etc., 62. 43. Elements, 72. Crystal, [Greek krustallos, ice,] 19 Ellipsoid, 42. systems...Killas. In Cornwall, the schistose Globular, 53. rock in which the lodes occur. rets of Goniometer, common |  | | Book (edition) | | associations of species a more complete account of crystal- localities of minerals synonyms and more numerous...Pertaining to chalk. Disseminated. Scattered through a rock or gangue. Dodecahedron, rhombic, 25 ; isosceles...out. The rising of layers Effervescence, 67. of rock to the surface. Effloresce. To change to a state...crux, erals, etc., 62. cross,] 43. 72. Elements, Crystal, [Greek krustallos, ice,] 19 Ellipsoid, 42. of...Cornwall, the schistose Glimmering. Glistening, 56. rock in which the lodes occur. Globular, 53. rets of |  | | Book (edition) | | eleDisseminated. Scattered through ment with chlorine. a rock or gangue. Chloritic. Containing chlorite. Chromate...Effervescence, 67. Effloresce. To change to a state of rock to the surface. Crucible. "(Lat. crux, a cross.]...Cruciform, [Lat. crux, a cross,] 43. Elements, 72. Crystal, [Greek kruatalloa, ice,] 19 ; Ellipsoid, 42. systems...Cornwall, the sc!iistoae Glimmering . Glistening, 56. rock in which the lodes occur. Globular, 53. Goniometer... Matrix. [Lat. matrix, from mater, mother.] The rock or earthy material, containing a mineral or metallic |  | | Book (edition) | | assistance given him by Professor Edward S. Dana. Crystal Drawing given in Appendix table has been added...chapter on Crystallography, the different types of crystal forms are described under the now accepted thirty-two...HYDROCARBON COMPOUNDS APPENDIX ON THE DRAWING A. OF CRYSTAL FIGURES APPENDIX 649 B. TABLES TO BE USED IN...inorganic species called minerals, which together in rock masses or in isolated form make up the material...specific chemical formula, and is hence classed as a rock, not as a mineral species. Further, several substances |  | | Book (edition) | | been enabled to infer the primary planes of a crystal of quartz from the sound and acoustical figures... Section I. CRYSTALLOGRAPHY. Definition of a Crystal, Explanations of the terms Primary and Secondary...Pseudomorphism . Definition of a Pseudomorphous Crystal, Different Methods of Pseudomorphism , Chap. IV...occurrence depending on the Interfacial Angles of the Crystal, Postnatal Compound Crystals, Geniculated Crystals...whence arises the variety of Under the head of CRYSTAL structure in plants and animals. LOLOGY , or the |  | | Book (edition) | | cerium epidote ; cerium oxide siliceux noir; crystal lized gadolinite , Allan ; epidote céri. fère,...Apjohnite. Alum , potash . See Kalinite. Alum , rock. See Alunite. Alum, salt. See Kalinite. Alum , soda...; alumen de Tolpa, Gesner ; alum ha loid ; alum rock ; alumine sous sul fatée alcaline, Haüy.; aluminilite...; mountain silk ; mountain wood ; rock cork ; rock leather; rock wood ; sala mander's hair ; suber Venus's...Kaolinite . Asteria . See Corundum. Asteriated rock crystal. See Quartz. Asteriated sapphire. See Corundum |  | | Book | | variety amethyst, sceptre habit, Denny Mountain, King County, Washington, U.S.A. / Photo by Ken Mayer Production...Printing AGMV Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo...e.g., orthoclasite for chemical formula, the crystal system and the space orthoclase, but amethystine...Rocks and Minerals; the indi- tural position. Crystal-system abbreviations are as fol- ces of these...inorganic phases: a comparison and hierarchy of crystal structures. Can. Mineral. 34, 845-880. CRONSTEDT |  | | Report (issue) | | ; cerium epidote ; cerium oxide siliceux noir; crystal lized gadolinite, Allan ; epidote céri fère, Gadolin... See Aluminite. Allochite. See Epidote. Alum rock. See Garnet. Allochroite. See Halotrichite. ...Gesner ; alum ha- Amausite . See Albite. loid ; alum rock ; alumine sous sul- | Amazonenstein . See Orthoclase...leather; - paper ;pasteboard ; - silk ; — wood ; — rock Amphibole alumineuse. See Amphi bole . cork ;...Phlogopite. Aster. See Corundum . Asteriated rock crystal. See Quartz . Asteriated sapphire. See Corundum |  | | Book (edition) | | 9 Natural Properties, SECTION I. 11 19. Crystal, . .20. Object of Crystallography, 11 .21....Individual in the mineral kingdom. is con- A crystal of Quartz, Iron-pyrites, or Topaz, is an individual...impalpably reduced in size ; and immense surfaces of rock remain apparently unaltered from age to age amidst...in the inorganic called a simple mineral. is crystal of Quartz, or a fragment of one mineral is a...regard to a crystal of to : Diamond, or may be composed it of several as in a crystal of Em- erald |  | | Book (edition) | | work now being published in phase equilibria and crystal-structure analyses, the work on syste1natic optical...of the properties. Chemical Formula: Until the crystal structure is known or at least until an accurate...with simple Miller indices) that are potential crystal faces or, when the bonds across the plane are few...representing crystal planes: ( ) Miller indices included in parentheses denote a single crystal plane. {...mineral by the relative development (or lack) of crystal faces is referred to as habit. Comn1on habits are |  | | Book (edition) | | well as 104 black-and-white photographs 45 new crystal drawings of rare species the most complete now...all entries include the mineral’s formula, its crystal system, locality, and physical property data, as...Lincoln. Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For...Photo Editor: Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD...sizes: ‘‘xl’’ refers to the size of the largest crystal, ‘“‘sph’’ refers to the diameter of the largest | | | Book (edition) | | well as 104 black-and-white photographs • 45 new crystal drawings of rare species • the most complete coverage...all entries include the mineral's formula, its crystal system, locality, and physical property data, as...Willard Lincoln. Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere...sizes: "xl" refers to the size of the largest crystal, "sph" refers to the diameter of the largest spherical...undergraduate student with a source for mineral formulas, crystal systems, and locality data. It will also provide |
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