Outlines of Field-geologyMacmillan and Company, 1879 - 222 sider |
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Side xi
... piece of granite . Crystalline structure 8. Piece of lava , showing crystals and steam - holes 9. Piece of conglomerate , showing the characteristic rounded water - worn aspect of the component parts of many fragmental rocks 10. Piece ...
... piece of granite . Crystalline structure 8. Piece of lava , showing crystals and steam - holes 9. Piece of conglomerate , showing the characteristic rounded water - worn aspect of the component parts of many fragmental rocks 10. Piece ...
Side 3
... piece of limestone , for example , may show us on its fractured surface abundant fragments of corals and shells . With a little inquiry it may not be difficult to ascertain the source of the stone , and to visit the rock in place . We ...
... piece of limestone , for example , may show us on its fractured surface abundant fragments of corals and shells . With a little inquiry it may not be difficult to ascertain the source of the stone , and to visit the rock in place . We ...
Side 6
... piece of geo- logical structure which he has known only from books , but which he now and for ever vividly realizes . In all this it is not needful that he should claim to be a geologist . He may not consider his observations worthy of ...
... piece of geo- logical structure which he has known only from books , but which he now and for ever vividly realizes . In all this it is not needful that he should claim to be a geologist . He may not consider his observations worthy of ...
Side 21
... pieces . Hardly any two geologists agree as to the best shape of hammer ; much evidently depending upon the indi- vidual style in which each observer wields his tool . This ( Fig . 1 ) is the form which , after long experience we have ...
... pieces . Hardly any two geologists agree as to the best shape of hammer ; much evidently depending upon the indi- vidual style in which each observer wields his tool . This ( Fig . 1 ) is the form which , after long experience we have ...
Side 26
... piece of mechanism passing through the handle enables the observer to throw the needle off the pivot , or let it down , as he may require . 6. The Note - Book and Pencils . — As it is impossible for a field - geologist to remember the ...
... piece of mechanism passing through the handle enables the observer to throw the needle off the pivot , or let it down , as he may require . 6. The Note - Book and Pencils . — As it is impossible for a field - geologist to remember the ...
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abundant angle anticlinal augite bands basalt beds Cambridge cavities CHAPTER character chip clay clinometer College colour constituents course Crown 8vo crystalline rocks crystals deposits direction district dyke ELEMENTARY TREATISE evidence examination example exposed fault Fcap felspar field field-geologist field-work foliated foliated rocks formations fossils fracture fragments geological map geological structure Geological Survey geologist glass gneiss granite gravel ground hammer horizontal hornblende igneous rocks inclined interbedded intrusive iron kind lava Lecturer limestone LOCKYER marked mass microscope miles minerals nature Nicol prisms numerous Illustrations observer occur Old Red Sandstone original outcrop Owens College P. G. TAIT Philosophy PHYSICAL piece plate Professor recognise Red Sandstone region scale schists Science scientific Second Edition seen shales side silicates slice soil sometimes specimens stone strata stratum streams strike surface synclinal texture thickness thin tion traced tuff unconformability valleys varieties veins vertical volcanic weathered
Populære avsnitt
Side 3 - HEMMING— AN ELEMENTARY TREATISE ON THE DIFFERENTIAL AND INTEGRAL CALCULUS, for the Use of Colleges and Schools. By GW HEMMING, MA, Fellow of St. John's College, Cambridge. Second Edition, with Corrections and Additions. 8vo.
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Side 1 - UNDULATORY THEORY OF OPTICS. Designed for the Use of Students in the University. New Edition. Crown 8vo.
Side 2 - Works by the Rev. NM FERRERS, MA, Fellow and Tutor of Gonville and Caius College, Cambridge. AN ELEMENTARY TREATISE ON TRILINEAR ' CO-ORDINATES, the Method of Reciprocal Polars, and the Theory of Projectors.
Side 5 - FR-S., late Fellow and Assistant Tutor of St. Peter's College, Cambridge ; Examiner in the University of London.
Side 20 - Wilson. — A MEMOIR OF GEORGE WILSON, MD, FRSE, Regius Professor of Technology in the University of Edinburgh. By his SISTER. New Edition. Crown 8vo. 6s. "An exquisite and touching portrait of a rare and beautiful spirit.
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