 | | Book (volume) | | ib. ; Iron-stone Jasper 89 95 99 Slate 105 XIII. Mica Slate XIV. Sideromagnesian Rocks 122 126...VOL. 2 17 32 Basaltin Basalton XI. p. I Siderite V. XII. SIDEROUS. Basalt IV. X. I. Granitoid...223 XI. XII. Gneiss DOMAIN Model. II. Clay Slate III. Clay Rock IV. Wacken V. Smectite VI...281 283 293 Talc 301 II. Talcous Slate III. Micarel Slate 309 312 313 I. IV. V. VI. VII. VIII... ModeV. VI. VII. VIII. IX. X. XI. XII. Lime-slate Coral p. Rock >... Marlite Orsten Gypsum Alabaster |  | | Report (volume) | | GEOLOGICAL SURVEY CHARLES D. WALCOTT, DIRECTOR SLATE DEPOSITS'AND SLATE INDUSTRY OF THE UNITED STATES T. NELSON... PART I. ORIGIN, COMPOSITION, AND STRUCTURE OF SLATE .................... Definition and classification.................................... Chemistry of slate................................... ...............Economic geology of slate............................................. Difficulties in slate quarrying.......and compass in prospecting for slate........... Methods of testing slate.............................. |  | | Journal (article/letter/editorial) | | Camelford to Delabole and visited the famous Slate Quarries under the guidance of the managing director...the machinery used in splitting and trimming the slate for the market. The quarry itself was then entered...were collected. During the winter a huge mass of slate and overburden had collapsed and the village and...valuable source of good material. The Delabole Slate forms the lowest subdivision of the Upper Devonian...shore was widened many years ago to carry slate from the quarries to boats drawn up against the cliffs, and |  | | Journal (article/letter/editorial) | | products mined "as is" for their final usage include slate for blackboards, roofing, and flagstone. Slates...which can be so abundantly present as to ruin the slate for commercial purposes; microscopic rutile is also...associated mineral. Quartz and calcite veins cutting the slate are the only hope for collector-quality specimen...listed many minerals found in Ver mont slate. Figure 2. Slate quarry, Poultney; photo by Roger Bacon...saponite schorl scolecite? scorodite sepiolite siderite sillimanite sodalite spessartine sphalerite spinel |  | | Report (volume) | | SURVEY GEORGE OTIS SMITH, DIRECTOR BULLETIN 586 SLATE IN THE UNITED STATES BY T. NELSON DALE AND OTHERS...texture, and structure of slate.................. Definition and classification of slate...................... Origin of slate....................................................... Minerals of slate and their arrangement............ 24 Chemical analyses of spots in red slate.......................... 25 Discussion of the spots................................. 27 Structure of slate................................................ |  | | Book (edition) | | Cahaba field appear to be less interbedded with slate than those of the Warrior; and theCahaba eontains...gneisses and mica schists of metamorphic region. Fine quarries at Tallahassee falls on Tallapoosa river in sili...station. Warrior station, and other localities in Siderite (2) .... Black band ore Jefferson, Tuscaloosa...Tuscaloosa, and Walker counties, in Coal Meas ures. Slate (for roofing) ... T. 21, R. 3 E., in Talladega county;...quantities with the gold and silver ores of Tomb stone district and elsewhere. Variegated copper ore. With other |  | | Book | | Beaches Cliffs and Caves. River Beds etc. Mine Dumps Quarries St. Just - Botallack - Pendeen Camborne - Redruth...colourless. Beryl, rarely, in pegmatite, e.g. granite quarries near Falmouth, St. Michael’s Mount. Garnet, not...may be lucky. Land’s End and in the china-clay district are the most likely hunting grounds. Citrine...quartz-veined slate with onyx. These are recognisable by the fact that the softer slate wears away leaving...for instance the St. Just area, the china-clay district, at Haytor and Lustleigh in Devon. Rose Quartz |  | | Book | | 117. Silver. 125. Göthite. 126. Limonite. 127. Siderite. 128. Imenite. Genus 2. SULPHIDE. 118. Argentite...structure, tougher and harder than cherry coal . 4. Slate Coal has a thick slaty structure, and an uneven...IN COMBINATION . 125. Göthite. 126. Limonite. Siderite . Ilmenite. Iserine. Cronstedtite. Vivianite....structure, tougher and harder than cherry coal. 4. Slate Coal has a thick slaty structure, and an uneven...Bernard's Well ; with calcite, formerly at the Chapel quarries in Fife shire . d . AsphaLTUM, bitumen , or mineral |  | | Book | | Hill; Stichtitc and barbertonite; Osmiridium; Slate quarries; Zeolites; Tektites and darwin glass; Wolfram...Highway provides the access, although the Launceston district uses the Poatina Road for the major section of...agate and opal outcrops appear in the Bothwell district but seem rather limited. Many years ago an opal...inside the city of Hobart in the Carnelian Bay district and is often dug up during excavations at the... pyrrhotite, marmatite, pyrite, arsenopyrite, siderite, cassiterite. tremolite, wolframite, galena, melanterite |  | | Report (issue) | | State Geologist BULLETIN NO. 34 REPORT ON THE SLATE DEPOSITS OF GEORGIA BY H. K. SHEARER Assistant...Ga. BYRD PRINTING COMPANY, State Printers 1918 SLATE DEPOSITS OF GEOBGIA FRONTISPIECE-PLATE I OLD DEVER...ROCKMART, POLK COUNTY, WHILE OPERATED BY THE GEORGIA SLATE COMPANY, BETWEEN 1893 AND 1900. LETTER OF TRANSMITTAL... K. Shearer;-Assistant State Geologist, on the Slate Deposits of Georgia, to · be published as Bulletin...ACKNOWLEDGMENTS The prep•aration of a report on the slate deposits of Georgia was begun in 1912 by Dr. T. |  | | Book | | gypsum, halite, calcite. Found in: Lower Saxony/Germany; Czechoslovakia; Yugoslavia; Surrey/England; 6*...impregnations or in the poor space of sandstone and slate. Found in: Galizia/Poland, Romania; Trinidad; Venezuela... Mohs' hardness ^ Mellite honey stone 0 Thuringia 1:2 AI2[CI20I2] • 18 H20 Streak white. Mohs’...Accompanied by: ordinary coal. Found in: Thuringia, Saxony/Germany; Czechoslovakia; Seine/France, Tula/ USSR...in: Lower Saxony, Baden, eastern Harz mountains/Germany; Galicia/Poland; Urals/USSR; Alsace-Lorraine/France; |  | | Journal (article/letter/editorial) | | phase from a graywacke conglomerate to a roof ing slate of excellent quality. I n the Blackhoof River valley...principal rock of the region. Finally, in another district with Little Falls as a center lies a series of...gabbros, and diabases within the Little Falls district (see map, plate 29). R o c k R e l a t io n s...presumably the same. Around the western end of the district there is no opportunity w hat ever afforded for...feet above th e sea. Along the east side of th e district along which the crystallines disappear beneath |  | | Journal (article/letter/editorial) | | THE SNOWDON DISTRICT. REPORT OF THE E ASTER FJELD MEETING, 1930. By the Director, HOWEL WILLIAMS...of a strongly-j ointed , flinty, THE SNOWDON DISTRICT. bluish-black 'felsite' thought by Ramsay to...Gwynant Valley that serves many of the chief slate-quarries of North Wales and provides the lighting of...FROM GYRl'O LAS. To face p. '92. THE SNOWDON DISTRICT. 193 sporadically dispersed within it. Similar'...rhyolites. Time did not permit a visit to the disused quarries in the Llandeilo Slates, and it was necessary |  | | Journal (issue) | | The vein is quartz, and both walls are talcose slate. " I found no tools or stone hammers, but from the...space will not permit us to print extracts of : SLATE QUAKBIIS, DYKES, AND GLACIAL SCBATCHES. The vicissitudes...visit any one, or better, every one of the slate quarries in that part of Somerville distinguished as...street brings us before one of the Somerville slate quarries. There is a peculiarly weird and jagged outline...outline to the sides of these slate quarries, and to look around this immense thickness of slaty material |  | | Book | | answer the purpose extremely well, and are sold in Germany at a — — — — very cheap rate. Besides occurring...Localities. ^English. Sr.owdou ; Avith Quartz. in slate.— Welsh. —Scotch. Island of Arran, Buteshire. Irish...Rhenish Bavaria, and at Galgernberg in the north of Germany, whence they are exported to all parts of the world...the agate nodules. The agates now worked in that district, and sold as native productions, are chiefly obtained...water. so ren-.ote, agate articles are sold in Germany at prices astonishingly low. One other fact, in |  | | Report (issue) | | 5 21 DISTRICT REPORTS : (A)-ENGLAND AND WALES: 1. South-West England and South Wales District (a) South-West... South-Eastern District . . . . • . 3. Midlands and Central and North Wales District 4. Yorkshire and...East Midlands District • • 5. North-Western District . . . • • • • • 6. North-Eastern District . • • • •...(B)-SCOTLAND : 1. South Lowland District • • • 2. North Lowland District .. • • • 3. Scottish Highlands...rocks of the Highlands and he was for seven years District Geologist in charge of the Highlands field unit | | | Book | | gypsum, halite, calcite. Found in: Lower Saxony/Germany; Czechoslovakia; Yugoslavia ; Surrey/England; Colorado/USA;...irnpregnations or in the poor space of sandstone and slate. Found in: Galizia/Poland, Romania; Trinidad; Venezuela...Venezuela. Ozokerite Mellite honey stone Q) Thuringia 1:2 Al2[C120 12] • 18 H20 Streak white. Mohs'...Accompanied by: ordinary coal. Found in: Thuringia, Saxony/Germany; Czechoslovakia; Seine/France, Tula/ USSR...in: Lower Saxony, Baden, eastern Harz mountains/Germany; Galicia/Poland ; Urals/USSR; Alsace-Lorraine/France; |  | | Book (edition) | | in Magnolia District at the Keystone, Dun River, and other mines; in the Ballerat District at Smuggler...Smuggler Mine; in Central District at the John Jay Mine, where masses of 25 pounds weight are reported to have...Lake, Tulare, and Monterey Cos., Cal.; in Relief district, Humboldt Co. , Nev. ; in the mines of Aurora...and pyrite; at Brewer's mine, in Chesterfield district, S. C.; in Colorado; 12 miles west of Beaver City...concentric layers. Diamonds occur in India, in the district between Golconda and Masulipatam, and near Parma | | | Book | | gypsum, halite, calcite. Found in : Lower Saxony/Germany; Czechoslovakia; Yugoslavia; Surrey/England; Colorado/USA;...impregnations or in the poor space of sandstone and slate. Found in: Galizia/Poland, Romania; Trinidad; Venezuela...Venezuela. Ozokerite Mellite honey stone Q) Thuringia 1:2 Al2[C12012] • 18 H20 Streak white. Mohs'...Accompanied by: ordinary coal. Found in: Thuringia, Saxony/Germany; Czechoslovakia; Seine/France, Tula/ USSR...: Lower Saxony, Baden, eastern Harz mountains/Germany; Galicia/Poland; Urals/USSR; Alsace-Lorraine/France; | | | Book | | gypsum, halite, calcite. Found in: Lower Saxony/Germany; Czechoslovakia; Yugoslavia; Surrey/England ; Colorado/USA...impregnations or in the poor space of sandstone and slate. Found in: Galizia/Poland, Romania; Trin idad ;...6◄ 7 ◄ 8◄ 9◄ 10 ◄ Mellite honey stone Q) Thuringia 1:2 Al2[C120 12J -18 H20 Streak white. Mohs'...Accompanied by: ordinary coal. Found in: Thuringia, Saxony/Germany; Czechoslovakia; Seine/France, Tula/ USSR...in: Lower Saxony, Baden, eastern Harz mountains/Germany; Galicia/Poland; Urals/USSR; Alsacc-Lorraine/ f-rance; |  | Young, B., Highley, D. E., Cameron, D. G., Millward, D., Harrison, D. J., Henney, P. J., Holloway, S., Lott, G. K., Warrington, G. (2001) Mineral Resource Information for Development Plans: Phase One Cumbria and the Lake District (Cumbria, Lake District National Park and part of Yorkshire Dales National Park) Resources and Constraints. Mineral Resources Series WF/01/02. British Geological Survey | Report (issue) | | Regional and Local Planning Cumbria and the Lake District: Resources and Constraints TECHNICAL REPORT...Plans: Phase One Cumbria and the Lake District (Cumbria, Lake District National Park and part of Yorkshire...Plans: Phase One Cumbria and the Lake District (Cumbria, Lake District National Park and part of Yorkshire...the 1:100 000 scale maps: Cumbria and the Lake District Mineral Resources (North and South) and Sand &...Plans: Phase One Cumbria and the Lake District (Cumbria, Lake District National Park and part of Yorkshire |  | | Book | | titan te i8 r.lative~1 large SJl.sunts. Grgit. Quarries (76(42 15'58",73000'43tt)~ 2 16'11",73 01'U tt...uaknown)16l,p.84)--Old Gross Quarry. Dolomite Harb e quarries (with variable amounts of calCite, phlogopite...limestone quarries 74(42 21' 34·',73 22'12"--Cone Hill )--One quarry at this location. Two quarries 260 feet...Limo ite) Pit t,8(42 40'47",73 11'38")121) Marble Quarries area of 42 40'37 n ,73 11'02")114)--Twoquarries0...464'P.23~85,map,'64)--Casta of Olenullus--black slate layer in Cheshire Quartzite 100 feet above contact |  | | Book (edition) | | Messrs. H. Sheafer, L. Martin, W. and Bedford Quarries Co. Cornell University, Ithaca, N.Y., June, ...Production of building United States, 88 Uses of slate, 89 stones, 89; References on building stones, 90;... References on magnesite, 184 ; on mica, 186 Slate, 187 ; Mineral pigments, 186 Gypsum, 187 ; ...269 ; Bog ores, 269 ; Other occurrences, 271 Siderite, 272 References on iron ores, 276. of iron ores...Bisbee or Warren district, 290 ; Jerome district, 292 Clifton district, 293 Globe district, 294 Appalachian |  | | Book | | MICROGRANITE RHYOLITE PARAGNEISS QUARTZITE SLATE SEDIMENTARY ROCKS IGNEOUS ROCKS METAMORPHIC ROCKS...human activity, such as roadcuts, mine dumps, and quarries. Good examples are also found where nature has...dolomite BEACHES tuff QUARRIES MINES ROAD CUTS volcanic bomb amber kimberlite slate 14 INTRODUCTION...limestones that are very rich in hematite, goethite, siderite, chamosite, or other iron minerals, are known...1–2mm. ESSENTIAL COMPONENTS Hematite, goethite, siderite. ADDITIONAL COMPONENTS Quartz or calcite of host |  | | Book | | google.com MINES AND MINING IN LAKE THE DISTRICT . 1000 0 AT AT GRE TH GETH BRIN IS KN... MINES AND MINING IN THE (ENGLISH) LAKE DISTRICT . THIRD EDITION. BY JOHN POSTLETHWAITE , F.G...Lake District. The notion I refer to is, that the Ordovician Rocks of the English Lake District contain...consequently, that all mining operations in this District must prove unsuccessful . And this opinion has...who , in his (6 Essay on the Geology of the Lake District, " says, that " The Skiddaw Slates are often traversed |
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