 | | Journal (article/letter/editorial) |
| which improvement was sought. PREHISTORIC QUARTZITE QUARRIES I N CENTRd L EASTERN WYOMING. INJuly, 1894...central Wyoming, we came upon some prehistoric quarries, which, owing to their number and extent, are...five miles west of the largest quarries. The drainage from the quarries is to the northward, into Muddy...westward to the Platte River. I n the vicinity of the quarries the stream is dry, and water is found running...scattered along nearly its entire distance are the quarries of various sizes and shapes. The bluff has been |
 | | Journal (article/letter/editorial) |
| physical properties of 72 green and white-pink quartzite samples from Mt. Pisano (Tuscany, Italy) were...materials sampled from currently operating or inactive quarries. All the analysed samples can be described as...(Fig. 1) were chosen so as to cover the whole quartzite outcropping (about 50 km2), with special regard...localities are those where the most relevant quartzite buildings are found. as suggested by Leoni et...important localities presenting structures built with quartzite are indicated in Figure 1. All the original measured |
 | | Journal (article/letter/editorial) |
| vary up to about a foot in diameter, are mainly quartzite and vein quartz, but with a sprinkling of quartz...Cambrian Quartzite was seen dipping S.W. at about 40°, embracing some massive white quartzite overlaid...greater thickness of thinly bedded quartzite and shale. The massive quartzite is here invaded by a thick sill...partings of the quartzite below it have been extensively indurated. Across the quartzite and camptonite...Hartshill is a continuous two miles of quarries in the quartzite, and the route lay roughly along their |
 | | Journal (article/letter/editorial) |
| complicated jointing. For example, in the Cambrian quartzite south of Dublin the joint planes appear to run...say fifty readings taken haphazard in one of the quarries are carefully analysed it becomes evident that...recur on the diagrams for many or all of the quartzite quarries. The diagrams also show, what is not evident...clearer the jointing observed in a group of granite quarries lying to the east of Three Rock Mountain may be...Diagrams 31 to 34 represent the jointing of the quartzite at separate localities (shown on the inset map) |
 | | Journal (article/letter/editorial) |
| extends to the south-east, culminating in the quartzite hill of Carrickgollogan. Geological Studies...contrast to the Ordovician. The thick layers of quartzite evidently represent a period or periods of shallow...secondary tourmaline. Numerous exposures of the quartzite occur in the present area, whilst the slates are...slates as are exposed in the quartzite quarries. Three important areas of quartzite are recognized :— (a) Around...about 1,200 yards by 300 yards. (b) Around the quarries south of Shankill Castle, where, on account of |
 | | Journal (article/letter/editorial) |
| Shales Mytton Flags } ARENIGIAN Stiperstones Quartzite Mytton Stage I Un c onformity. TREM.\DOCIAN...MYTTON STAGE. The Stiperstones Quartzite. The Stiperstones Quartzite subdivision consists of wellbedded...liver-coloured quartzites, with bands of conglomerate. The quartzite is compact, shows signs of secondary silicification...sandy shales are occasionally developed. The hard quartzite, which rests upon the Habberley Shales, is invariably...to the Heath Mynd .in the south. Locally, the Quartzite projects from the general level of the escarpment |
 | | Journal (article/letter/editorial) |
| Mineralogy and Geochemistry of the Kinnikinic Quartzite at the Arco Hills Silica and Gold Project in Butte...presents results from a spot check of the Kinnikinic Quartzite, ~4.5 km east of Arco, Butte County, Idaho (43...support of an emerging green economy. Keywords: quartzite; gold; rare earths; silicon ore; plasma furnace;...presented here operation using the Kinnikinic quartzite of central Idaho [22,23]. This once proposed facility...plasma furnace operation using the Kinnikinic quartzite of have a primary production volume of silicon |
 | | Journal (article/letter/editorial) |
| Wyoming is a very noted place for prehistoric quarries, but as a, rule they are small and very shallow...do not represent systematic development. Quartzite quarries are extremely rare and these are by far the |
 | | Report (issue) |
| Mortar bed of the Ogallala formation........ Quartzite of the Ogallala formation............ Chert of...the Ogallala formation ................ 12 IQ Quartzite of the Ogallala 10 IQ 10 10 IQ Chert of the...bed of the Ogallala formation ................ Quartzite of the Ogallala formation ................ U...distinctive pattern. The locations of pits and quarries also are shown on plate 1. The symbols indicate...lenticular ledges of' gray mortar bed, light-green quartzite, and white and yellow-gray opal; lenses of light-groy |
 | | Journal (article/letter/editorial) |
| the reverse. discharged recently at the quartzite quarries at Cher stone. A tunnel measuring 6 feet...in chambers by 6 tons feet. of dynamite, and quartzite The blasting the blast obtained much favor |
 | | Journal (article/letter/editorial) |
| paper Itacolumite, flexible sandstone and flexible quartzite – a review Helen C. Kerbey * Department of Geology...term itacolumite was first used for a Brazilian quartzite thought to be a new type of rock in 1822. As analytical...Keywords: Itacolumite Flexible sandstone Flexible quartzite Contents 1. 2. 3. 4. 5. 6. Introduction . .... . . . . . . . . . . . . . . . Sandstone or quartzite?. . . . . . . . . . . . . . . . . . . . . . ....typically labelled as flexible sandstone, flexible quartzite or itacolumite. The specimens are usually cut |
 | | Report (issue) |
| asable. Floes arc represented by stippling, and quarries by crossed hammers. 76- 75' Eastone// //*...usable. Floes are represented by stippling, and quarries by crossed hammers. LETTER OF TRANSMITTAL Iv...Construction Company Luther Clayton quarry 15 15 Other quarries 15 Silica brick 1G Definition 16 Uses of...Tuscarora quartzite show ing the original grains; B. Photomicrograph of Tuscarora quartzite showing fragments... Photomicrograph of coarse grained Tuscarora quartzite ; D. Photomicrograph of a very fine grained, well |
 | | Book (edition) |
| Scotland (Fig. 2) .. 4 PART I. CRUSHED STONE QUARRIES .• PART II. GRAVEL PITS PART III. SLAG WORKS...INDEX OF OWNERS 82 •• ALPHABETICAL I NDEX OF QUARRIES, GRAVEL P I TS AND SLAG WORKS PART V I . 7 ...GREAT BRITAIN QUARTZITE GROUP Ganister Quartzitic sandstone Recrystallized quartzite SCHIST GROUP Phyllite...and the Wash, is lacking in" solid " roadstone quarries, the only exceptions being the workings on the...worked for roadstone, while in the Isle of Man two quarries work granodiorite; the rocks in these cases are |
 | | Book (edition) |
| PETROGRAPHICAL CLASSIFICATION 1 Crushed stone quarries 1 Gravel pits 2 Slag works 3 GEOLOGICAL...alphabetical list. Within each county the crushed rock quarries, gravel pits and slagworks are listed separately...classJ.fication of rock (quarries only) Colour or any other information (quarries and pits) Where any of...Rhyolite Trachyte Quartzite group Ganister Quartzitic sandstone Recrystallized quartzite Schist group Phyllite...sections of the list dealing with crushed stone quarries: (B) Basalt group (L) Limestone group (D) Gabbro |
 | | Journal (article/letter/editorial) |
| which improvement was sought. PREHISTORIC QUARTZITE QUARRIES I N CENTRd L EASTERN WYOMING. INJuly, 1894...central Wyoming, we came upon some prehistoric quarries, which, owing to their number and extent, are...five miles west of the largest quarries. The drainage from the quarries is to the northward, into Muddy...westward to the Platte River. I n the vicinity of the quarries the stream is dry, and water is found running |
 | | Book (edition) |
| PETROGRAPHICAL CLAssIFICATION 1 Crushed stone quarries 1 Gravel pits 3 Slag works 4 GEOLOGICAL...alphabetical list. Within each county the crushed rock quarries, gravel pits and slagworks are listed separately...classification of rock (quarries only) Colour or any other information (quarries and pits) Where any of... PETROGRAPHI CAL CLASSIFICATION CRUSHED STONE QUARRIES The Petrographical Department of the Institute...Rhyolite Trachyte Quartzite group Ganister Quartzitic sandstone Recrystallized quartzite Schist group Phyllite |
 | | Journal (article/letter/editorial) |
| complicated jointing. For example, in the Cambrian quartzite south of Dublin the joint planes appear to run...say fifty readings taken haphazard in one of the quarries are carefully analysed it becomes evident that...recur on the diagrams for many or all of the quartzite quarries. The diagrams also show, what is not evident |
 | | Report (issue) |
| descriptions of the various types of stone and the quarries where they are produced. The methods of fabrication...States Geological Survey are now inactive, such quarries are simply listed and reference given to descriptions.....•...•..• 151 OTHER INACTIVE AND ABANDONED QuARRIES . . . . . . . . . . . . . . . . . , .. 151 154.... . .. . . . . . . .. . . . . . . . . R 7. QUARTZITE BLOCKS FOR LINING GRINDING MILLS AND QUARTZIl'E...OCCURRENCE OF GRANI1'E OUTCROPS AND THE LOCATION OF QUARRIES IN THE VALLEY OF THE .MINNESOTA HIVER NEAR N]ORTON |
 | | Report (edition) |
| unsuitability of footpaths, new exposures, filling in of quarries) tlrat will lrelp to 111ake this Guide more serviceable...Carboniferous Limestone is exposed in conspicuous quarries to the east of the road at 591172. Dips are steep...conodont fauna (Rhodes, 1953). Access to these quarries requires permission from the Dynevor Estate Office...three miles south-west of Llandovery, two old quarries (730308) south of the road expose the Basement...Continue south-eastwards along the road to large quarries (844324) just west of Capel Horeb. These are excavated |
 | | Report (issue) |
| MINES DEPA RTMENT C: ... I LIST OF QUARRIES (under the Quarries Act, I 8 94) IN GREAT BRITAIN AND THE...' ,<. \ .... c. f • ll List of Quarries under the Quarries Act in Great Britain and the · Isle of...of Man, for the Year 1937. The Quarries Act, 1894, applied to open workings for minerals, which were...vhen the Factories Act came into operation, all quarries, irrespective of depth, were brought under general...quarry law. This List, however, generally excludes quarries twenty feet or less in depth . For the purposes |
 | | Report (volume) |
| ............................................ Quartzite................................. ...............central Minnesota..........'.....:.......... 74 Quarries and undeveloped outcrops........................quarry............................... 83 Abandoned quarries and undeveloped outcrops............. 83 St. Augusta.... 85 Atwood quarries.......................................... 85 Black Diamond quarries...................................... 88 Efnpire Quarry Co. quarries. .....:......:................. 88 Flaherty Bros |
 | | Book (edition) |
| Palaeolithic Implements (Acheulean). Top row in quartzite, bottom row in flint. 1, 2 from Great Alnc, 3...M:igazinc. A, quarry debris: B, Basal Cambria quartzite with boulders of Markficlditc; C, l\farkticldite;...relatively shallow water in which the sands (now quartzite) and sandy limestones of the Lower Cambrian were...irnrt/J risiti11g Ca111hria11 Various large quartzite quarries at Nuneaton ; Lickey Hills ; Lawrence Hill...evidences of severe compression in the Cambrian Quartzite of the Lickey Hills. The rock is fractured in |
 | | Report (Issue volume) |
| I I LIST OF QUARRIES . 1948 SOUTH WESTERN .DIVISION •, • ' , SOUTH- Y7ES'I1:ERN DIVISION lffi...lffi . T. A. ROGERS LIST OF QUARRIES under the QUi'iRRIES ACT in the SOUTH-YIBSTERN DIVISION for the YEJ...Pontypai, Mon. stone 9. CLYDACH- ABERGAVENN'f QUARRIES, Abergavenny , Mon. CLY.DACH ; 1 o. DAVIES...Gloucester House , Swansea, Glam. 20 . PONTARDAWE QUARRIES LTD . , Brecon Rd., Pontardawe , Swansea, C'l'...Limestone ditto 22 . STU.ART; Pcnderyn; & Quartzite 23 . THOMAE', R. & BALDWIN'S LTD. , Ebbw Vale |
 | | Report (edition) |
| quarrying 5th ed. Bibliography ISBN 0 7308 1925 6. 1. Quarries and quarrying — Handbooks, manuals, etc. I. Armstrong.............................................187 Quarries or open pits....................................encroached upon many of Adelaide’s sand and aggregate quarries; in some cases housing development has taken place...place immediately adjacent to existing quarries and proposed quarry extensions. This has inevitably resulted...commonly referred to as limestone or dolomite • quartzite (including sandstone and arkose). 12 㤀㤀㈀ⴀ㔀㔀 |
 | | Journal (volume) |
| by the finding of many rounded pebbles of hard quartzite in a wash at the east base of the mountains 1J...metasediments, including much crystalline limestone, quartzite, and mica schist. These metasediments are in many...dark-gray la}^ers of metadiorite and biotitic quartzite have been much injected lit-par-lit, and somewhat...pegmatitic silexite, so that both diorite and quartzite have almost lost their identities as such (fig...and intercalated beds of crystalline limestone, quartzite, and mica schist constitute the bulk of the rocks |
