 | | Journal (article/letter/editorial) | | PETROGRAPHICAL COUNTY, PROVINCE MASS. I. OF ESSEX THE area of igneous rocks in Eastern Massachusetts, especially...especially in Essex county, has been, as the late Geo. H. Williams said, " more discussed than any other...pages are written. I have visited the region of Essex county several times and collected a large number of...of its chief features. The igneous rocks of Essex county extend along the coast from Lynn to the New...Basin, but this paper does not include them. In Essex county they form a long ridge "extending in a northeasterly |  | | Report (volume) | | 704 GEOLOGY OF THE IGNEOUS ROCKS OF ESSEX COUNTY, MASSACHUSETTS BY CHARLES H. CLAPP WASHINGTON GOVERNMENT....... 9 9 9 10 11 11 11 15 j ( Geology of Essex County.................................................. 26; . . 3 4 CONTENTS. Geology of Essex County Continued. Igneous rocks Continued. Subjacent...reconnaissance map and structure section of Essex County, Mass.........................................map and structure section of southern part of Essex County, and adjoining parts of Suffolk and Middlesex |  | | Report (volume) | | Geology of Selected Quadrangles In Massachusetts GEOLOGICAL SURVEY This volume was printed as separate...quadrangle, Worcester and Franklin Counties, Massachusetts, by Donald F. Eschman. (D) Geology of the Taunton...quadrangle, Bristol and Plymouth Counties, Massachusetts, by Joseph H. Hartshorn. o ; Bedrock Geology...Vicinity Massachusetts > w By PRIESTLEY TOULMIN 3d GEOLOGY OF SELECTED QUADRANGLES IN MASSACHUSETTS ~s -GEOLOGICAL...1163-A Prepared in cooperation with the i Massachusetts Department of Public Works « UNITED STATES |  | | Report (volume) | | OTIS SMITH, Director Bulletin 597 GEOLOGY OF MASSACHUSETTS AND RHODE ISLAND BY B. K. EMERSON WASHINGTON....................................... Worcester County, Mass....................................... Westboro...member........................... Northeastern Massachusetts..................................... General..................................... Western Massachusetts...............................................district............................. Eastern Massachusetts............................................ |  | | Report (volume) | | See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby...Shelby County, near Whiting Station and Calera; Talladega County, in several places. Bauxite. Cherokee |  | | Journal (article/letter/editorial) | | vol. xlix, p. 227, 1913. VII. Paisanite. Magnolia, Essex Co., Mass. H. S. Washington, analyst. Journ...(cloudy), with a characteristic group of segjrine augite bordered with hastingsite and sphene. F I G . 3...nepheline in a dark groundmass which includes tegirine augite and a yellow-brown isotropic base. Ordinary light |  | | Journal (article/letter/editorial) | | National Monument, Ricon Mountains, Tucson, Pima County, Arizona."—on label. Sand from most S. W . point..., N. Y. In the extreme N. W. corner of Monroe County, N. Y., is Hamlin Beach State Park on Lake Ontario...Lake Ontario is Selkirk, a little town in Oswego County, N. Y. We have a sand sample from there that was...Stone Point, Texas Stone Point is in Van Zandt County, Texas. From this locality we have a sand sample...Wendover, Utah Wendover, a small settlement in Tooele County, Utah, is on the Nevada border. From this area |  | | Report (issue) | | 062 .07~ . 085 .080 . 079 Blowing Rock, Watauga County, N.C. Fichtelgebirge, Bavarht .............. Crystal......... Montgomery County, N.C ............ Granitite ............. Eldorado County, C11l .................... ~....... Rhyolite .............. Plumas County, Cal .................. (73. 0) Pitchstone ...... Monte 1\Ienone ....................... Plumas County, Cal .................. ll!adison Plateau, Yellowstone................. : Rhyolite.............. Tehama County, Cal................. Granite ............... Riesengebirge |  | | Report (volume) | | northeastern part of Plumas County and the adjacent portion of Lassen County, comprising about 750 square...is due more to the general rise of the adjoining county toward Lassen Peak, as shown by the drainage lines...gentle summit slopes continue northwest into Lassen County beyond the limit of the escarpment, where the great...part of the Diamond Mountain block within Plumas County is drained by Indian Creek, whose branches from...Creek, inclusive, head along the crest forming the county line,, while Squaw Creek drains Red Clover Valley |  | | Journal (article/letter/editorial) | | Atrypa 212 Attard , Malta 330 Aturia aturi 334, 346 Augite 390 Auk field 366 Austrirhynchia 142 A ustrotrillina...periglac ial phenomena In the upper Cam Valley, North Essex 285-306 Balance sheet 115 Balanophy//ia 334, 346...31, 37 Barnbridge, Sussex 438 Barnwell Stalion, Essex 286 Barton 273 - Beds 273, 274, 275, 279, 280, 282...212 Bolt Tail, Devon 27, 28, 37 Bonhunt Water, Essex 301-3 - -, pollen stratigraphy of 303 Boreal Period...Terrace deposits at West Thurrock, near Grays, Essex 83-92 Cauldwell Hall. Suffolk 411 Cavolina 331. |  | | Journal (article/letter/editorial) | | serpentine in thin streaks and patches, but also much augite, the feldspar being mostly decomposed. Most of...main variation being a complete replacement of the augite by green fibrous hornblende in certain considerable...holocrystalline, ophitic in structure, composed of augite, plagioclase and ilmenite, with uralite and chlorite...cleavage, and are colorless in thin section. The augite is frequently twinned, sometimes more than once...were continuous. The interference colors of the augite are usually bright blue to green. Clear, doubly |  | | Journal (article/letter/editorial) | | ordinary aluminous augite, and that all the magnesia of the rock is in the augite, a calculation shows...shows that the rock contained about 8o per cent. of augite, so that in this specimen the feldspar must have...composition of a holocrystalline basalt in which the augite shows an idiomorphic tendency, as it often does...CALIFORNIA 485 rock is composed of 75 per cent. of augite and secondary material, probably leucoxene, with...conglomerates were observed at Knoxville, in Napa county. When making a geological map of the Knoxville |  | | Book (edition) | | Hornblendic or not 478 d. Leucite Rocks, with or without Augite 479 e. Soda-Lime-Feldspar and Mica Series 480 /...near Clear Lake, in California; Inferno, Humboldt County, and Rabbit Hole Mines, Nevada; near Evanston,...Boulder Co., Colorado, at the Red Cloud Mine; in Magnolia District at the Keystone, Dun River, and other...Y.; Greenville, N. C.; near Attleboro, in Bucks County, Pa.; Wake, N. C. ; on Tyger River, and at Spartanburg...the eastward of Halifax; GOLD. 125 in Beauce County, Canada; also, north of Lake Superior; and in the |  | | Report (issue) | | Spokane, is given by Collier, 3 and for Stevens County by Weaver. 4 LATAH FORMATION GENERAL . FEATURES...Weaver, C . E., The mineral resources of Stevens County, Wash.: Washington Ueol. Survey Bull. 20, 1920...of Fivemile Prairie, and in the cuts of the new county road on the north slope_of the same "prairie,"...that all contain a moderate amount of olivine. The augite forms interstitial granules or larger individuals...constituents in all are of course plagioclase and augite; a position corresponding to the Yakima basalt |  | | Report (issue) | | _____________________ _ Copper deposits in Jefferson County __ _ F. M.D. property _____________ _ Malachite...________________________ _ Cherry Creek and Douglas County placers _________________________ _ Mining districts...Freeland vein system _______________ _ North Gilpin County district ____________ _ Ore deposits _______________________..._ Ruby mine ________________________ _ Boulder County tungsten district ________ _ Location and history...11 mines_ Other mines _______________________ _ Magnolia district _________·_____________ _ Location and |  | | Report (volume) | | trachytic texture. Labradorite (about An 53-62) 2 and augite are present as phenocrysts and in the groundmass...generally plagioclase is nearly twice as abundant as augite. Many of the labradorite phenocrysts, which are...after olivine, saussuritized plagioclase (pi), and augite (au) in a groundmass of dark glass and iron ore...are embedded in small fragments of scoria. Some augite is usually present, and one thin section contains...plagioclase 15 by 30 mm and nearly euhedral crystals of augite. The rock also contains about 15 percent of angular |  | | Report (volume) | | .......................................... Massachusetts...............:...............................See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.;...; Jefferson County, at Ely ton; Lee County, at Chewacla lime works"; St. Clair County, at Greensport; |  | | Report (volume) | | .......................................... Massachusetts. ...............................................................-.-..------------- 126 Massachusetts................................................................................... 302 Massachusetts..... .........................................Alabama, McCalley, 3819. Iron ore mines in Jefferson County, Castlcnian, 777. Leaf impressions in the Eocene...French River sheet, Bell, 406. Geology of Kings County, N. S., Coldwell, 1024. Geology of Laurentian area |  | | Report (volume) | | recently found in the Tenmile district, Summit County. In his booklet, which today would be classed as...feldspar, and mica, occur in some form in every county in the State. Among mineralogists, Colorado is...mineral belt that extends southwestward from Boulder County to the southern limits of the San Juan Mountains... lefferson County, the contact-metamorphic minerals of Italian Mountain, Gunnison County and elsewhere...minerals in the alkalic rocks of Iron Hill, Gunnison County. Colorado pegmatite bodies, considered as a unit |  | | Journal (article/letter/editorial) | | alkaline-related gold deposits in the southern Rocky Mountains, USA: in¯uence of regional tectonics Received: 5 January...Geological Survey, Mail Stop 964, Denver, CO 80225, USA E-mail: kdkelley@usgs.gov S. Ludington US Geological...901, 345 Middle®eld Road, Menlo Park, CA 94025, USA magmas may have resulted in more productive gold...mineral belt (La Plata, Central City, and Boulder County areas), and in isolated complexes such as Cripple...Placers, and New Placers districts, (3) the Lincoln County porphyry belt in the eastcentral part of the state |  | | Report (volume) | | and silver have been produced in the past in the Magnolia area, but only in small amounts since 1942 There...Wells. J. W. Adams did preliminary work in the Magnolia area in 1957; in 1959 John J. Halbert assisted...N. 65° W. of Quartz railroad siding. 37. From Magnolia, 1,800 ft south and 1,500 ft east of quadrangle...boundaries. 38. Cataclastically deformed; from near Magnolia, 1,700 ft south and 3,500 ft east of the quadrangle...Peak, NWH sec. 13, T. 1 S., R. 71 W. 40. From Magnolia area, 300 ft south and 1,100 ft east of quadrangle |  | Mendenhall, Walter C., Pardee, J.T., Bryan, Kirk, Knowlton, Frank Hall, Gidley, James Williams, Berry, Edward Wilber, Bradley, Wilmot H., Cooke, C. Wythe (1926) Shorter contributions to general geology, 1925. Professional Paper 140. US Geological Survey doi:10.3133/pp140 | Report (issue) | | the Green River formation in northern Sweetwater County, Wyo., by W. H. Bradley (published Feb. 13, 1926)...LVIII. Geologic map of a portion of Sweetwater County, Wyo--------------------------------------------122...Spokane, is given by Collier, 3 and for Stevens County by Weaver. 4 LATAH FORMATION GENERAL . FEATURES...Weaver, C . E., The mineral resources of Stevens County, Wash.: Washington Ueol. Survey Bull. 20, 1920...of Fivemile Prairie, and in the cuts of the new county road on the north slope_of the same "prairie," |  | | Journal (article/letter/editorial) | | collected on a farm in his town, located in Mitchell County. This is a grayish-brown medium grained sand consisting...comes from Bandelier National Monument, Sandoval County. It was sent us by our FossiL Department Conductor...sand from Beacon, N . Y . Beacon, in Dutchess County, N . Y., is on the east bank of the Hudson River...granite. The rock has been named llanite from the county in which it has been found. If the rock is unique...llanite deposit. From the llanite deposit in Llano County, 11 miles north of Llano, Texas, on State Highway |  | | Journal (volume) | | H. B. Kiimmel The Petrographical Province of Essex County, Mass. II. Henry - S. Washington ----------------... - --- The Distribution of Loess II. of Essex County, Mass. III. Henry 105 Fossils. B. Granitic...Edgar E. Teller The Petrographical Province of Essex County, S. Mass. Reviews : 247 261 272 Henry...VOLUME v VII PAGE Petrographical Province of Essex County, Mass. Henry S. Washington sion and Conclusions...Nipissing and Temiscaming Map Reviews : and County of Pontiac, Quebec, by Alfred Ernest Barlow (F |  | | Report (issue) | | looking west across plateau surface of Liberty County toward Sweetgrass Hills__________..______________...-_-.---_--------.._ Alice. _.__ __ _ ___ _ ___ Magnolia ___.._________-._.________._.-.______-____ Mammoth...in 1930, of the Contact mining district, in Elko County, northern Nevada. A report published as a result...Contact copper mining district, in northeastern Elko County, Nev. A reconnaissance of this district was made...Contact, and Elk Mountain mining districts, Elko County, Nev.: U. S. Geol. Survey Bull. 497, pp. 99-157 |
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