 | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...for naming stilbite, analcime, harmotome, and laumontite although he only popularized and more completely...faujasite, ferrierite, gmelinite, goosecreekite, laumontite, levyne, mazzite, merlinoite, montesommaite,...pressure collapses. At high pressure heulandite or laumontite is replaced by lawsonite, and analcime by albite...composition), 600 to 900 meters thick, in the Oligocene to Lower Miocene John Day Formation in central Oregon (Hay | | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...for naming stilbite, analcime, harmotome, and laumontite although he only popularized and more completely...faujasite, ferrierite, gmelinite, goosecreekite, laumontite, levyne, mazzite, merlinoite, montesommaite,...pressure collapses. At high pressure heulandite or laumontite is replaced by lawsonite, and analcime by albite...composition), 600 to 900 meters thick, in the Oligocene to Lower Miocene John Day Formation in central Oregon (Hay |  | | Journal (article/letter/editorial) | | Ladysmith (Rosemeyer 1999, the Vulcan Materials quarry in Racine (Scovil 1994), the pegmatites of Florence...marcasite. A major mining district, the Upper Mississippi Valley zinc-lead district, was in these rocks in...and copper minerals were found. Mining in this district ceased in the late 1970s. A branch of the Middle...may have omitted. Adams County Hamilton Mound. A quarry is located in the NE 1/4 sec. 36 T*20N*R.6E.: potassium...converted to a hornfels at the contact with the Mellen gabbro complex: apatite, fayalite, ferroaugite, grunen'te |  | | Book | | Analcime, Wairakite, Viseite, Hsianghualite .. Laumontite, Leonhardite .................. Yugawaralite...Harmotome: Haiiy (1801) Natrolite: Klaproth (1803) Laumontite: Werner (in Karsten 1808) Scolecite: Gehlen and...coefficient is 2.00 (if the sharing coefficient is lower, one should consider a mixed 3- and 4-connected...each repeat-unit of the chain (Fig. 0.2B), two lower at 3/8 c from the lowest node (at 0/8c), and two...the same height, or the second is 2/8 c higher or lower. On the hypothesis that only one connection scheme |  | | Book | | Tubingen Germany and c. Schmitt-Riegraf Lecturer in Mineralogy University of Munster Germany Translated...Chapman & Hall GmbH, Pappelallee 3, 69469 Weinheim, Germany Chapman & Hall USA, 115 Fifth Avenue, New York...Verlag, P.O. Box 30 03 66, D-70443 Stuttgart, Germany Softcover reprint of the hardcover 2nd edition...11.1.4 Scolecite 4.11.1.5 Mordenite 4.11.1.6 Laumontite 4.11.2 Flaky zeolites 4.11.2.1 Heulandite 4.11...Schwabische Alb and in the Laacher volcanic areas of Germany. 2. We give emphasis to the common minerals. They |  | | Journal (article/letter/editorial) | | variety of minerals, including feldspars, prehnite, laumontite, and leucite, have been reported. Analcime is...crystallized and include calcite, stilbite, heulandite, laumontite, natrolite, pectolite, prehnite, datolite, apophyllite...and West Paterson (including the famous Upper and Lower New Street quarries where crystals to 7 cm have...single analcime crystal on serandite from the Demix quarry, Mont Saint-Hilaire, Quebec. This 3.7-cm specimen...Montclair and Verona in Essex County, the Houdaille quarry at Summit in Union County, and quarries near Millington |  | | Journal (article/letter/editorial) | | analcite, natrolite, stilbite, chabazite,and laumontite, and the minerals prehnite and datolite; together...the.latter country; from Obersteina.d. Nahe,2 Germany;from Sao Paulo,a Brazil; • Cornu, F., Z. f. prakt...native metal in stringers and seamswith prehnite, laumontite, thomsonire,and calcite;also native copperwith...General Statement.--Basic igneous rocks such as gabbro. diabase,basalt, someandesitesand basalticflows...desmine,chabazite,apophyllite, thomsonite,and laumontite. The zeolitesare noted for the easeby which metals |  | | 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 |  | | Catalog/List | | It's about 1mm thick Cassagna Mine, Ne ,Graveglia Valley, Liguria Italy, I collected it in 2019 . £18 9...PREHNITE pseudomorphs after Laumontite crystals, intergrown pale green hollow laumontite replaced by Prehnite...crystals with magnification) Malad Quarry. Malad, Mumbai district Maharashtra India 7x4 £30 31 RICHTERITE...Verbano-Cusio Ossola Piedmont Italy 5x7cm £15 Finero Quarry, 39 SEPTARIANNODULE both halves cut and polished...this very rare feldspar on a fine grained greyish gabbro. It comes as a thin pearly white coating, nothing |  | | Journal (article/letter/editorial) | | authors are printed in SMALL CAPITALS,subjects in lower-case roman, and localities in italics" book reviews...of primary Cu-S mineralization in the Freetown gabbro, Sierra Leone, IiI Brattfors mine, Nordmarks Odalfalt...geochemistry of loveringite, 187 Cannington Park quarry, Somerset, djurleite, 172; durangite, 172; milarite...Carrollite, W. Australia, anal., opt., 93; Congo and Germany, anal., 93 Cassiterite, twinning, post-growth readjustment... see EGGLETON (R. A.), 361 and M37 Cheesewring quarry, Linkinhorne, Cornwall, danburite, I7I Chernovite |  | Zihlmann, Barbara, Müller, Samuel, Coggon, Rosalind M., Koepke, Jürgen, Garbe-Schönberg, Dieter, Teagle, Damon A.H. (2018) Hydrothermal fault zones in the lower oceanic crust: An example from Wadi Gideah, Samail ophiolite, Oman. Lithos, 323. 103-124 doi:10.1016/j.lithos.2018.09.008 | Journal (article/letter/editorial) | | Accepted Manuscript Hydrothermal fault zones in the lower oceanic crust: An example from Wadi Gideah, Samail...Damon A.H. Teagle , Hydrothermal fault zones in the lower oceanic crust: An example from Wadi Gideah, Samail... ACCEPTED MANUSCRIPT Hydrothermal fault zones in the lower oceanic crust: An example from Wadi Gideah, Samail...Kiel, Germany 3) Institut für Mineralogie, Leibniz Universtität Hannover, Hannover, Germany SC RI...a NU MA hydrothermal fault zone in the lower gabbroic crust, Samail ophiolite Oman. Mass balance |  | | 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 |  | | Book (edition) | | Margarophyllite Section 326 326 Pectolite, Laumontite, Apophyllite 2. Prehnite, Allophane Zeolite...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 |  | | Journal (issue) | | fluorapophyllite crystal, 4.6 cm, from Pashan Hills quarry no. 2 near Poona, Maharashtra state, India. Steve...Ottens Klingenbrunn Bahnhof 24 D-94518 Spiegelau Germany The Mineralogical Record, volume 34, January–February...(the Golconda district in the princely state of Hyderabad, now Andhra Pradesh; a district located between...between the Mahanadi and Godavari valleys; and a district around Panna in the old region of Bundelkand, now...in the early 1800’s at Padyur in the Coimbatore district of Tamilnadu. Exceptionally deep blue aquamarine |  | | Report (issue) | | diameters. IV. —Thin section of coarse olivine-gabbro from Bladder Lake, Ashland County, Labradorito;...Scale, 10 diameters Thin sections of orthoclase-gabbro Fig. 1.— From near Lester Eiver, Minn. N. E. i...—Thin Page. section of very coarse ortboclase-gabbro, from near Duluth, Minn. N. W. W. T. 50, E...Scale, 10 diameters. Thin sections of hornblende-gabbro and of anorthite rock Fig. 1.— From Ashland County...35 diameters. 63, R. —From vein in gabbro of Eice Point Quarry, Duluth, Minn. Orthoclase decomposed |  | | Journal (issue) | | Karslve!! 5. Khyr-Ptlуаki б. Nauchпyi 7. Pervamarskil Quarry 8. Baklа Mountain 9. Klzilovka (former Karagºch)...Ravine 12. Petropºvlovskii Quarry 13. Lozovskoi Quarry 14. B1yuk-Yankoiskii Quarry 15. Ауи-Dag mountain 16...5olnechпogoorskoe 19. Privetпoe (Кигu- Uzeп ) 20. Voroпskaya Valley 21, Sudak 22. Ak-Kaya Mountain 23. Topolevka 24...Lysaya Mountain 27. Maifovka Lake 28. Gornostaevskli Quarry and su(fur occurrence 29. Chekur-Koyash sulfur...gmelinite (!5d), harmotome (x1), heulandite (!xl), laumontite (!xl) and all products ofits dehydration, being |  | | Journal (article/letter/editorial) | | (high-pressure subduction complex), and the Great Valley Sequence (forearc-basin sediments) are technically...complex of basaltic tuff-hyaloclastite followed by gabbro. In the above sequence, except for the uppermost...intercalation of minor cumulates composed of olivine-gabbro, pyroxenite, wehrlite and dunite. The ultramafic...often accompanied by layers or lenses of olivine-gabbro and microgabbro. The bulk rock chemistry (major...Horokanai ophiolite was essentially a tholeiitic gabbro-basalt association with young transecting dikes |  | | Journal (article/letter/editorial) | | SUMMARY OF LAUMONTITE AND ZEOLfTE OCCURRENCES IN NORTH CAROLINA Location Type Laumontite Host Rocks...Nello Teer quarry, Durham Diabase sill (Triassic) X X Western Rowan Co., (Woodleaf quarry) Diortte...metasedimentary & metavolcanic rocks X X North quarry, west of Winston Salem, Forsyth Co. Foliated granite...hornblende gneiss X X calcite, epidote Stokesdale quarry, 1 mile west NC 158, Guilford Co. Biotite-hornblende...dikes X chabazite, stilbite, calcite Jamestown quarry, off County Road 1147, 1.5 miles east of 1-85, |  | | Journal (article/letter/editorial) | | epidote, hornblende, diopsite, 427 Cheesewring quarry, Linkinhorne, danburite, 171; durangite, I72 Chycornish...Crowns Rock, St. Just, Land's End, garnet, 427 Dean quarry, The Lizard, djurle'ite, I72; analcime, adularia...penwithite (= neotocite), 279 and M26 Devon Meldon quarry, Okehampton, greenovite, 172; priceite, 175 Ramsley...Cannington Park quarry, djurlei'te, I72 Combe Farm quarry, Henbury, wulfenite, 298 Merehead quarry, Shepton...jahnsite, 3o9 Austria (Osterreich) Tyrol, talc, IO7 Germany (Deutschland) BADEN Menzenschwand, arsenian uranospathite |  | | Journal (article/letter/editorial) | | Central, France) and Fichtelgebirge (NE Bavaria, Germany). The secondary Ca±Al silicates hydrogarnet, prehnite...prehnite, pumpellyite, epidote and laumontite form lenses within unaltered or only slightly chloritized...temperature (200±280 °C) and pressure (2±3 kbar). Laumontite is formed at the end of Ca±Al silicate crystallization...aÈt Freiburg, Albertstr. 23b, 79104 Freiburg, Germany E-mail: freiberg@uni-freiburg.de R. Freiberger...UniversitaÈt MuÈnchen, Lichtenbergstr. 4, 85747 Garching, Germany R. Freiberger á L. Hecht á M. Cuney UMR G2R 7566-CREGU |  | | Report (issue) | | crystals), Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville...Philadelphia: Fairmount Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC ...white radiating tufts; Delaware County: Ward's quarry, mealy white radiations. DESCRIPTIVE MINERALOGY...mines, the corundum mines at Unionville, Brinton's quarry south of West Chester, and the French Creek iron...error. good index of the character of the analysis, bad summation being be considered good, other things |  | | Journal (article/letter/editorial) | | traditional geological context. Figure 1. Kaena quarry, viewed from the Kealia Trail, Mokuleia, Oahu....Calcite stalactite “veil,” about 18 cm, from the Laie quarry, Oahu. Eric Heinen De Carlo specimen, Bryan Swoboda...amounts) of magnetite are commonly found in dunite. Gabbro Coarse-grained analogue of basalt consisting mostly...rare in Hawaii—found only in or near Lualualei Valley, Oahu. Mugearite An andesitic rock similar to...metamorphic formation of garnet peridotite from olivine gabbro primarily involves a change in the water content |  | | Journal (article/letter/editorial) | | diagenesisand low-grade metamorphism. P-t stabilities of laumontite, wairakite, lawsonite, and related minerals in...CaAIgSLOI, 2HzO Gr : Grossular, CarAlzSi:Or: Lm : Laumontite, CaAbSinOrz.4HzO Wo:Wollastonite, CaSiOs Lw :...el a1..,1959) Natural prehnite from Radautal, Harzburg (Preisinger, 1965) Natural prehnite from Tyrol...presently determined curve together with the upper and lower thermal stability limits of wairakite define two...CaO-AhOa-SiOz-HzO: invariant point [C] in which laumontite, wairakite, prehnite, and Camontmorillonite coexist |  | | 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) | | are shown to be of regional extent. They include lower grade heul~n~~~alcim~qua~z amblages and higher grade...relative to (Ca,Na,)O.Al,O, tends to increase for lower temperrtturss of formation in accordance with theoretical...both of which are readily synthesized whereas laumontite and heulandite, typicel of regional metamorphism...pressure, but the equilibrium temperature may be much lower. Preliminary solubility work indicates a reaction...Blomidon, Nova Scotia, and for prehnite from Prospect Quarry, New South Wales. 1. INTRODUCTION (W. S. F. |
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