 | | Report (issue) | | ** ^ Anne Arundel County 43 Baltimore County 45 Howard County - Montgomery County 88 Prince...Georges County Virginia 74 . 120 129 Arlington County 129 Fairfax County 131 Fauquier County 139...139 Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS...Rhythmically.layered gabbro of the Baltimore Gabbro Complex at Ilchester, Maryland. Figure 6. Triassic diabase...Coastal Plain of Anne Arundel, Prince George's/and Baltimore Counties, Maryland (Sterrett, 1911). Figure |  | | Report (issue) | | Montgomery, Prince Georges, Howard, and Anne Arundel Counties, Maryland and the District of Columbia By Avery...MONTGOMERY, PRINCE GEORGES, HOWARD, AND ANNE ARUNDEL COUNTIES, MARYLAND AND THE DISTRICT OF COLUMBIA By Avery...Avery Ala Drake, Jr. INTRODUCTION This part of the Maryland Piedmont is largely in Montgomery and Prince Georges...Counties. Smaller areas are in Howard and Anne Arundel Counties, and the District of Columbia. Most of...GEOLOGY This part of the Maryland Piedmont is on the east limb of the Baltimore structural culmination |  | | Report (issue) | | Relay Quadrangles, Howard, Baltimore, and Anne Arundel Counties, Maryland By Avery Ala Drake, Jr. 1 ...RELAY QUADRANGLES, HOWARD, BALTIMORE, AND ANNE ARUNDEL COUNTIES, MARYLAND by Avery Ala Drake, Jr. INTRODUCTION...largely in Howard County, Maryland. The northeasternmost part is in Baltimore County, Maryland and about 0...0.03 square miles is in Anne Arundel County. Most of the area is suburban and almost all outcrops are...GEOLOGY This part of the Maryland Piedmont is on the east limb of the Baltimore structural culmination |  | | Journal (article/letter/editorial) | | IRON ORES OF MARYLAND. • JOSEPHT. SlNGEWALD• JR. The iron industry of Maryland dates back to the...importantindustries. In •76• there were eighteenfurnacesin Maryland operatingon native ores. During the RevolutionaryWar...RevolutionaryWar and again during the War of •8•2, Maryland furnacesturned out cannonand cannonballs for the American...American Armies. J.M. Swank says that Allegany County is entitled to two of the highesthonorsin connectionwith...rails." In •874 therewere twentyeight furnaces in Maryland with a total annual capacity of 94,ooo tons of |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...(banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N of Calloway |  | | Report (issue) | | 78-512 PETROLOGY OF POTOMAC GROUP SANDS IN FAIRFAX COUNTY, VIRGINIA BY Roy C. Lindholm 1978 This report... -1Abstract The Potomac Group sands sampled in Fairfax County are dominantly microcline-rich lithic arkoses...Cretaceous age exposed In the eastern part of Fairfax County, Virginia is a wedge-shaped sequence of clastic...northeastward across Maryland and Delaware (Figure 1-B). Within Fairfax County, the sequence is bounded...petrologic study of the Potomac Group sands in Fairfax County and is part of a detailed geologic investigation |  | | Report (volume) | | MARYLAND GEOLOGICAL SURVEY VOLUME ONE MARYLAND GEOLOGICAL SURVEY VOLUME ONE BALTIMORE THE JOHNS...FK1EDENWALD COMPANY BALTIMORE COMMISSION LLOYD LOWXDES, President. GOVERNOR OF MARYLAND. KOBEKT P. GRAHAM...GRAHAM, COMPTROLLER OP MARYLAND. DAKLEL C. GILMAN, .... Executive Officer. PRESIDENT OF THE JOHNS HOPKINS... R. W. SILVESTER, Secretary. PRESIDENT OF THE MARYLAND AGRICULTURAL COLLEGE. STATE GEOLOGIST WM. BULLOCK...Excellency Lloyd Lowndes, Governor of the State of Maryland and President of the Geological Survey Commission |  | | Report (volume) | | Holman, Bangor. Maryland........ .Prof. E. B. Mathews, Johns Hopkins University, Baltimore. Michigan......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 |  | | Book (edition) | | mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width...miles being in the latitud" of Blocton, in Bibb county. The south ern end of this field has a greater...Jefferson county; Helena, Montevallo, and Brierfield, Shelby county; and at Blocion. Bibb county. The Warrior |  | | Journal (article/letter/editorial) | | grained black sand consisting chiefly of black magnetite, with minor amounts of colorless quartz, greenish...(colorless, smoky, brownish) with some black magnetite and lots Here is a unique sand that was sent...quartz— many lustrous terminated (some doubly Magnetite and River sands from Yuba River, Calif. From...Valley Blvd., Castro Valley, Calif. One is a magnetite sand—black and fine grained. It consists entirely...entirely of nice round black grains of magnetite. The other is a river sand. It is a fine grained grayish-black |  | | Journal (article/letter/editorial) | | brownish) with muscovite and a little black magnetite. Downloaded by [University of Florida] at 04:04...04:04 08 August 2017 Beach sand from Mayo Beach. Maryland There are some nice beaches on Chesapeake Bay...Bay and one of them is Mayo Beach in Anne Arundel Co., Md. A nice sample of sand from Mayo Beach has been...considerable amount and in smaller amount occurs black magnetite. The sand has been donated by R. F. Henley, 4075...In the northeastern corner of Oregon, in Wallowa County, is Wallowa Lake. From this lake we have received |  | | Journal (article/letter/editorial) | | 476 Reviews—Geology of Maryland. Islands with the continent as proved by the old Admiralty Charts,...might consider to be those of valleys". JJ -^y II.—MARYLAND GEOLOGICAL SURVEY. W E have received a copy...the Iron Ores of Maryland", by Mr. J. T. Singewald, jun. The ores consist of magnetite, hematite, limonite...extent, and origin. He also gives a history of the Maryland iron industry, with descriptions of the various...with the systematic geology and palaeontology of Maryland. The preceding volumes were on the Tertiary and |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Report (issue) | | sediments of the Coastal Plain of New Jersey and Maryland is considerable because they have been studied...the non-marine sediments in northern New Castle County are devoid of identifiable fossils, while others...re~ace~us formations of New Jersey, Delaware and Maryland in which they distingUIshed the Matawan and Monmouth...New Jersey. . T~e Lower Cretaceous deposits of Maryland were described by Clark, Bibbins and Berry (1911)...rrnents of ~he UP.per Cretaceous formations of Maryland, not only because he extended his studies to portions |  | | Book | | Oeareataecreccnatena ieee rp “ STATE OF MARYLAND BOARD OF NATURAL RESOURCES DEPARTMENT OF GEOLOGY...the Eastern Shore of Maryland eeoe iKFmats{ni} = x S ”= BALTIMORE, MARYLAND 1948 COMMISSION ON...WATER. RESOURCES ARTHUR B. STEWART, Chairman Baltimore Hormes Frederick Harry D. R. BAKER Hyattsville...Subsurface Geology of the Coastal Plain sediments of Maryland resulted from the drilling of three deep test...drilled in the Coastal Plain region of Maryland and in Western Maryland before, the explorations carried out |  | | Report (volume) | | ............................................. Maryland.................................................Maryland____Prof. E. B. Mathews, Johns Hopkins University, Baltimore. Michigan____Mr. R. A. Smith, Lansing. Dr. A....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.; |  | | Report (issue) | | Survey, jefEerson City. MARYLAND GEOLOGICAL VOLUME TWO SURVEY MARYLAND GEOLOGICAL SURVEY VOLUME...VOLUME TWO BALTIMORE THE JOHNS HOPKINS PRESS 1898 to ZQe §tieieniva(i Company BALTIMORE, MD., U. S....President. GOVERNOR OF MARYLAND. PHILLIPS LEE GOLDSBOROTJGH, COMPTROLLER OF MARYLAND. DANIEL C. GILMAN,...SILVESTER, ...... Seceetaey. PRESIDENT OF THE MARYLAND AGRICULTURAL COLLEGE. SCIENTIFIC STAFF Wm.... To His Excellency Lloyd Lowndes, Governor of Maryland and President of the Geological Survey Cominission |  | | Report (issue) | | Feldspar quarry Peerless (Diamond) Mine Road-cut Cadieux quartzite quarry Emerald Mine Pedneaud quarry Derry...Guenette granite quarries Canada Marble and Lime quarry Labelle garnet mines Castor Lake (Clot) Mine Anorthosite...Desgrosbois deposit Ivry Mine St-Donat quarry Rockway Valley marble quarry St-Remi china clay mine Laurel diopside...Brownsburg quarries Gaboriault &. Nevers Reg'd quarry Miller (Keystone) Mine McGillivray Lake Mine McGill... Frere quarry Alfred bog Plantagenet quarry Skyrock Enterprises Limited quarry Stewart quarry km 73.2 |  | | Journal (article/letter/editorial) | | locality in the State is Russell Gulch in Gilpen County. A small but very fine crystal group from Russell...mind. We have only one small rock outcrop in my county (Orange) at Rock Springs near Apopka. "The beaches...specimens in the world are found in the limestone quarry in Legrand, Marshall Co., Iowa. The most noted...Here are some of the specimens collected: "Bumpus Quarry, Albany, Maine—Rose quartz, beryl xls (and massive)...black tourmaline xls, beryl, muscovite. "Harvard Quarry, Noyes Mt., Greenwood, Maine—Garnets, black tourmaline |  | | Journal (issue) | | northwest fo r our first destination the Herk imer County quar tz locality at )liddleYille about 125 mile:...and which is in the eastern part of J efferson County. On arrival in the ,·Ulage, we found to our regret...nort hwest. in the northeastern part of the same county. J efferson, is Antwerp. made famous by the Sterling...Antwerp and in the southern part of St. Law1·enre County, was our next destination. Unfortun, ately, the...northeast, to R ichville, ,vbere a large limestone quarry rewarded us with many fine specimens of oligoclase |  | | Report (issue) | | . . ... . . . . . . . . . . ... .. . Feldspar quarry . . . . . . . . . . . . .... . .. . .... . ....... . . . . . . . . . . ...... Cadieux quartzite quarry . . . . . . . . . . . . . ... ... . . ... .. .... . . . . . . . . . . . Canada Marble and Lim e quarry . . . . . . . . . Lab e ll e garnet mines . . .... . . . St-Donat quarry................ . .. . . . . . Rockway Valley marble quarry. . . . . . . . ....quarries . . . . . . . . . Gaboriault & Nevers Reg'd quarry. Miller (Keystone) Mine .. . ...... . . . . . |  | | Journal (article/letter/editorial) | | out a warm discusof the Potonlac into Patuxent, Arundel, sion, in which Professor Stevenson, Bailey Patapsco...CJ~ARK and G. C. MARTIN, Patuxent and Arundel not occurring in Baltimore, Md. Read by Professor New Jersey...disappearance is due to a equivalency of the coal seams of Maryland northward transgression of the sea and a with...by the long to 22 systems, which are grouped in Maryland survey, were abandoned, and two groups, the minor...chiefiy siderite and granular silica banded with magnetite or heavily charged with pyrite, and the lowest |  | | Report (volume) | | Frankfort,. Ky. Maryland Geological Survey: vol.. 10; Anne Aruiidel. County. Baltimore, Md. Mazama, vol...Chicago, 111. West Virginia Geological Survey: County Reports, Barbour-Upshur:Randolph. Morgantown, W...on back of topographic map], New York (Suffolk County), Moriches quadrangle (Camp Upton edition), U....1918. 24. The1 Santo- Tomas cannel; coal, Webb County, Texas: U. S. Geol. Survey, Bull. 691,. pp. 251-270...Paleozoic deposits and fossils on the Piedmont of Maryland and Virginia (abstract) : Geol. Soc. America, |  | | Journal (article/letter/editorial) | | black lustrous biotite. A tiny amount of black magnetite is also present. Gopher hole sand from Colorado...silvery muscovite, and a tiny amount of black magnetite. Quarts sand from St. John, Kins. This is a medium...Franklin Park is on Chesapeake Bay, near Deale, Anne Arundel Co., Md. From the beach in the little town the...coated with limonite). A small amount of black magnetite with most of the grains coated brown by limonite...epidote, dark red garnet, black ilmenite, black magnetite, and some colorless zircon that fl.orange under |
|
