Report, Band 12Johns Hopkins Press, 1928 CONTENTS.--Vol. I (1897)--Vol. II (1898)--Vol. III (1899)--Vol. IV (1902)--Vol. V (1905)--Vol. VI (1906)--Vol. VII (1908)--Vol. VIII (1909)--Vol. IX (1911)--Vol. X (1918)--Vol. XI (1922)--Vol. XII (1928)--Vol. XIII (1937)--Vol. XIV (1941) |
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Ergebnisse 1-5 von 44
Seite 15
... farm quarries .. 117 Hamilton quarries .. 117 August Sandusky quarry . 117 Carroll County ...... 118 Weetenkamp quarry ... . 118 Tunnel mine ... 118 De Vries quarries .. John Wallen quarry .. Oursler quarry .. Howard County ... 118 119 ...
... farm quarries .. 117 Hamilton quarries .. 117 August Sandusky quarry . 117 Carroll County ...... 118 Weetenkamp quarry ... . 118 Tunnel mine ... 118 De Vries quarries .. John Wallen quarry .. Oursler quarry .. Howard County ... 118 119 ...
Seite 17
... farm quarry . 149 Howard County ..... 149 Lawyers Hill quarry . 149 Thomas quarry .. 149 Fagan and Highe quarries . 149 Howard Smith quarry .. 149 Zepp quarries ..... 149 Baltimore Feldspar Co. quarries . 150 Herbert Crooks quarry ...
... farm quarry . 149 Howard County ..... 149 Lawyers Hill quarry . 149 Thomas quarry .. 149 Fagan and Highe quarries . 149 Howard Smith quarry .. 149 Zepp quarries ..... 149 Baltimore Feldspar Co. quarries . 150 Herbert Crooks quarry ...
Seite 76
... Farm , and up to the present , no sand of any kind has been removed from the property . The main road east from the point where the two samples of this material were collected has been recently relocated , and many of the cuts show ...
... Farm , and up to the present , no sand of any kind has been removed from the property . The main road east from the point where the two samples of this material were collected has been recently relocated , and many of the cuts show ...
Seite 80
... farm owned by George Wilson along the tracks of the Chesapeake Beach Railroad , a half mile southeast of Marlboro Station . The material excavated is from a terrace of Wicomico age which underlies the tops of two ridges that extend ...
... farm owned by George Wilson along the tracks of the Chesapeake Beach Railroad , a half mile southeast of Marlboro Station . The material excavated is from a terrace of Wicomico age which underlies the tops of two ridges that extend ...
Seite 85
... Farm , Laurel Grove , Maryland . This sample , No. 1535 , was tested in the usual manner with the following results : FINENESS TEST On 6 2.04 12 3.34 20 3.80 40 19.94 70 28.14 100 10.90 140 4.84 200 1.84 270 1.74 Thru 270 3.30 Clay Sub ...
... Farm , Laurel Grove , Maryland . This sample , No. 1535 , was tested in the usual manner with the following results : FINENESS TEST On 6 2.04 12 3.34 20 3.80 40 19.94 70 28.14 100 10.90 140 4.84 200 1.84 270 1.74 Thru 270 3.30 Clay Sub ...
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Häufige Begriffe und Wortgruppen
30 feet Albany sand altered arbitrators award Baltimore County Baltimore gneiss BOND AND PERMEABILITY boundary line buddle Cecil County chlorite chromite Clay class Clay Sub cleavage Coarseness figure color commissioners compact Company Creek crystals deposits diabase diallage Dye Adsorption figure east epi-diorite farm feet deep feet long feet wide feldspar feldspar quarries fibrous FINENESS TEST flint formation gabbro Geol gneiss grade Grain class Grain fineness granite green Harford County hauled hill hornblende hypersthene hypersthene gabbro intrusive limestone located magnetite Marriottsville Maryland and Virginia masses material metamorphism mica mica schist microscope mile southeast mill mineral molding sand northeast occurs olivine opening outcrop pegmatite Pennsylvania peridotites PERMEABILITY TESTS pits plagioclase potash Potomac River pottery production pyroxene pyroxenites quarry Plate VII quartz railroad region road rock sample sand chrome schist schistose serpentine serpentine areas shows soapstone specimens Survey talc tremolite veins Virginia and Maryland width
Beliebte Passagen
Seite 36 - And be it enacted, That this Act shall take effect from the date of its passage.
Seite 36 - That the sum of four thousand and six hundred dollars be, and the same is hereby, appropriated, to be paid out of any money in the Treasury not otherwise appropriated...
Seite 24 - The citizens of each state respectively shall have full property in the shores of Potomack river adjoining their lands, with all emoluments and advantages thereunto belonging, and the privilege of making and carrying out wharves and other improvements, so as not to obstruct or injure the navigation of the river...
Seite 273 - A light-green chloritic rock somewhat schistose. Very soft and easily crushed by the hammer. There are some dark stains between the layers. Under the microscope the rock is seen to be made up of chlorite and actinolite. Cf . 69B. There is much magnetite in crystals, in beautiful cubes and octahedrons. There is a little quartz. The chlorite is green and pleochroic in slightly pleochroic blades with cross gashes. Extinction inclined.
Seite 33 - States, the Governor of this State be, and he is hereby authorized and empowered to appoint a...
Seite 17 - Beginning at the point on the Potomac River where the line between Virginia and West Virginia strikes the said river at low-water mark, and thence following the meanderings of said river by the low-water mark to Smith's Point, at or near the mouth of the Potomac, in the latitude 37° 53' 8
Seite 17 - Survey, we have come as near) to perfect mathematical accuracy as in the nature of things is possible. But in case of any inaccuracy in the described course or length of a line or in the latitude or longitude of a place the natural objects called for must govern.
Seite 18 - Virginia is entitled not only to full dominion over the soil to low-water mark on the south shore of the Potomae, but has a right to such use of the river beyond the line of low-water mark as may be necessary to the full enjoyment of her riparian ownership...
Seite 173 - ... 2.55 The ore minerals have the same appearance in Sample IV as in the others and they are made up either of a spinel molecule in which Cr2O3 has given way almost completely to A12O3 and Fe2O3 or a mixture of a spinel in which Cr2O3 has given way to much A12O3 with considerable magnetite. The percentage of titanium also indicates a higher percentage of ilmenite. In order to get a clearer idea of the nature of the ore particles in these concentrates and particularly in the case of the two samples...