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| assemblages; detrital in placers. Association: Andesine, oligoclase, nepheline, scapolite (syenites);...xenoliths). Distribution: Numerous localities. In the USA, from Chester, Hampden Co., Massachusetts; the Cortland...crystals from Hogback Mountain, Jackson Co., and Buck Creek, Clay Co., North Carolina; and from the Laurel...Laurel Creek mine, Rabun Co., Georgia. At Bancroft and Haliburton, Ontario, Canada. On Naxos and Samos... 25 km southwest of Utica, Fergus Co., Montana, USA. Name: Probably from the Sanskrit kurivinda, for |
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| Occurrence in Carroll County, Georgia" (November/December 1988). Banks County 184 ROCKS & MINERALS...Bentley provided many of the photographs. Baldwin County Milledgeville district—between the State Sanitarium...pit—east of S.R. 243 near the Baldwin-Wilkerson County line: kaolinite (Martin and Stafford, 1972). Cheatham...property—Route 3, Commerce, 4.8 km from the Jackson County line, 8 km east of Commerce on S.R. 59, and...Calgary] at 09:55 07 August 2017 Barrow County Arnold mine—1.6 km northeast of Statham, near the head |
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| Geology of Southwestern North Park and Vicinity Colorado GEOLOGICAL SURVEY BULLETIN 1257 Geology... Geology of Southwestern North Park and Vicinity/ Colorado By WILLIAM J. HAIL, JR. GEOLOGICAL SURVEY BULLETIN...the areal geology of parts of the North and Middle Park basins, Jackson and Grand Counties, Colorado RECEIVED...__. Page 8 51 54 56 GEOLOGY OF SOUTHWESTERN NORTH PARK AND VICINITY, COLORADO By WILLIAM J. HAIL,...southwestern North Park and northwestern Middle Park, Jackson and Grand Counties, Colo. North and Middle |
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| locality is in the Rabbit Basin of southeastern lake County, and the "sunstones" occur as phenocrysts (large......._ _ Figure 1. Index map of a part of Lake County, Oregon, showing routes to the sunstone loca lity...the Rabbit Basin in Warner Valley, about 25 miles north of Plush (Figure 1). The area is in the northwestern...State Highway 140 north and east for 20 miles, then proceeding north on a paved county road to Plush. From...via the Hogback Road, which leaves U.S. Highway 395 near the Hogback Summit about 50 miles north of lakeview |
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| NORTH CAROLINA DEPARTMENT OF CONSERVATION WILLIAM DIVISION JASPER P. OF L. SAUNDERS, MINERAL...RESOURCES GEOLOGIST Circular 16 LOCALITIES NORTH OF CAROLINA BY JAMES F. CONLEY Doc NC DENR LIBRARY...... ACKNOWLEDGEMENTS MINERAL COLLECTING IN NORTH CAROLINA , . . . . # . WHERE TO COLLECT f ... f ......THE MINERAL LOCALITIES OF NORTH CAROLINA BY COUNTIES . . ALAMANCE COUNTY 5 5 Pyrophyllite ......... f .......... 5 ALEXANDER COUNTY ................. 7 Emerald, Hiddenite and Associated Minerals |
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| sodium chloride water in the Soda Lakes-Upsal Hogback Abstract 1 area. Dissolved solids and chloride...of a site consists of: (1) the township number north of the base line; (2) the range east of the meridian;...of the 120° NW 1/4 of section 21, township 19 north, range 28 east. Township and range numbers are shown...Management Area Boundary A Soda Lakes and Upsal Hogback wells + 45 ^® ----Still waer - &^.' Marsh" T.20...notably at Soda Lakes, Rattlesnake Hill, and Upsal Hogback. The Carson Desert is surrounded by mountains composed |
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| AND CLAY MINERALOGY OF THE CHIEFTAIN MINE, DINOSAUR RIDGE, PATCH MINE, AND OTHER LOCALITIES ALONG THE FRONT.............................................. 11 North and South Table Mountain ........................................................... 18 Chieftain mine .......................................................... 49 Patch mine.................................................... 52 Mine workings and geology................. 67 Nederland; mining in Boulder County .............................. 67 Boulder Canyon |
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| 500-mile-long state situated mainly between 35° and 36.6° North latitude and bounded on the west by the Mississippi...(top left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo...(left). Fluorite, 2.5 cm on edge, Elmwood mine, Carthage, Smith County. Terry Huizing specimen and photo. Figure...Figure 4 (right). Cumberland mine, Smith County. Travis Paris photo (2004). Figure 5 (far right page) |
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| Douglas County except for a small area northwest of the South Platte River that is in Jefferson County. The...Routes 67 from the south and 75 and 221 from the north. County and U.S. Forest Service roads, logging roads...part of the area, and a guided missile plant is north of l{assler. One of the Denver water-supply filtration...two eolian deposits, deposits of bog trending hogback ridges that dip sharply away from the clay, and...persistent layers in an area a;bout 1f2 to 1 mile north of the Indian Creek ranger station, in the southwest |
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| and Mesozoic rocks form The Flatirons and the hogback ridges to the east. The eastern part of the quadrangle...faulting so that the sedimentary rocks now strike north or northwest and in general dip 40°-60° E. Locally...Springs quadrangle is one of a series that lie in a north-south line along the mountain front west of Denver;...plagioclase is oligoclase in the biotitic rocks and andesine in the hornblendic rocks. Microcline is absent...bodies lie within these igneous rocks west and north of the main synclinal body. Folia- GEOLOGY OF |
 | Sheridan, Douglas M., Maxwell, Charles Henry, Albee, Arden Leroy, Van Horn, Richard (1967) Geology and uranium deposits of the Ralston Buttes district, Jefferson County, Colorado, with sections on Paleozoic and younger sedimentary rocks. Professional Paper 520. US Geological Survey doi:10.3133/pp520 | Report (issue) |
| Deposits of the Ralston Buttes District Jefferson County, Colorado By DOUGLAS M. SHERIDAN, CHARLES H. MAXWELL...___ ·1ienamine________________________________ North Star mine_____ ___ ___ __ ____________ ___ Schwartzwalder...Schwartzwalder mine area. 3. Upper level and connecting workings, Schwartzwalder mine. 4. 1iinnesota...Schwartzwalder mine. 5. Charlie level, S~hwartzwalder mine. 6. Ascension mine area. 7. Ascension mine. 8. Aubrey...Aubrey Ladwig mine area. Page 1. Index map showing location of the Ralston Buttes district___________ |
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| North Carolina State Library Gift of "JYortk (^arolinti ^Ihranj 0 Digitized by the Internet Archive...in 2019 with funding from State Library of North Carolina https://archive.org/details/corundumperidoti01prat...OF WESTERN NORTH CAROLINA BY JOSEPH HYDE PRATT and JOSEPH VOLNEY LEWIS North Carolina State Library...Library Raleigh NORTH CAROLINA GEOLOGICAL SURVEY J. A. HOLMES, STATE GEOLOGIST VOLUME I CORUNDUM AND...WESTERN NORTH CAROLINA BY JOSEPH HYDE PRATT AND JOSEPH VOLNEY LEWIS RALEIGH NORTH CAROLINA 1905 |
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| Valley_____________________ Faults in the Quinto mine district_______________________ Faults in the Gran...limestone in the Habana(?) formation ______________ _ Hogback at west end of monocline of the Boniato Piedmont_...Mayari Valley. The chief structural provinces from north to south are the broadly anticlinal Nipe-Cristal...Cauto-Guantanamo Lowlands, and the complexly homoclinal, north-dipping Sierra Maestra Highlands. The few major...southern edge of the Cauto-Guantanamo Lowlands north of the known large low-grade ore bodies. INTRODUCTION |
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| an old valley, are late Tertiary lavas. At the north end of these flows and related to them are two volcanic...9600 feet at the top of Yarmony Mountain 3J miles north of State Bridge, a difference in altitude of 3000...the McCoy area north of McCoy. They state that the formation thins out and disappears north and east beyond...They are exposed in the extreme north, along the crests of Egeria Hogback and Copper Cuesta, and on the... The lower part of the back slopes of Egeria Hogback and Copper Cuesta are composed of a bluish-gray |
 | Stark, J. T., Johnson, J. H., Behre, C. H. Jr., Powers, W. E., Howland, A. L., Gould, Don B. (1949, January) Geology and Origin of South Park, Colorado. GSA Memoir 33. Geological Society of America doi:10.1130/mem33 | Report (issue) |
| of Denver. The Park is about 50 miles long from north to south and 35 miles wide, measured from the encircling...the north and northwest exceed 14,000 feet. Although mountains border the Park on the west, north, and...Range and the Continental Divide northwest and north of South Park contain some of the highest peaks... COLORADO 6 The Mosquito Range separates the north west part of South Park from the Arkansas River...Soutb Park. Buffalo Peaks is a great cirque facing north. Northward the Mosquito Range is 1narked by some |
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| ........................................ Clark County.............................................................. Lincoln mine........................................ Bennett mine.........................prospects...................................... Elko County.................................................. CONTENTS. 5 Deposits and mines Continued. Elko County Continued. Mud Springs district Continued. Page..... 73 Copper Queen mine.................................. 74 Fourth of July mine.................... |
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| of an area of about 150 square miles, extending north and northeast from the town of Mapimi, in northÂ...opportunity to correlate part of the igneous geology of north-central Mexico with the stratigraphic and structural...included in Plate 5 is part of a large valley province north of the Sierra de Mapimi. The most prominent hills...Mexico the Cerros de Towaso. A group of hogbacks north of La Marita form another conspicuous topographic...that constitute most of the mountain ranges of north-central Mexico. The formation is Lower and Middle |
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| Geology of Northwestern North Park, Colorado By WILLIAM J. HAIL, JR. GEOLOGICAL SURVEY BULLETIN 11...stratigraphy and areal geology of part of the North Park basin Jackson County, Colorado UNITED STATES GOVERNMENT...Hail, William James, 1922Geology of northwestern North Park, Colorado. Washington, U.S. Govt. Print. Off...Geology Colorado Jackson Co. 2. Borings Colorado Jackson Co. I. Title. II. Title: North Park, Colorado...Series.__.________.__-__--------___-----__._.__-__ North Park Formation.____-__---_--___-.-__--__.__.__. |
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| Silurian stratigraphy of northeastern Aroostook County, Maine 1 . David C. Roy and Ely Mencher Discussion:...Silurian stratigraphy of northeastern Aroostook County, Maine... Louis Pavlides Lower Devonian Seboomook...stratigraphy in south-central Massachusetts and north-central Connecticut . Robert W. Schnabel Pre-Devonian...and Robert E. Zartrnan Taconic “room problem,’’ North Adams gap, and time of formation of basement-related...Appalachian geosyncline and on each of the major north- and northeast-trending structural units in it. |
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| the Alvord Mountain quadrangle, San Bernardino County, California, by F. M. Byers, Jr_______________________________...of the Alvord Mountain Quadrangle San Bernardino County California >By F. M. BYERS, JR. GEOLOGIC INVESTIGATIONS...---_-_______-_____-_-_________-_______-_-__ Alvord mine---__-_---_----_------_-_-_-____----------_-_Other...THE ALVORD MOUNTAIN QUADRANGLE, SAN BERNARDINO COUNTY, CALIFORNIA By F. M. BYERS, JR. ABSTRACT The rocks...metamorphic rocks have a trend slightly west of north similar to that of fold axes in the northern part |
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| .'.' .., Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie RUTILE GUMMITE...Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North CarOlina Department of Natural Resources and Community...for the general welfare of the citizens of North Carolina. The Section conducts a number of basic and...Geological Survey Section, P. O. Box 27687, Raleigh, North Carolina 27611. Eldon P. Allen, Chief Geologist FRONT |
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| Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North Carolina Department of Natural Resources and Community...Geological Survey Section, P. O. Box 27687, Raleigh, North Carolina 27611. Eldon P. Allen, Chief Geologist i ...FRONT COVER PHOTO Twinned emerald crystal from North Carolina, photo from Smithsonian Institution (slide...viable mineral collecting sites through out North Carolina. Some sites are commercially operated during |
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| DIBECTOR' 596 GEOLOGY AND COAL RESOURCES OP NORTH PARK, COLORADO BY A. L. BEEKLY WASHINGTON GOVERNMENT..._ Tertiary system___________:_________________ North Park formation_______________________ Designati...Medicine Bow uplifts_________ 82 Divide between North and Middle parks________ 83 Independence Mountain...fault___._______________________ 88 Fault near north end of McCallum anticline___ _ Miscellaneous small...____ Location and origin__________________ ___ North Park syncline_______________________ 88 89 89 89 |
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| U.S. Geological Survey published Bulletin 191, North American Geologic Formation Names, by F.B. Weeks...chronologically, is as follows: Weeks, F.B., 1902, North American geologic formation names: Bibliography... W.J., and Kopf, R.W., 1957, Geologic names of North America introduced in 1936-1955: U.S. Geological...Hansen, B.E., 1959, Index to the geologic names of North America: U.S. Geological Survey Bulletin 1056-B...Commission on Stratigraphic Nomenclature, now called the North American Commission on Stratigraphic Nomenclature |
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| investigation. It has already proven of value in Fannin County and will, it is anticipated, prove equally useful...complicated geologic history and mineral deposits of north-central Georgia. Very respectfully yours, GARLAND...mainly in Fannin County, Georgia, but includes part of Cherokee County, North Carolina, and part of the...An anticlinorium of comparable size lies to the north west. The main folds in the Copperhill area are...Axial plane flow cleavage is well developed to the north west, weak toward the southeast; bedding-plane foliation |
