 | | Journal (article/letter/editorial) | | AMERICA NOTES ON THE MINERAL LOCALITIES OF RHODE ISLAND PART II. REMAINING COUNTIES Lrovn W. FrsnBn...Labradorite Lignite Magnetite sand Masonite Monazite Oligoclase Olivine Prochlorite Phlogopite Pyroxene Quartz...Staurolite Stilbite Zoisite BRISTOL COUNTY The major portion of Bristol County shows sedimentary rocks consisting...consisting chiefly of the Rhode Island formation of shales, con_ glomerates and sandstones. B. K. Ernerson2has...similar to the Diamond Hill area of Providence County. The Bristol area, in the vicinity of portsmouth |  | | Report (volume) | | COMMERCIAL GRANITES OF NEW ENGLAND BY T. NELSON DALE WASHINGTON GOVERNMENT FEINTING OFFICE 1923 ADDITIONAL...SUPERINTENDENT OF DOCUMENTS GOVEENMENT FEINTING OFFICE WASHINGTON, D. C. AT 50 CENTS A COPY PUECHASEE AGEEES NOT...Maine____________________ Milford, N. H________________________ Westerly and Charlestown, R. I____________ Conclusions...___ Groton____________________________ Oriinge County __________________________ Topsham___________________________..._ Randolph ___________________________ Orleans County- _______________________ Derby Barton _ _________ |  | | Report (volume) | | Geological and Natural History Survey of Connecticut WASHINGTON GOVERNMENT PRINTING OFFICE 1911 CONTENTS....Connecticut granites________ __ _ __ 25 Structure, rock variations, weathering, and discoloration of granitic...______________i________ 39 Snbjoints____________________ ______ 39 Rock variations_____ 39 Dikes (granitic) ____________________________...__________________ Voorhis quarry _________________________ Ritch quarry _____________________ _____...__________ Norwalk ____________________________. __ Hall quarry __________________________ Hartford County____ |  | | Report (volume) | | GEOLOGY OF MASSACHUSETTS AND RHODE ISLAND BY B. K. EMERSON WASHINGTON GOVERNMENT PRINTING OFFICE 1917............................................... Washington gneiss......,- .................................................................... Worcester County, Mass....................................... Westboro...formation......................................... Rhode Island...............................................formation........................................... Rhode Island formation ................................. |  | | Report (issue) | | VARIEGATED MARBLE SOUTHEAST OF CALERA, SHELBY COUNTY, ALABAMA. By CHARLES BUTTS. About 3£ miles a little...actual working of representative samples of the rock. The rock is very fine grained and takes a high polish...portion, the gray layers below. The rock is traversed by many white and bluishgray calcite veins, and here...small quartz grains. The variegation gives to the rock a highly ornamental effect when polished, and it... chocolate, and red colors, alternating with . white, sometimes in distinct bands, in some parts of rather |  | | Book (volume) | | A Location Guide for Rock Hounds in the United States NEBRASKA This rectangular Great Plains state rises...overlooks both Colorado and Wyoming. The subsurface rock strata of the entire state are all undisturbed sedimentaries:...borderland from Sheridan Co. to the Wyoming line is good rock hunting country, especially along the southern slopes...breaks of the White River north of Crawford in Dawes Co. and the rather extensive rock beds east of the... The Sandhills Museum in town is well worth the rock hunter’s visit. Draws, cuts and breaks in the hills |  | | Book (volume) | | Ohio OHIO Only Paleozoic rock formations underlie Ohio’s Pleistocene surface debris and Quaternary soils...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional |  | | Book (volume) | | Ohio OHIO Only Paleozoic rock formations underlie Ohio’s Pleistocene surface debris and Quaternary soils...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional |  | | Report (issue) | | the mirror-image of metamorphic zones in Dutchess County, New York. However, garnet appeared before biotite...with them for more than 11 miles* A sheet of West Rock Diabase at least 18 miles long and as much as 700...schist..............*........7 32 Calc-silicate rock...............*...... 32 Origin.......*.........Anphibolites............................ 41 Calc-silicate rock...................... 43 Impure marble..........Granite Continued Petrography Continued Page IV. Oligoclase granite..................... 79 Porphyritic |  | | Book (edition) | | from the Principal Localities in the Middlesex County Region in Connecticut Unclassified Material Page...Directions to the Mineral Localities in the Middlesex County Region in Connecticut .... Additional Locality...booklet devoted to the mineralogy of the Middlesex County region. Invaluable assistance in preparing the...the same minerals that are found in the igneous rock granite: quartz, feldspar, and mica. However, the...formed deep within the earth from the same igneous rock magma that formed the granites. At about five thousand |  | | Report (issue) | | 4, A1 2 O 3 26.8, Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis:...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses... Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...Philadelphia: Fairmount Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC ...east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating needles |  | | Journal (article/letter/editorial) | | 11, 1922.) INTRODUCTION—PHYSICAL FKATURKS. The Island of Iona, celebrated for its ecclesiastical remains..." or " I " (the Island), and has been termed also " Innis-nan-Druidneach " (the Island of the Druids)...Druids), "I-Colm-Kill" (the Island of Colum of the Cell). The term "Iona" (or "Ioua") was used by ADAMNAN in...probable derivation is from the Irish " I-thon " (the Island of Waves).* Situated off the north-west of the...a breadth of less than a mile at the ferry, the island trends from south-west to north-east and, including |  | | Report (volume) | | PRINTING OFFICE WASHINGTON : 1937 For sale by the Superintendent of Documents, Washington, D. C. ------...____-________-____-____---_-___--_____--_._________ Washington __________________________________________________...CONTENTS Analyses of clays, soils, etc. Continued. Washington ____________________________________________i_____...___________________________________________________ Washington __________________________________________________...them without a great expenditure of time. Here the rock analyses are tabulated by locality and the minerals |  | | Report (volume) | | non-beryl-bearing pegmatites and to type of wall rock. More than 330 concordant and discordant pegmatites...units, or zones, parallel to the pegmatite wall-rock contact have been noted in an individual pegmatite...operation for beryl alone have been discovered, but rock containing 0.1 percent beryl or more is available... quartz, and mica of the rock. The average beryl content of pegmatite rock in the Middletown area is...cities of Middletown and Portland in Middlesex County; the Glastonbury quadrangle, north of the Middle |  | | Book (volume) | | A Location Guide for Rock Hounds in the United States SOUTH DAKOTA This northwestern Great Plains state...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...438 A Location Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1 |  | | Book (volume) | | publisher. Cover photograph: Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen), Harvard Mineralogical...extends from outline works such as Minerals of Washington (Cannon, 1975), Monteregian Treasures (Mandarino...greater variety of minerals are found in Oxford County, alone, than anywhere else on Earth of comparable...than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has...clear to slightly blue topazes. However, San Diego County, California, is arguably the most important gem-pegmatite |  | | Journal (article/letter/editorial) | | left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo. Figure...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo....Smith County. Terry Huizing specimen and photo. Figure 4 (right). Cumberland mine, Smith County. Travis...earths to make saltpeter, at Nicojack Cave in Marion County, then nitromagnesite at the same location (Shepard...Sevier County (Coskren and Lauf 2000). The following index is arranged alphabetically by county. It is |  | | Book | | unfamiliar with the language of petrology. Recent igneous rock definitions published by the International Union...color and fortyeight in black and white, illustrate selected rock types. A general bibliography is also...Minerals Differ / Major Rock Classes / 2 Rock Nomenclature / 3 Derivation of Rock Names / 4 Bibliography...terms to form a truly comprehensive vocabulary of rock names. In addition to a concise definition for each... He has written it for lay persons, for amateur rock collectors, and for students and professionals in |  | | Book | | REPORT OF PROGRESS c^ TTTE GEOLOGY PHILADELPHIA COUNTY AND OF THE SOUTHERN PARTS OF MONTGOMERY AND By...the office of tlie Librarian of Congress, at Washington, D. C. \ *(o C.U Electrotyped and printed...regions : 1881. address Pleasantville, Venango county, Pa. Sutton VVall, to report on the coal and...and Fulton counties address Uniontown, Fayette county. Pa. W. G. Platt, geologist for Centre and Clearfield...address 907 Walnut street, Philadelphia. I. C. White, geologist for Pike and Monroe; address Morgantown |  | | Report (issue) | | Geology of Central Dickinson County Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation...Conservation PAPER 310 Geology of Central Dickinson County Michigan By H. L. JAMES, L. D. CLARK, C. A. LAMEY...Conservation UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1961 UNITED STATES DEPARTMENT OF THE INTERIOR...of Documents, U.S. Government Printing Office Washington 25, D.C. CONTENTS Abstract._ _____________...iron ore in the areas east of central Dickinson County.. ________________ Other materials of economic |  | | Report (volume) | | PRINTING OFFICE WASHINGTON : 1941 For gale by the Superintendent of Documents, Washington, D. C. .......gneisses and schists._______________________ Washington mine_____--_--__------___--___________ Durham...injection of dark schist by 12 granitic material, Washington mine, near Oxford, N. J..__- 52 CONTENTS ...of Losee gneiss near Mountainville, Tewkesbury County, N. J.; B, Photomicrograph of Byram gneiss, road...north of Williams mine, Vernon Township, Sussex County, N. J_______---_-_____------______._ 53 4. Sections |  | | Report (volume) | | GEOLOGICAL SURVEY BULLETIN 1183 Relation of rock units in the geologic belts of the Piedmont and...Carolina UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1965 UNITED STATES DEPARTMENT OF THE INTERIOR...of Documents, U.S. Government Printing Office Washington, D.C., 20402 CONTENTS Page Abstract______...metamorphism__ _ __ _____________ _____ _ Description of rock units___________________________________________...rocks________________________________________ Oligoclase tonalite_ ____ __ ____ ____ ________ ____ ___ |  | | Book | | examined almost every outcrop of igneous and fragmental rock in the area. He had quite finished the field-work...y Pandy Ash " of Messrs. Groom and Lake) in a westerly direction. The Llangymiog district is particularly...define the nature and geographical position of such rock-groups, and the relation they bear to the general...the existence of parallel ribs of hard igneous rock which strengthen the structure from end to end,...I have not found, in the vicinity of Llangynnog, rock so nearly approaching in character those of the |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Easy-to-understand instructions for recognizing rock formations; glossary. How to identify gem minerals...is a precise explanation of h< to recognize the rock formation* which gems occur. The tabular Gem ... contents fun to hunt for gems 1. It's 2. How 3. Rock formations 4. How 5. Characteristics of important...that comes from opening a nodule or a pocket in rock and being the first to see a sparkling crystal fresh |  | | Report (volume) | | COMPILED BY SAMUEL SANFORD AND RALPH W. STONE WASHINGTON GOVERNMENT PRINTING OFFICE 1914 USEFUL MINERALS...about 1,250,000 barrels. The production of natural rock cement was five tunes the combined production and...than 80,000,000 barrels. The production of natural rock cement and the imports of foreign cement are so...Hice, Beaver. Prof. Florence Bascom, Bryn Mawr. Rhode Island.... .Prof. Charles W. Brown, Providence. South...STATES. Tennessee........Mr. George H. Ashley, Washington, D. C. Texas............Dr. William B. Phillips |
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