 | | Journal (article/letter/editorial) |
| quarries located in the First Watchung Mountain: Upper and Lower New Street quar ries, Paterson; Warren...Brothers quarry, Prospect Park; McDowell's quarry, Upper Montclair; and the Francisco Brothers quarry, Great...Mountain traprock (basalt) quarries in New Jersey. Upper and Lower New Street quarries are located in Paterson;...Park quarry in Prospect Park; McDowell's quarry in Upper Montclair; and the Francisco Brothers quarry in...Railroad cut (1880s), Mt. Pleasant; 2) Bergen Archways (1906-1910) and Erie Railroad tunnel (1857-1860), Jersey |
 | | Journal (article/letter/editorial) |
| Rock formations appearing at the surface in the district are of Ordovician and Silurian age, and are classified...follows: Name of Formation Kind of Rock Dolomite Shale Dolomite Limestone Niagara Maquoketa Galena Platteville...valley of Galena River in the northern part of the district. The strata have a general dip to the southwest...and ridges above it, and by dolomite many sharp valleys below it. For district. convenience this may be... The upper dissected plain and uppermost lies everywhere on the Niagara dashes. other dolomite, and the |
 | | Report (issue) |
| CHARLES D. WALCOTT, DIRECTOR GEOLOGY ASPEN MINING DISTRICT, COLORADO WITH ATLAS JOSIAH EDWARD SFURR SAMUEL...formations 9 13 22 Leadville limestone 22 The dolomite The blue limestone 22 28 ..... Weber formation...structure 130 131 Description of sections Aspen district 127 128 Faulting Resume 120 125 Description...of sections.. Resume of structure in the Aspen district 137 CHAPTER III. 143 Description of mines...Mollie Gibson and Smuggler geology.. Cowenhoven tunnel DellaS. mine ... Bushwhacker mine Park- Regent |
 | | Report (issue) |
| 77 GEOLOGY AND ORE DEPOSITS OF THE PARK CITY DISTRICT, UTAH BY JOHN J\IIASON BOUTWELL WITH CO)l"TRIB"CTIO)JS......................... . History of Park City district ................. , .................................. . Descriptive geology of the Park City district ................................................ CONTENTS. Descriptive geology of the Park City district-Continued. Page. Sedimentary rocks-Continued.... CONTENTS. 5 Descriptive geology of the Park City district-Continued. Page. · Metamorphism........ . . . |
 | | Report (issue) |
| GEOLOGY AND ORE DEPOSITS OF THE OCEUR D'ALENE DISTRICT, IDAHO BY RANSO~IE FREDERICK LESLIE AND FRANK.... ..... . . 65 Structural subdivisions of the district. . ................................•.. .. ......-Structure-Continued. Structural subdivisions of the district-Continued. Page. Southeastern area ... _. ___......... ... ................ -.-........... 95 Dolomite .. __ .................. ...... ........ _. ____.............................. 135 Future of the district. ........ _..... . _. _._ ... _._._ ......... |
 | | Book |
| library book that was digitized by Google as part of an ongoing effort to preserve the information in books...‘ WV‘ ‘4. Vila \ I» \‘W ,, V!@ . kS'r' (an J v .8" 7‘ 7‘: V'\v DEPARTMENT OF THE INTERIOR—U....................................... -. Great Western blankets . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . _ . _ . Future of the district . _ . . . . . . . . _ . . . . . . . . . . . ....Hill and Dolores Mountain—Continued. Lexington tunnel .............................................. |
 | | Report (issue) |
| - - - - - - - - - - - - - - - - - - - - - - - Western phosphate reserve ___________ - - - - -- ----Purpose...- - - - - - - - - - - - - - - - - - -Record of western Wyoming __ - ____________ _ Record of southeastern...quartzite ______________________ _ Fish Haven dolomite ______________________ _ Silurian system __________________...__________________ ~ ____________ _ Laketown dolomite ___________________ '____ _ Devonian system ______...surveys ______________________ _ 81 Park City district, Utah ________________ ' 81 Southwestern Wyoming |
 | | Report (volume) |
| minerals are oxidized to shallow depths, and the upper parts of many veins have been secondarily enriched...districts and copper sulfldes in the Antamina-Contonga district contain large reserves of possibly minable material...world, comprising thousands of ore deposits, covers an area including Peru, Bolivia, and northern Chile...the southeastern part of Ancash (fig. 1). One district in Huanuco lies along the southeast border of...Rio Pativilca, or as it is known locally in its upper reaches, the Rio Chiquian; this drainage system |
 | | Report (Issue volume) |
| the area. This type of mineralisation represents an important regional exploration target. The Wandsworth...Downfall tin field. A network of watercourses draining an area of outcropping lode tin-tungsten mineralisation.............................................. 29 Upper Clarence-Moreton stratigraphy ................................ 126 Bucklands reef (Heinricks reef, Mt Agnes gold mine)(PG0035) .................................................................... 127 UPPER TOOLOOM........................................ |
 | | Report (issue) |
| PREFACE TH1s MEMOIR describes the geology of the district which is depicted on the Canterbury (289), Folkestone...by the Dover A (306) Sheet. As well as providing an explana tion of the geological maps, the memoir...investigation of landslips near Folkestone. The district was originally surveyed on Old Series One-inch...Edmunds,. under the supervision of the last-named as District Geologist .. This memoir has been written by Messrs...Mr. J. Dangerfield. Mr. G. P. Jones has provided an account of the water supply of the area and electrical |
 | | Report (Issue volume) |
| library book that was digitized by Google as part of an ongoing effort to preserve the information in books... not of the schists of the Mona Complex , but of an inclined outlier of ancient stratified rocks that...in the first type are often .. a quarter to half an inch and at one place nine inches in diameter : and...strike, therefore , is almost directly at the western margin of the outlier (as well as at the strike...southern end would bend round and continue along the western margin, which it does not do. It results that the |
 | | Report (Issue volume) |
| fragments in the first type are often a quarter to half an inch and at one place nine inches in diameter : and...strike, therefore, is almost directly at the . western margin of the outlier (as well as at the strike...not of the schists ·of the Mona Co1nplex1 but of an inclined outlier of ancient stratified rocks that...fragments in the first type are often a quarter to half an inch and at one place nine inches in diameter : and...strike, therefore, ii; almost directly nt the western 1na.rgin of the outlier (as well as at the strike |
