 | | Book | | cover photo: Agate, polished. Nowy Kościół, Lower Silesia, Poland. Sample 260x260xl30 mm. Photo R. Molenda...320x260xl IO mm. Agate, polished. ~owy Kościół, Lower Silesia, Poland. Photo 30x60 mm, sample 320x260xl IO mm...160xl50x30 mm. Sphalerite, polished. QIJ...7.1sz, Poland. Photo 30x70 mm, sample 160xl50x30 mm. , Sfale111...okaz 230xl50xl5 mm. Sphaleńte, polished. Olkusz, Poland. Photo 50xl40 mm, sample 230xl50xl5 mm. Fot. 6...the oldest and the best technical academies in Poland will celebrate its 90th jubilee in 2009. Mining |  | Powolny, Tomasz, Dumańska-Słowik, Magdalena, Sikorska-Jaworowska, Magdalena, Wójcik-Bania, Monika (2019) Agate mineralization in spilitized Permian volcanics from “Borówno” quarry (Lower Silesia, Poland) – microtextural, mineralogical, and geochemical constraints. Ore Geology Reviews, 114. 103130 doi:10.1016/j.oregeorev.2019.103130 | Journal (article/letter/editorial) | | spilitized Permian volcanics from ,,Borówno” quarry (Lower Silesia, Poland) - microtextural, mineralogical, and...spilitized Permian volcanics from ,,Borówno” quarry (Lower Silesia, Poland) - microtextural, mineralogical, and...spilitized Permian volcanics from ,,Borówno” quarry (Lower Silesia, Poland) - microtextural, mineralogical, and...Technology, 30 Mickiewicza Av., Krakow 30-059, Poland; *email: powolny@agh.edu.pl b Polish Geological...Research Institute, 4 Rakowiecka St., 00-975 Warsaw, Poland Abstract Two forms of silica mineralization, i |  | | Journal (article/letter/editorial) | | strata-bound Zechstein deposits (Kupferschiefer type), Poland H. Kucha and M. Pawlikowski Institute of Geology...Mineral Deposits, 30-059 Krakow, Av. Mickiewicza30, Poland Abstract. These Kupferschiefer deposits were probably...overlying the metal-bearing Zechstein rocks. The lower hot brine (LHB) rich in Mg, K, C1, SO4 and CO~ with...conglomerates through red-brown sandstones and melaphyre-porphyry conglomerates to white sandstones at...THE SALT DOMES RIDGE Fig. 1. A general map of Poland showing relationships between the areas of salt |  | | Journal (article/letter/editorial) | | greenstone differentiates.. 196 Flow at South Rang! quarry 168 Origin of the copper deposits 96 "Big»trap...a pegmatitic lava flow at South Range Quarry, Houghton County, Michigan 202 olivine-rich basalt through...dacite porphyrite basalt andesite* dacite melaphyre basalt andesite* dacite rhyodacite felsite aplite...flow studied, an ophitic basalt at the South Range quarry, was sampled and mapped in detail. This flow is...segregations have three distinct layers or zones. The lower half of each flow is ophitic basalt, here referred |  | | Journal (article/letter/editorial) | | OF THE NEW RED SANDSTONES. 345 the Rhsetic and Lower Lias shales, and of hard, white lime stone with...Cretaceous foraminifera, shows that the Trias, Lower Lias, and Chalk once stretched over the region of...unconformable to the underlying Carboniferous beds. The lower sandstones resemble those at Mauchline, and are...one-half of those beds supposed to belong to the Lower Trias. The lowest subdivision of this series is...said to have been built of rock from the northern quarry. The School of Art and Simpson's warehouse in Glasgow |  | | Journal (article/letter/editorial) | | CLASSEN(Juhrt. f. variety of siderite occurs on hEmatite, i n the Lake Superior district, either in crusts...investi- gated occur at Cortland, in Westchester county, New Pork. The facts observed appear to sustain...in origin, and differ from the other Westchester county rocks, because the metamorphic process had to do... in nearly the same proportion. Melaphyres of Lower Silesia. By A. P. COLEMAN ( J ~ h r bf. . Min.....hornblende occurs in the rocks from Waldenburg ; t,he melaphyre from Guckelberg also contains biotite. Olivine |  | | Journal (article/letter/editorial) | | series with a minimum thickness of 15,000 feet (the lower horizons not being known because of faulting). Individual...iron to hematite by the hot gases given off from the crystallizing lava. In some cases this hematite not...Buckstaff,1 who measured the magnetite-ilmenite, hematite, 1 flows, Sherwood Buckstaff: A study of the...high concentrations of the magnetite-ilmenite and hematite near the top and of the olivine near the bottom...from 21 feet in depth, which shows an abnormal hematite content. Inasmuch as Buckstaff says th at this |  | | Journal (article/letter/editorial) | | higher, end ultmmafic rocks (1 p.p.m.) a little lower than igneouerock8 (LBa whole. The 8ver8ge for the... Bare Hill, Mich. Feleite, Mt. Houghton, Mich. lower half of maas Felaite, Mt. Houghton, Mich., upper...Quartz monzonite, Warman, old quarry Quartz monzonite, Warman, new quarry Quartz monzonite, northern Kanabec...Kanabec Co. Granite, red, Lower Falls, Snake River, Kanabec Co. Granite-gneiee,Morton 0.9 1.1 0.5 2...rocks (excluding serpentines) seem to be a lttle lower in arsenic than the matIc rocks. The arsenic content |  | | Journal (article/letter/editorial) | | found in the cavities of the melaphyre-conglomerates of Zwickau, in the melaphyre of the Plaun valley, in...considerably in chemical composition both from the true (Silesian) kerolite and from one another, so that these...nianganite in the cavities (H. Wieser). b . Brown hEmatite from Lhotta : vitreous aspect (Wieser). c. Brown...middle, and grey gneisses (or upper, middle, and lower plutonites). The author has previously shown (Zeitschr...(Red Gneiss.) Middle plutonite. (Middle Gneiss.) Lower plutonite. (Grey Gneiss.) 2R0.3Si03.* 1 2R0.3Si03 |  | | Journal (article/letter/editorial) | | three specimens, on a tablet numbered ft, from the Lower Ludlow of Mary Knoll, all of which were referred...original minerals by chemical processes. At Winslade quarry, in the same block, we note an ordinary diabase...mica Pyrites crystallized in cubes and prisms1 Hematite cementing cracks *• Black granules, magnetite...St. John's College, Cambridge. (26) Aj. Sandquay Quarry. This is a much altered diabase, the original augite...as ordinarily understood. (31) A2. Combe Cross Quarry, Higher Fuge, West of Stoke Fleming. This rock |  | | Journal (article/letter/editorial) | | temperatures due to the presence of secondary hematite. The deviations from C to B and from B to A' are...an exposure of at least 10 m 2, for instance a quarry. The oriented samples were drilled or collected...around 0.4 for rocks containing magnetite. When hematite is the dominant magnetic mineral, as for instance...Triassic overprints, the directions are plotted in the lower hemisphere. Losanges = Early Permian volcanics,...and post-tilting directions are plotted in the lower hemisphere. PALEOPOSITIONS OF THE SAXOTHURINGIAN |  | | Journal (article/letter/editorial) | | Early-Permian trachyandesites from Świerki quarry (Lower Silesia, Poland) - constraints on spilitization supported...Early-Permian trachyandesites from Świerki quarry (Lower Silesia, Poland) - constraints on spilitization supported...Early-Permian trachyandesites from Świerki quarry (Lower Silesia, Poland) - constraints on spilitization supported...SC b RI Mickiewicza Av., Krakow 30-059, Poland Poland * AC CE PT E D MA NU Corresponding author...Abstract Trachyandesites from Świerki quarry (Lower Silesia, Poland), related to the post-collisional extension-related |  | | Book | | 11ne 2; ••• Amph1bo1ite--see Bolton, Worcester County M1nera1 Loca11t1es. page 85 ••• 11.8 3~ter cerium...•••••••••••••••••'.' •.••.•••• 2--6 Barn.table County ro •• il Localiti ••••••••••••••••••••••••••••...Localit1e•••••••••••••••••••••••••••• 21 Br1.tol County Mineral Localit1 ••••••••••••••••••••••••••••••...24--25 Dukes County Mineral Loeal1tiea •••••••••••••••••••••••••••••• 26--21 Duk •• County Fo.sil Loeal1tie...Local1t1es •••••••••••••••••••••••••••••• 29--3? Bs.ex County Fo ••1l Localit1e •••••••••••••••••••••••••••••••• |  | | Journal (article/letter/editorial) | | refractive index and to belong to the augite melaphyre series of the Berners Formation, whereas the albitization...masses of hematite representing nearly complete replacements of dolomite ; (2) layers of hematite in crystalline...in the district. The ore is now in the form of hematite, but the occurrence of pseudomorphs shows that...accounts of the geology and water prospects of each county. The chemical character of the waters is discussed...been obtained by M. Diderrich, and show a definite Lower Eocene or passage to Cretaceous facies. The fossils |  | | Report (volume) | | .................................... Worcester County, Mass....................................... Westboro............................................. 132 Lower Cretaceous........................................................................ 150 Berkshire County.................................................. 195 Dikes cutting the Quincy granite in Essex County, Mass......... 196 Aplite........................ 204 Nephelite-bearing dike rocks of Worcester County, Mass......... 204 Distribution............... |  | | Catalog/List | | specimen from the Apache mine, near Globe, Gila County, Arizona GLOBES AND ATLASES ...... . 79 Sharp...calcium hydroxy-silicate. California Riverside County, Crestmore. White prismatic crystalline on merwinitegehlenite... AJOITE Copper aluminum silicate. Arizona Pima County, Ajo, New Cornelia mine. Sky- blue micro xls and...and coatings on monzonite . Arizona Pima County, Ajo, New Cornelia mine. S.ky-bJue crystals and masses...aluminum silicate. CLEAVELANDITE California San Diego County, Himalaya mine. White crystalled aggregates; some |  | | Report (issue) | | Prehnite-pumpellyite facies metamorphism in central Aroostook County, Maine eee re il. C20 ea Tt Dorothy A. Richter... Borns Nickeliferous pyrrhotite deposits, Knox County, southeastern Maine Er it atte era (Seale 8 George...thickness of 1,310 m, is a southerly facies of the lower part of the Cambridge Argillite. (4) The Cambridge...Boston Bay Group (with melaphyre) Member Roxbury Conglomerate (with melaphyre lentil) Mattapan Volcanic...Hills / Thrust Anticline a BRAINTREE Fault Lower Falls Anticline 1°15 71°00 kilometers f) Figure |  | | Catalog/List | | radial groups on limonile ........... Utah Toelle County, Gold Hill, Gold Hill mine ~ransparent micro crystals...lapis AJOITE Copper aluminum silicate Arizona Pima County, Ajo, New Cornelia mine Sky blue micro xls and...cerium aluminum silicate California Los Angeles County, Pacoirna Canyon Large black tabular crystals in...basic sulfate of aluminum and potassium Utah .Piute County, Tushar Mountains, Marysvale ----i'>ink crystalline...crystal vugs ALTAITE Lead telluride Colorado Saguache County, Klondike mine Cleavage plates in quartz with pyrite |  | | Journal (article/letter/editorial) | | albite guest 8 In northernMichiganthe term "melaphyre"is appliedto "flows that are fine-grainedthroughoutand...surfaceof the massprior to extrusion of the overlying melaphyre flows (the slopesare due at least in part to erosion;...of thicknessthus exists, but, assumingthat the lower contactdips 35ø, the maximummeasurable thickness...conspicuous.Figure 4 picturesa representative Fro. 5. Lower contactof quar•-porphy• (darkest gray) inclusion;the...Chaudporphyryis darkenedby finelydisseminated hematite menscollectedfrom the quartz-porphyry that the |  | | Journal (issue) | | densities. The spherical Unio bead pictured in the lower right corner of Figures 6 and 7 gave a hydrostatically...densities of 2.78 and 2.65g/cm3 respectively. These lower values can be explained by the thin nacre coat of...nacre thickness of approximately 0.1 to 0.3mm, the lower figure being * The terms 'non-nucleated'and 'tissue...one spherical Unio mother-of-pearl bead in the lower right corner. The colour of Ho Tay cultured pearls...crystals formed by three pyramids, biotite with hematite layers (Cassedanne et al., 1992), muscovite, black |  | Krzemińska, Ewa, Krzemiński, Leszek, Poprawa, Paweł, Pacześna, Jolanta, Nejbert, Krzysztof (2021) First Evidence of the Post-Variscan Magmatic Pulse on the Western Edge of East European Craton: U-Pb Geochronology and Geochemistry of the Dolerite in the Lublin Podlasie Basin, Eastern Poland. Minerals, 11 (12) 1361 doi:10.3390/min11121361 | Journal (article/letter/editorial) | | Dolerite in the Lublin Podlasie Basin, Eastern Poland Ewa Krzemińska 1, *, Leszek Krzemiński 1 , Paweł...Dolerite in the Lublin Podlasie Basin, Eastern Poland. Minerals 2021, 11, 1361. https://doi.org/10.3390/min11121361...Institute—National Research Institute, 00-975 Warsaw, Poland; leszek.krzeminski@pgi.gov.pl (L.K.); jolanta.paczesna@pgi...Cracow, Poland; ppop.ecr@gmail.com Department of Geology, University of Warsaw, 02-089 Warsaw, Poland; knejbert@uw...Teisseyre-Tornquist margin (TTZ) of East European Craton (EEC) in Poland yielded age of 300 ± 4 Ma. Zircon dated an evolved |  | | Book (edition) | | extends downward we do not know positively, but its lower limit is probably at a depth of 40 or 50 miles....Arranged in descending order 5 26 Sete emir ens Hematite MU a wecsopaadouarns Magnetite 219-3) es nesamore...appearance seen in Fig. 10; the face c and the lower c’, now brought on top, slope toward each other...Yellowstone National Park is 2.55 to 2.61, 2.e., lower than quartz, which is 2.65. Chalcedony is common...An unrecorded occurrence is in syenite in Orange County, MAGNETITE 69 New York State. Many more such |  | | Journal (article/letter/editorial) | | volcanic sequence exposed in the abandoned Hvězda quarry starts with a phreato-Strombolian pyroclastic rocks...exposed in the Hvězda quarry. Agglutinates at the base of the Studenec quarry were produced during Hawaiian...and spindle-shaped bombs. Similarly to the Hvězda quarry, these are interpreted as mafic pyroclastic flow...Strombolian eruption, phreatomagmatic eruption, melaphyre, volcanic facies analysis, Czech Republic Received:...petrology and general geochemi- 16°E 14°E Alps Poland Germany B NSB NS DB DB 51°N KP B EB EB BOB |  | | Report (volume) | | erection of a dam 125 feet high at the mouth of the lower basin. Water rights are held by other claimants...valley bottoms; the finest trees are found in the lower part of the valley of Lemon Creek, where one tree...that the formation is of either Upper Jurassic or Lower Cretaceous age. The older view that the rocks of...determined by F. H. Knowlton to be of Jurassic or Lower Cretaceous age, with the probability in favor of... Wright on Admiralty Island and regarded as of Lower Cretaceous or possibly Upper Jurassic age. Subsequent |  | Cornwall, H.R., Runner, J.J., Stromquist, A.A., Swanson, R.W., White, W.S. (1949) Detailed geologic map of the recently active copper mines; Houghton and Keweenaw Counties, Michigan. Open-File Report Vol. 1949 (50-4) US Geological Survey doi:10.3133/ofr504 | Report (issue) | | lode Geologic plan of lower workings, Isle Uoyale mine ' Geologic sections of lower m>rkings, Isle Royale...* 23. Geologic plan of lower levels, crosscut * 2h. Geologic plan of x lower levels, accessible workings...dip is £ generally steeper in the southernmost, lower beds of the series. The V- - southern boundary...type of rock forns less than 2 percent of the lower part of the series, in which most of the copper...nelaphyre, cphite, porphyrite, and gloneropcrphyrite. Melaphyre is, fine-grained .trap. Porphyrite is fine-grained |
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