 | | Journal (article/letter/editorial) | | Schneebergite and nickelschneebergite from Schneeberg, Saxony, Germany: the first Bi-bearing members of the tsumcorite...Metamict aeschynite-(Y) from the Evje-Iveland district (Norway): heat-induced recrystallization and dehydrogenation...from southern Italy: equal to fluorine-rich chondrodite. ..............................................mantle component in the origins of the Hercynian gabbro-granite series of the “Serie dei Laghi” (Southern...Pb6Sb6S14(S3), a new mineral from the Ceragiola marble quarry............................................... |  | | Book | | look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...Darker and even poorer in silica than diorite is gabbro, containing a calcium-rich plagioclase and pyroxene...Granite Nepheline syenite Syenite Dio rite Gabbro Peridotite 13 Dunite Serpentinite Rhyolite...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where...incident beam are retarded by passing through to the lower side of the film, rejoining the main beam either |  | | Book (edition) | | 303 304 306 Feldspar Group 8. Subsilicates Chondrodite Tourmaline Andalusite, Fibrolite, Cyanite .^7rT...scale to soapstone at the other. There is a still lower limit in liquids and gases; but of the hardness...the planes of the trisoctahedron in Fig. 21. The lower one of the three on the upper front solid angle...by a constant ratio, and the expression for the lower right one of the six planes will be 3c f & la. By...planes will remain essentially the same. In Fig. 10, bad the plane lettered | been made the plane 1, then |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur...byssolite. Mono- coast of North America: Kobuk River Valley, Alaska, clinic, C2/m, a,b,c = 9.89, 18.20, 5.31 |  | | Catalog/List | | plastic box. Friedrichsegen Mine, bad Ems , Lahn .Rhineland-Palatinate Germany £18 7 SULPHUR small crystals...crystals in Basalt 5x6 cm Limberg No 1 quarry, Kaisersthul, Germany £4 11 LAVOISIERITE rich brown fibrous...good long wave orange fluorescence 3.5x3cm Koksha valley Badakhshan Afghanistan £35 22 CANCRINITE yellowish...HARMOTOME, clear micro crystals on 1x2 cm Dolyhir Quarry, Old Radnor Powys £5 54 HEMIMORPHITE good covering...and piemontite matrix. 2x3cm Praboma Mine, Aosta Valley, North Italy £20 B) smaller piece £10 71 BRUCITE |  | | Book | | ......................... Balmat-Edwards zinc district, St. Lawrence County......... Garnet mine of Gore...Thurman, Warren Co. Serpentine pseudomorph after Chondrodite Tilly Foster Mine, Putnam Co. Sillimanite with...Penfield, N.Y. Celestite Chittenango Falls, N.Y. Chondrodite Tilly Foster Mine, Brewster, N.Y. Chrysoberyl-twin...Scapolite (wernerite) Olmstedville, N.Y. Spinel and chondrodite Amity, N.Y. Sulfur on dolomite Monroe Co., N...Emmons assistant, was put in charge of the Fourth district and Vanuxem was transferred to the third. Hall | | | Book | | farm above Keuka Lake in New York's Finger Lakes district. After attending Penn Yan Academy in nearby Penn.... . . . . . . . . . . . . Balmat-Edwards zinc district, St. Lawrence County . . . . . . Garnet mine of...Thurman, Warren Co. Serpentine pseudomorph after Chondrodite Ti lly Foster Mine, Putnam Co. Sillimanite with...Penfield, N.Y. Celestite Chittenango Falls, N.Y. Chondrodite Tilly Foster Mine, Brewster, N.Y. Chrysoberyl-...Emmon's assistant, was put in charge of the Fourth district and Vanuxem was transferred to the third. Hall |  | | Report (volume) | | distribution_____--_-___-_-_-_-_-___________-__ Lower Harmony and Roxburg areas_____________________ Pequest...features..___,-_--_--_-__----__-___-__--__----Pochuck gabbro gneiss.________________________________ Losee diorite...mine__________ 60 5. Geologic map of the pre-Cambrian and Lower Cambrian (Hardyston) areas in the Delaware Water...Paleozoic limestone and shale, which also form the wide valley bordering the ridges on the north. South of the...paper filler, stucco, terrazzo, and roofing. In the lower part of the Paleozoic beds near their contact with |  | | Book | | chiastolite slate; Skiddaw Granite aureole, Lake District, England. c) Poikiloblastic staurolite porphyroblasts...in oblique section of tourmaline (main crystal, lower right). Also note the end-section of yellow-green...to determine whether a mineral is of higher or lower relief than its neighbour, or with respect to the...minerals with relief, and thus refractive indices, lower than the mounting medium are described as having...mounting medium (left and upper) and microcline (lower right quadrant). Notice how by slightly raising |  | | Journal (article/letter/editorial) | | York State. 1. Mineville mining district; 2. Ausable Forks mining district; 3. Lyon Mountain mines; 4. Benson...time as the assistant geologist for the First District he collected and exhibited 2,888 specimens of...as 1850 (Gallagher 1937), and (3) the Ausable district (fig. 1). The most prolific producers were the...1890), but the oldest producer was the Ausable district where iron ore was discovered in 1806 (Postel...mine (Farrell 1996). The Mineville iron mining district had a sinuous pattern of boom and decline in its |  | | Book (edition) | | explore the hilly backroads and often come across a quarry or a roadcut, stop and investigate it, and bring...relatively easy to wander into a closed-down mine or quarry and spend hours chipping away at the rock or digging...identified by a common name, in the case of a mine or quarry usually that of the original developing company;...and safety goggles if you are going to a mine or quarry site and you expect to be exploring the dumps and...body of granite and amphibolite. Bancroft and District Mineral Collecting Guidebook, p. 12 AMER ICAN |  | | Journal (article/letter/editorial) | | Laagendal: nepheline, 114 Sorfinnset, Glomfjord: chondrodite, humite, spinel, 1066 S w e d e n (Sverige) ...aurichalcite, rosasite, 441 WALES Bwlch y Ddeufan, Conway valley: pumpellyite, 1093 Drws-y-Nant, Dolgelly: apatite...Belhelvie: hornfels, hypersthene, 903 Coire Dubh, Rhum: gabbro, felsite, 887 Marsco, Skye: ferrodiorite, ferrohortonolite... 563 A ntrim Black Burn, Carnlough; Glenariff valley; GIenarm, Kilwanghter Castle; Langford Lodge borehole;... apophyllite, gyrolite, 173 BaUyclare; Bruslee quarry, Ballyclare; Call Hill farm, Cookstown Junction |  | | Book (edition) | | and magnesium and chemically combined water CHONDRODITE-Magnesium fluosillcate CHROMITE-Iron chromate...found in the aegirite-granite at the Flatrock (Quarry in Waterford. Its color is dull black to brownish...copper mine north of Bristol, and at the Copper Valley Mine, two miles east of Cheshire. The predominating...University, New Haven, Connecticut. At the Strickland Quarry in Middlesex County, ambly gonite occurs as white...can be found as fine specimens at the Strickland1 Quarry in Portland, and on Jail Hill in Haddam. • Geologists |  | | Catalog/List | | mass of black crystals, some Mount Malosa, Zomba District, free standing. ______ ______ Malawi Black crystal...Arizona Pure green cleavage AMAZONITE Landsverk quarry, Evje, Norway Ixl 50p lx2£l 11 felspar group____________...£3 7 Pure black mica plate new Analysis , Saga Quarry, Tvedalen near ANNITE Mica__________ paper available...Chrysotile, pale grey-green Ixl £1 County Bridge Quarry,Lizard Mg Fe SiO_______ massive. _________ .Cornwall...S.A. Rotlaufchcn Mine Waldgirmes, 1 x 'A £2.50 Germany Ixl £2 Carnelian Bay.Scarborough Yorkshire 1x2 |  | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...between that of the sample and that of the next lower grade. In this case we consider the hardness to...Different scratch hardness on kyanite 20 somewhere lower grade adding a half-grade to it. Although the determination...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...identification. Nobody should be discouraged by initial bad luck, it is sometimes difficult even for an expert |  | | Journal (article/letter/editorial) | | eclogite, metarodingite and Ti-clinohumite Ti-chondrodite-bearing rocks. The latter contain relics of augite...the ultrama®c country rocks. Alteration of the gabbro and concomitant Mg-uptake mostly caused extensive...produced the observed Ti-clinohumite and Ti-chondrodite assemblages. The data presented thus M. Scambelluri...and eclogitic metagabbros derived from oceanic gabbro-peridotite associations (Beigua±Ponzema units;...core of the dike, made of Ticlinohumite, Ti-chondrodite, chlorite, magnetite and diopside in equal proportions |  | | Report (issue) | | measures 12 mm by 10 mm. The garnet is from River Valley, Ontario. Photograph by R.K. Herd, Geological Survey...feldspar mine Currie barite occurrence Pakenham quarry Cedar Hill soapstone occurrence Galetta celestine...Angelstone quarry Tatlock Omega quarry Black Donald mine Renfrew area Jamieson Lime quarry Renprior mine...Jamieson molybdenite mine Easton Minerals quarry Two Island marble quarry Ruby mine McCoy mine v 41 42 44...marble quarry Renfrew–Madawaska area Renfrew County Road 4 (Bruce Avenue) roadcut Highway 60 quarry Jamieson |  | | Journal (article/letter/editorial) | | matrix of spodiosite. 2Mg0.SiOz An analysis of chondrodite confirms the formula 5Mg0.2Si02 with fluorine...Serpentine and Eclogite of the Saxon Granulite District. By E. D A T H E(Jahrb. f. Min., 1876, 225-245)...225-245). SERPENTINE occurs in the Saxon granulite district as a secondary rock, and as transitions occur between...from the latter ; others said it was derived from gabbro, and the Greifendorf serpentine was said by Miiller...of the eclogite and serpentine of the granulite district, whether the latter was derived from the former |  | | Journal (article/letter/editorial) | | Georg-August-Universit~t, G6ttingen, Federal Republic: of Germany With 11 Figures Received February 15, 1993; accepted...minerals (e.g. phlogopite, brucite, forsterite and chondrodite). Hornblenditc (type I) consisting of Ca-rich...and vice versa). The iron deposits in the Bafq district of the central-east Iranian microplate probably...Mineralien wie z. B. Phlogopit, Brucit, Forsterit und Chondrodite. Hornblendite treten in drei Typen auf: Typ I...genetically related to the iron deposits of the Bafq district in the central-east Iranian microplate (Chogart |  | | Report (issue) | | Section 1: 3 Ottawa - North Bay South March quarry. . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . MacMillan quarry. . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . Hanna quarry. . . . . . . . . . . . . . . . . . . . . . . . . ..... . • . . . . . . . . . . . . . . . . Pakenham quarry. . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . Jamieson quarry. . . . . . . .. . . . . . . . . . . . .• . . . |  | | 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 .. . ...... . . . . . |  | | Book (edition) | | by DURRIE & PECK in the Clerk's Office of the District Stereotyped by J. H. New BENHAM, Haven, Ct...Mountain limestone. containing A limestone of the lower part of the coal secalled also carboniferous ries...;~e re the temperature of our globe but a little lower than it is, we should rarely see water Our atmosexcept...What STRUCTURE OF MINERALS. 22 Zinken, in Germany, 1000 cwt. of crystals of quartz were taken above...The following are examples and each figure in the lower cube ; line, represents the completed form, produced |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...marble ..... . Connecticut Canaan, New England Lime quarry Silky white xl prisms in dolomitic marble .......material ........... Arizona Cochise Co. , Swisshelm district Rich brown to gray massive, some with minor cerussite...aluminum silicate Calilornia Placer County, Grass Valley Hornblende Norite Broad white crystal sections...chloro-phosphate :\'ew Hampshire Grafton Center, Ruggles quarry Olive green masses in pegmatite ....... Fl. APOPHYLLITE |  | | Journal (article/letter/editorial) | | large part made up of surface volcanic rocks. The lower part or Coldbrook group is almost exclusively volcanic;...unconformably below the St. John group, which is for this district placed at The igneous rocks comprise effusives...NORTH AMERICAN LITERATURE Adams1 describes a district of 3500 square miles of pre-Cambrian rocks belonging...Grenville series occupies the major portion of the district, but about 1000 square miles is occupied by anorthosite...detached masses There are also present in the district one mass of intrusive of the gneiss. syenite covering |  | | Report (issue) | | rejected material from a granite or limestone quarry source. is a profitable collecting NEW YORK...7:57. 36 Dana, E. S. Preliminary Notice of Chondrodite Crystals from the Tilly Footer Mine, Brewster...Y. Am. Jour. Sci. Ser. 3. 1875. 9:63. On the Chondrodite from the Tilly Foster Mine, Brewster, N. Y. 37...3. 10:89. On Am the Optical Character of Chondrodite of the Tilly Foster Mine. 1876. 11:139. Jour...Warwickite. Jour. Sci. Ser. 2. 1862. in the Lower Silurian Rocks 33:277. On the Laurentian Limestones |
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