Rocks Classified and Described: A Treatise on LithologyLongmans, Green, and Company, 1866 - 425 páginas |
Dentro del libro
Resultados 1-5 de 100
Página 28
... contain it as an essential ingredient . Fracture flat H. 2-2.5 . 27. Meerschaum . - Massive and in nodules . conchoidal , and fine - grained , earthy ; sectile . S.G. = 0.8-1 . Colour yellowish or greyish - white , dull . Streak little ...
... contain it as an essential ingredient . Fracture flat H. 2-2.5 . 27. Meerschaum . - Massive and in nodules . conchoidal , and fine - grained , earthy ; sectile . S.G. = 0.8-1 . Colour yellowish or greyish - white , dull . Streak little ...
Página 47
... containing Mn . Titanite occurs as an accessory in the mica - schist of the Alps , and there usually in cruciform ... contains grains of metallic copper . It is soluble in muriatic acid . Volborthite occurs as an accessory ingredient ...
... containing Mn . Titanite occurs as an accessory in the mica - schist of the Alps , and there usually in cruciform ... contains grains of metallic copper . It is soluble in muriatic acid . Volborthite occurs as an accessory ingredient ...
Página 83
... containing chiefly the lighter bases , such as alumina , potash , soda or lime ; whilst the latest or most recent igneous rocks would contain the least silica , and principally the heavier bases , e.g. iron . It has also been suggested ...
... containing chiefly the lighter bases , such as alumina , potash , soda or lime ; whilst the latest or most recent igneous rocks would contain the least silica , and principally the heavier bases , e.g. iron . It has also been suggested ...
Página 134
... Contains silica 2.7-2.9 42-57 p . c . The name of Dolerite was given to this rock by Haüy . It is rarely ... containing pebbles of vesicular trap , derived probably from the upper surface of the old lava flows ( Student's Manual , 2nd ...
... Contains silica 2.7-2.9 42-57 p . c . The name of Dolerite was given to this rock by Haüy . It is rarely ... containing pebbles of vesicular trap , derived probably from the upper surface of the old lava flows ( Student's Manual , 2nd ...
Página 136
... contains a considerable number of accessory ingredients , many of which are only locally found , or in very subordinate quantity . Such , for in- stance , are nepheline , sodalite , melanite , mica , bronzite , hornblende , olivine ...
... contains a considerable number of accessory ingredients , many of which are only locally found , or in very subordinate quantity . Such , for in- stance , are nepheline , sodalite , melanite , mica , bronzite , hornblende , olivine ...
Otras ediciones - Ver todas
Términos y frases comunes
accessory ingredients acid aggregates Alps amygdaloidal aphanite appear argillaceous augite basalt beds bitumen brown Browncoal CALCAIRE calcspar carbonate cavities character chemical chlorite clay clay-slate Cleavage coal colour Colourless compact composition compound consists contains Crown 8vo crystalline schists crystals Delesse deposits diabase diorite dolerite dolomite earthy Edition felsitic felspar fibrous fine-grained foliated formation fossils Fracture conchoidal frequently garnet geol geological Germ gneiss grains granite granular granulite grav greenstones grey gypsum hornblende igneous rocks imbedded iron Jahrb labradorite laminæ lavas leucite lime limestone Lustre vitreous magnesia magnetic iron-ore marl mass matrix melaphyre metamorphic mica mica-schist mineral muriatic nepheline occurs oligoclase origin orthoclase oxide plutonic porphyritic principal pyrites pyroxene quartz quartz-porphyry rock-salt sandstone sanidine Saxony schists sedimentary rocks serpentine shale silica slaty soluble sometimes Spec strata surface syenite trachyte transition translucent transmutation tufa usually Varieties in Texture veins vesicular volcanic Woodcuts
Pasajes populares
Página 13 - STRANGE DWELLINGS: a Description of the Habitations of Animals, abridged from ' Homes without Hands '. With 60 Illustrations.
Página 10 - SCHELLEN'S SPECTRUM ANALYSIS, in its application to Terrestrial Substances and the Physical Constitution of the Heavenly Bodies. Translated by JANE and C. LASSELL; edited, with Notes, by W. HUGGINS, LL.D. FRS With 13 Plates (6 coloured) and 223 Woodcuts. 8vo. price 28s. CELESTIAL OBJECTS for COMMON TELESCOPES.
Página 25 - The DEAD SHOT; or, Sportsman's Complete Guide: a Treatise on the Use of the Gun, Dog-breaking, Pigeon-shooting, &c.
Página 26 - TREASURY OF KNOWLEDGE AND LIBRARY OF REFERENCE. Comprising an English Dictionary and Grammar, Universal Gazetteer, Classical Dictionary, Chronology, Law Dictionary, &c.
Página 26 - The Cabinet Lawyer; a Popular Digest of the Laws of England, Civil, Criminal, and Constitutional.
Página 18 - A Treatise on the Steam Engine, in its various Applications to Mines, Mills, Steam Navigation, Railways, and Agriculture. By J. BOURNE, CE New Edition ; with Portrait, 37 Plates, and 546 Woodcuts.
Página 12 - BIBLE ANIMALS ; being a Description of every Living Creature mentioned in the Scriptures, from the Ape to the Coral.
Página 6 - YONGE'S NEW LEXICON, English and Greek, abridged from his larger work (as above). Revised Edition.
Página 25 - The HORSE'S FOOT, and HOW to KEEP IT SOUND. By W. MILES, Esq. Ninth Edition, with Illustrations.
Página 10 - A GENERAL DICTIONARY of GEOGRAPHY, Descriptive, Physical, Statistical, and Historical : forming a complete Gazetteer of the World. By A. KEITH JOHNSTON, LL.DFRGS Revised to July 1867.