Reports, Volume 2authority of the Legislature of Michigan under the direction of the Board of Geological Survey, 1873 |
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Istilah dan frasa umum
½ inch actinolite altered Amphibole Anthophyllite bands blackish-brown blackish-green brown brownish brownish-gray brownish-red bunches Calcite chiefly Chloritic Gneiss Chloritic Schist cleavage coarse color compact crystalline crystals Dioryte disseminated Dolomite dull Effervesces Epidote facets Feldspar Feldspathic Argillyte fibrous films fine-grained fissures Fracture uneven fresh fracture geodes glistening grains gray grayish grayish-black grayish-green grayish-white Quartz green greenish greenish-black greenish-gray hard Hematite hornblende Huronian Huronian.-Bed inch long inch thick Iron irregular Kaolin lamination Laurentian layers Limonite lustre Magnetite Mica Micaceous Micaceous-Iron mineral minute granules minute scales mottled Number occurs Ochre octahedra Orthoclase parallel particles pieces varied porphyritic Pyrite Pyrolusite Quartz-Schist Quartzose Quartzyte reddish reddish-brown reddish-white Resembles rock Schist schistose schistose structure seams Sect Siliceous Slate slaty slightly smoky Quartz smoky-gray soft sometimes Spec Specific gravity specimen Specular stained Streak grayish-white Streak greenish-white Talc Talcose texture thin tiny tough variety weathered surface Weathers rather evenly Weathers smoothly Weathers unevenly yellowish-brown
Bagian yang populer
Halaman 238 - The ore here exhibits a stratified or laminated structure, and breaks readily into sub-rhomboidal fragments, in such manner as will greatly facilitate the operations of quarrying or mining the ore. This bed of Iron will compare favorably, both for extent and quality, with any known in our country.
Halaman 237 - I shall never forget the excitement of the old gentleman when viewing the changes of the variation — the needle not actually traversing alike in any two places. He kept changing his position to take observations, all the time saying, ' How would they survey this country without my compass ? What could be done here without my compass?
Halaman 264 - The articles of every such association shall be signed by the persons associating in the first instance, and acknowledged before some person authorized by the laws of this State to take acknowledgments of deeds, and shall state : — 1.
Halaman 264 - The name of each stockholder, and the number of shares held by him at the date of such report; and every such report shall be verified, on oath, by the officers signing the same...
Halaman 237 - Boys, look around and see what you can find!' We all left the line, some going to the east, some going to the west, and all of us returned with specimens of iron ore, mostly gathered from out-crops.
Halaman 265 - The amount of the capital stock in every such corporation shall be fixed and limited by the stockholders in their articles of association, and shall, in no case, be less than...
Halaman 264 - ... or if he shall willfully and knowingly swear or affirm falsely, he shall be deemed guilty of perjury, and...
Halaman 238 - The largest extent of iron ore noticed is in township 47, range 26, near the corner of sections 29, 30, 31, and 32. There are here two large beds or hills of ore, made up almost entirely of granulated, magnetic, or specular iron, with small quantities of spathosc and micaceous iron.
Halaman 263 - ... their successors and assigns, shall constitute a body corporate under the name assumed by the company ; also that no two companies shall have the same name.
Halaman 237 - How would they survey this country without my compass" and "What could be done here without my compass." At length the compassman called for us all to "come and see a variation which will beat them all.