 | | Journal (issue) | | (Mrs. ltv. E. BriJ1011) . • 325 325 CHALCEDONY AT MADRUGA CUBA. ......................................however, sunk to huge depths on the north bank Chalcedony and agatized wood can be as far as Forsyth 101...many fine small stones vf ~gate, agatized wood, chalcedony, and Jasper. .-. 00 N Y - °' ~ • c,s ...Park, chalcedony occurs in rhyolite. In Rattlensake Gulch, between H elena and Lincoln, chalcedony occurs...grayish-blue agates were found recently in the Province of Lemon, Costa Rica, about 8 mi les from the |  | | Journal (article/letter/editorial) | | are usually filled with small quartz crystals, chalcedony, and probably common opal (this fluoresces a...gray, compact limestone. TEXAS — Grayish-blue chalcedony masses which fl. bright green under the short...consisting of dark red moss (jasper) in bluish-gray chalcedony. They have a nice polish. W A S H I N G T O N...LaFabuIosa mine which is located in canton Challana, province Larecaja, department of La Paz, Bolivia. "Challana... M e , we have some banded, grayish to brown chalcedony pebbles which come from Thornes Brook, Havelock |  | | Journal (issue) | | writer acquired a mineral specimen labelled "Chalcedony Pseudomorph after Coral, Tampa, Florida." This...heading of Tampa Bay: "Coral, mineralized, in chalcedony and cacholong is found near this bay", and he...also notes that "hornstone, flint, agate and chalcedony occur in the southern part of the secondary district...masses of reddish brown and yellow botryoidal chalcedony occur at Tampa Bay, Florida." In 1846, Prof....having a mammillary interior of carnelian or chalcedony." A footnote to tbis article by the editors of |  | | Journal (article/letter/editorial) | | carbonates are Al- and Fe-hydroxides, 31 and chalcedony, and zeolites and smectites at elevated pH. The...filling Ca–Mg–Fe–smectites, Ca-rich 120 zeolites, chalcedony, and calcite; these phases are typically found...saturated 343 phase in this CO2-charged fluid was chalcedony; all carbonate minerals were highly 344 undersaturated...mixing fraction of the alkaline formation waters. Chalcedony is 363 the only saturated phase in both fluid...those computed in this study are shown in Fig. 6. Chalcedony is calculated to be the first 390 alteration |  | | Book (volume) | | fringes of Greenland; in fact, there is no state or province which does not boast at least one gemstone worthy...quartz, binghamite and sagenite cabochons Carved chalcedony figurines Chrysocolla specimen Montana moss agates...lowest extreme of crystallization is found in chalcedony, a variety of quartz which is widespread and...reflections of red, brown, and green, appear as the chalcedony covering the goethite is made thinner and thinner...This astonishing effect is best seen when the chalcedony 1s sliced as thinly as possible across the layers |  | | Report (issue) | | is as old as Jurassic in Cuba and as young as Holocene in many areas. In Cuba, Early Cretaceous sedimentary...debris are not present until the Late Cretaceous in Cuba, as well as in Jamaica and Puerto Rico. In contrast...that contain lignite, which are only present in Cuba and on Hispaniola, generally are of Miocene age...the region. The geology shown on sheet 1 covers Cuba, the island of Hispaniola, which includes Haiti...represent multiple, distinct geologic features. Only in Cuba are there unquestioned Jurassic-age, and perhaps |  | | Book (volume) | | Rock-Crystal, 192 Fine-Grained Varieties, 195 Chalcedony, 195 Structure, 195 Optical Properties, 195...The structural identity of chalcedony with quartz and of calcined chalcedony and quartz with cristobalite...identical twisted fibers of quartz found in some chalcedony are even more remarkable. These fibers, often...microscopic dimensions (see ris Agate, under Chalcedony). References 1. Frondel: 2. Frondel: 3. Billows:...fine-grained samples, such as of novaculite, chert, and chalcedony, show a very weak or negligible heat effect |  | | Book (edition) | | Asbestos, Quebec Spessanine garnet, rough and cut Chalcedony replacements of coral, Florida Rough and cut...Phoenix. 11 . Specimens of chalcedony replacing coral from Florida. Some chalcedony linings are coated with...One of the few deposits of precious opal in this province is in the Burns Lake area, where John Shelford...collectors, common opal, jasper, -agate, and other chalcedony gemstones are found widely scattered throughout...opal. For a discussion of the iris effect in chalcedony, see Jones, F. T. (1952), American Mineralogist |  | | Report (volume) | | fisicas y naturales de la Habana [Cuba], Anales vol.'76 (nos. 1-6). Habana, Cuba. Academy of Natural Sciences...17. Sharon, Mass. Cuba, University Havana, Museo Poey, Torreia, nos. 4-9. Habana, Cuba. Denison University...Quebec, Canada. SERIALS EXAMINED 9 Quebec (Province) Department of Mines, Bureau of Mines: Geological...Universidad Habana, Cuba. Sociedad cubana' de ingenieros Revista vols. 34-36. Habana, Cuba. Society for Research...1941. . Bartsch, Paul. 1. Two new giant scalas from Cuba: Jour. Paleontology, vol. 15, no. 3,'pp. 307-308 |  | | Report (issue) | | __ _ _ _ _ Rfo Hondo area, Santiago del Estero Province, Argentina, showing location of springs______... Most of Nevada is within the Basin and Range province, a region of detached mountains separated by desert...been reported. The Greater Antilles, consisting of Cuba, Hispaniola (Haiti and Dominican Republic), Jamaica... one branch extending through Cuba and the other through Jamaica. Cuba has mountainous regions in the...limestone underlies many areas, but the greater part of Cuba is underlain by early Tertiary limestone which is |  | | Report (volume) | | Primitivo) N euvos moluscos del Terciaro superior de Cuba: Soc. Malacologica "Carlos de la Torre" Rev , v...Borro, Primitivo). Algunos moluscos terciaros de Cuba: Soc. Malacologica "Carlos de la Torre" Rev, v 4...3. Moluscos f6siles de la ProVIncia de Oriente, Cuba· Soc. Malaco16gica "Carlos de la Torre" Rev, v....Illus , June 30, 1949 5. Nuevos moluscos fosiles de Cuba y Panama· Soc Malacologica "Carlos de la Torre"...Stratigraphic paleontology of Camaguey district, Cuba Am Assoc Petrol Geol Bull, v. 31, no. 1, p. 71-91 |  | | Book | | on a carbonate containing soil in the Mendoza province of Argentina Juan Pablo Bonetto, Silvia Lopez...Fernando P. Carvalho, Joao M. Oliveira, Maria J. Madruga, Irene Lopes Albertina Libanio, Lubelia Machado...remediation of uranium mining in the Karoo Uranium Province, South Africa Nico Scholtz, O.F. Scholtz, Gerhard...authigenic phases such as kaolinite, ferrihydrite and chalcedony. Tbe predicted values are con1pared with actual...is assumed to be controlled by kaolinite and chalcedony (3) Fe 1s controlled by fe1Tihyd1ite Plenary |  | | Book | | Haberlah, D 26 The discovery of a new metallogenic province in Sardinia (Italy): Au–Ag mineralisations of...Mineralization of iron deposits from Dehbid Area, Fars Province, South Iran: geochemical and mineralogical data...belongs to Sierras Pampeanas morphostructural province; this is confirmed by metasedimentary and granitic...eastern edge of the homonymous hill, Catamarca Province, Argentina. There are more than 15 lodes which...Sierras Pampeanas Occidentales morphostructural province [2], close to the limit with Puna. The basement |  | | Report (volume) | | Cattaraugus Co. divided as follows (descending) : Cuba as. ; Machias (=North east sh. of Chautauqua Co...Caneadea and the Cuba as. and which become the main mass of Wellsburg as. Farther E. the Cuba ss. goes above... No. 3, p. 200), shows Machias as over lain by Cuba ss., underlain by Rushford as., and as = Northeast...name. Named for Madrid, Santa Fe Co. Madruga chalk. Cretaceous: Cuba. J. W. Lewis, 1932 (A. A. P. G. Bull...Mal Pais gravel. Age ( ?) : Cuba. C. W. Hayes, 1901 (Rept. geol. reconn. Cuba, p. 114). Malpais basalt |
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