Annual Report of the State Mineralogist for the Year Ending ..., Volume 10State Office, 1890 - Geology |
Contents
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Common terms and phrases
acres amount average bedrock bituminous rock Blue clay bored bowlders Cache Creek cañon cent channel CHARACTER OF STRATA chlorite claim coal Cost country rock degrees west deposit depth diabase dike diorite distance ditch drift drill east eight feet in length feet wide feldspar fifty feet five hundred feet flow foot wall formation gold granite gravel hanging wall hills hornblende hundred and fifty inches iron Lake ledge located lode metamorphic metamorphic rocks mill miner's inches mineral Mother Lode mountain northeast northwest Number Pelton wheel places plates porphyry portion pounds quantity quartz railroad ridge River rock sand sandstone schists serpentine shaft shale shoot side six hundred feet sixty feet slate sluices soil southeast stamps stoped strata stratum stream sulphurets sunk surface syenite Thickness of Strata thousand feet three hundred feet timber tons tunnel Valley vein volcanic width Yellow clay
Popular passages
Page 875 - Mining claims upon veins or lodes of quartz or other rock in place bearing gold, silver, cinnabar, lead, tin, copper, or other valuable deposits, heretofore located, shall be governed as to length along the vein or lode by the customs, regulations, and laws in force at the date of their location.
Page 878 - That where a tunnel is run for the development of a vein or lode, or for the discovery of mines, the owners of such tunnel shall have the right of possession of all veins or lodes within three thousand feet from the face of such tunnel on the line thereof, not previously known to exist, discovered in such tunnel, to the same extent as if discovered from the surface ; and locations on the line of such tunnel...
Page 877 - The location must be distinctly marked on the ground so that its boundaries can be readily traced. All records of mining claims hereafter made shall contain the name or names of the locators, the date of the location, and such a description of the claim or claims located by reference to some natural object or permanent monument as will identify the claim.
Page 18 - It shall not be lawful for any corporation, association, owner, or owners of any quartz-mining claims within the State of California, where such corporation, association, owner, or owners employ twelve men daily, to sink down into such mine or mines any perpendicular shaft or Incline beyond a depth from the surface of three hundred feet without providing a second mode of egress from such mine, by shaft or tunnel, to connect with the main shaft at a depth of not less than one hundred feet from the...
Page 880 - ... of the United States not otherwise appropriated or reserved by competent authority, not exceeding one hundred and sixty acres to, such individual person, or three hundred and twenty acres to such association, upon payment to the receiver of not less than . ten dollars per acre for such lands, where the same shall be situated more than fifteen miles from any completed railroad, and not less than twenty dollars per acre for such lands as shall be within fifteen miles of such road.
Page 899 - GEOLOGY is the science which investigates the successive changes that have taken place in the organic and inorganic kingdoms of nature; it inquires into the causes of these changes, and the influence which they have exerted in modifying the surface and external structure of our planet.
Page 876 - ... extended downward vertically, although such veins, lodes, or ledges may so far depart from a perpendicular in their course downward as to extend outside...
Page 18 - When any corporation, association, owner or owners of any quartz mine in this state shall fail to provide for the proper egress, as herein contemplated, and where any accident shall occur, or any miner working therein shall be hurt or injured, and from such injury might have escaped if the...
Page 18 - The owner or agent of every coal mine shall make, or cause to be made, an accurate map or plan of the working of such mine, on a scale of not less than one hundred feet to the inch...
Page 875 - No claim shall extend more than three hundred feet on each side of the middle of the vein at the surface, nor shall any claim be limited by any mining regulation to less than twenty-five feet on each side of the middle of the vein at the surface, except where adverse rights existing on the tenth day of May, eighteen hundred and seventy-two, render such limitation necessary.