Chapter of Report ... of the State Mineralogist Covering Mining in California and the Activities of the State Mining Bureau, Količina 20State Mining Bureau, 1924 |
Iz vsebine knjige
Zadetki 1–5 od 100
Stran 2
... feet . Just previous to the last fire the south drift on this level was showing a width of 20 feet of quartz , and ore was being developed along the vein in new territory south of the region that had marked the limit of good ore in the ...
... feet . Just previous to the last fire the south drift on this level was showing a width of 20 feet of quartz , and ore was being developed along the vein in new territory south of the region that had marked the limit of good ore in the ...
Stran 3
... feet and has opened a new level at 640 feet , where the ore body was encountered on the south after about 70 feet of drifting . The diffi- culty of sinking and keeping the mill running with a single drum hoist was to be overcome by ...
... feet and has opened a new level at 640 feet , where the ore body was encountered on the south after about 70 feet of drifting . The diffi- culty of sinking and keeping the mill running with a single drum hoist was to be overcome by ...
Stran 4
... feet long and 3 feet deep had been made on a stringer of the ore . This had been only a few inches wide between a mica schist footwall and quartzite hanging wall , and had pinched out , so far as could be seen , both on the dip and ...
... feet long and 3 feet deep had been made on a stringer of the ore . This had been only a few inches wide between a mica schist footwall and quartzite hanging wall , and had pinched out , so far as could be seen , both on the dip and ...
Stran 5
... feet deep near the center of Golden Eagle claim had been cleaned out and deepened 30 feet up to November 3. The vein shows a wide outcrop near the shaft but can not be traced far on the strike . It strikes northeast . At 100 feet depth ...
... feet deep near the center of Golden Eagle claim had been cleaned out and deepened 30 feet up to November 3. The vein shows a wide outcrop near the shaft but can not be traced far on the strike . It strikes northeast . At 100 feet depth ...
Stran 6
... feet deep on 27 ° incline , or 185 feet vertical , with a station at 375 feet . From here an old drift , now partly caved , is said to run about 100 feet southwest . Geo . Condon , superintendent , states that a winze sunk from a short ...
... feet deep on 27 ° incline , or 185 feet vertical , with a station at 375 feet . From here an old drift , now partly caved , is said to run about 100 feet southwest . Geo . Condon , superintendent , states that a winze sunk from a short ...
Druge izdaje - Prikaži vse
Chapter of Report ... of the State Mineralogist Covering Mining ..., Količina 23 Celotni ogled - 1927 |
Chapter of Report ... of the State Mineralogist Covering Mining ..., Količina 24 Celotni ogled - 1928 |
Pogosti izrazi in povedi
14 Torrance acres adit andalusite Angeles County application Bulletin California cent chalcopyrite claimant crosscut discovery Dominguez drilling entry entryman February 25 filed gas lease Geological gold granted homestead Huntington Beach Interior Kern Land Office Leasing Act lessee lessor lode Long Beach Los Angeles County magnesite miles mill Mineralogist Mining Bureau mining claim Mining Company Mountain nonmineral notice oil and gas oil or gas oil shale operations orebody owner Pacific Oil patented permit or lease permittee Petroleum Petroleum Corp Petroleum Midway placer mining preference right production prospecting permit pyrite quartz regulations rental reservation royalty San Francisco Santa Fe Springs Secretary Serial shaft shale Shasta Shasta County silver smelter Standard Oil Co supra surface Survey Surveyor thereof tion Torrance 14 Torrance C. C. M. O. Torrance Standard Oil tunnel U. S. Comp Union Oil Co United vein width withdrawal
Priljubljeni odlomki
Stran 210 - ... upon a failure to comply with these conditions, the claim or mine upon which such failure occurred shall be open to relocation in the same manner as If no location of the same had ever been made...
Stran 390 - If any section, subsection, sentence, clause or phrase of this act is for any reason held to be unconstitutional, such decision shall not affect the validity of the remaining portions of this act. The legislature hereby declares that it would have passed this act, and each section, subsection, sentence, clause, and phrase thereof, irrespective of the fact that any one or more other sections, subsections, sentences, clauses, or phrases be declared unconstitutional.
Stran 253 - Know all men by these presents: That we of as principal, and of and of , as sureties are held and firmly bound to the United States of America in the sum of dollars, lawful money of the United States, to be paid to the said...
Stran 297 - An Act to promote the mining of coal, phosphate, oil, oil shale, gas, and sodium on the public domain
Stran 143 - It is agreed that this lease shall remain in force for a term of years from this date, and as long thereafter as oil or gas, or either of them, is produced from said land by the lessee.
Stran 251 - ... acres of land wherein such deposits belong to the United States and are not within any known geological structure of a producing oil or gas field...
Stran 221 - Act a prospecting permit, which shall give the exclusive right, for a period not exceeding two years, to prospect for oil or gas...
Stran 215 - States of all deposits on account of which the lands were withdrawn, classified, or reported as being valuable, together with the right to prospect for, mine, and remove the same.
Stran 389 - That the Secretary of the Interior is authorized to prescribe necessary and proper rules and regulations and to do any and all things necessary to carry out and accomplish the purposes of this act...
Stran 266 - ... then this obligation to be void and of no effect, otherwise to remain in full force and virtue.