 | | Journal (article/letter/editorial) | | area: fluorapatite (blue-green), and orthoclase (road cut, village bypass), epidote, garnet, muscovite....1987 with only limited collecting possible since: albite* (cleavelandite), allanite-(Ce) (microcrystals)...at 15:01 05 January 2015 Figure 5. Quartz and albite, 4.7 cm tall, Middle Moat Mountain, North Conway...collecting began about 1940, prime years were 1960–1970: albite* (crystals), bavenite (crystals), bertrandite (microcrystals)...Blue Mountain, Table Mountain, and other areas): albite (crystals), arsenopyrite* (crystals), bastnäsite-(Ce) |  | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...laumontite is replaced by lawsonite, and analcime by albite or jadeite. Minute zeolite crystals that form at...composition), 600 to 900 meters thick, in the Oligocene to Lower Miocene John Day Formation in central Oregon (Hay...natrolite, gonnardite, gismondine, and faujasite; and a lower zone (up to 8 meters thick) that is analcime-dominant...covering of the flow by additional flows before the lower flow has cooled, differences in chemical environment | | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...laumontite is replaced by lawsonite, and analcime by albite or jadeite. Minute zeolite crystals that form at...composition), 600 to 900 meters thick, in the Oligocene to Lower Miocene John Day Formation in central Oregon (Hay...natrolite, gonnardite, gismondine, and faujasite; and a lower zone (up to 8 meters thick) that is analcime-dominant...covering of the flow by additional flows before the lower flow has cooled, differences in chemical environment |  | | Journal (article/letter/editorial) | | identification on this mineral? It came from a road cut in Tarriffville (Hartford Co.), Conn."—a recent...Locks, Conn. The specimen consists of small, white albite xls. DELAWARE—We need items on Delaware. Do hope...and stones as large as fifteen carats have been cut from some of the material. About 1300 pounds of gem...quality aquamarine has been recovered from this district. No emeralds have been found. Sapphire—No transparent...specimen was stumbled upon while I was taking a short cut across country over a rock strewn slide between two |  | | Book | | Justus-Liebig-Universität Senckenbergstrasse 3 35390 Giessen Germany K. WEBER Institut für Geologie und Dynamik der...Göttingen Goldschmidtstrasse 3 37077 Göttingen Germany Cataloging-in-Publication D a t a applied for...international conference in G6ttingen/Giessen, Germany. Discussions were focused on the Tectonothermal...Geological Survey of Hessen Leberberg 9 65193 Wiesbaden Germany V. BACHTADSE Institut fur Allgemeine und Angewandte...Ludwig-Maximilians-U niversitat Theresienstr. 41 80333 Munchen Germany M. BANAS University of Mining and Metallurgy AI |  | | Journal (article/letter/editorial) | | with schorl and albite, variety cleavelandite, 49er Pocket, Oceanview mine, Pala district, San Diego County...Nevada, 66 Albert Ordway (1935–2007), D. Leicht, 178 Albite, California, 292 Alumopharmacosiderite, Utah, 452...Vergenoeg mine, South Africa, 413 Benyacarite, Germany, 345 Beryl, California, 292 Betekhtinite, New York...Collecting Microminerals in the Creede Mining District—The Amethyst, Commodore No. 5, and Bulldog Mountain...451– 56; Minerals of the Singer Mine, Goodsprings District, Clark County, Nevada, P. E. Haynes, A. R. Kampf |  | | Journal (article/letter/editorial) | | states it is the variety of the feldspar mineral Albite called "cleavelandite," consisting of aggregates...Arkansas minerals but do have most of it. The regular Albite in crystal aggregates and massive is quite common...sma'l beach, approached by a dirt road off the Manzanita-Bolinas Road, about 6 miles from Manzanita on...along Route U. S. 301 south of Ocala. All along the road here and there are piles of rocks which are the... and may be reached by way of the Pine Mountain Road. It is on the farm of Mr. Joe Speed, which is about |  | | Book (volume) | | is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines, morganites...Naturhistorisches Museum der Stadt Bern, Bern, Germany, 143 p. Vlasov, K. A., Kuz'menko, M. Z., and Es'kova...names, varietal names, and synonyms are placed in lower case letters in the "headers." An asterisk in front...mineral localities. Mine dumps, excavation walls, road cuts, etc. can be covered with a variety of efflorescences...geographical names such as East Standpipe Hill quarry, Lower Tryon Mountain quarry, and Upper Colton Hill prospect |  | | Catalog/List | | 400 LOW ground for believing conversion of the lower to the higher form takes place at a precise temperature...tubes prevented this very symmetrical forfrom betfig cut into gemstones. Pinacoidal faces. (E. Swabodda Collection)...Kyanite show intersecting textures. Diamantina District, Minas Gerais, Brasil. 84A6(a) 5 x 5 cm 5.00 Highly...over the fore-section amethyst crystals. The Irai District, Rio Grande do Sul, Brasil. combination is a delight...major crystal is complete Menzengraben, Rhon, West Germany, and absolutely free of damage. The shape B.R.D |  | | Journal (article/letter/editorial) | | Walter photo July/August: Microcline, quartz, and albite, Kestral Pocket, Smoky Hawk mine, Teller County...Albert Laws Kidwell (1919–2008), A. E. Smith, 71–72 Albite, Japan, 523; New York, 221, 451, 454 Allanite-(Ce)... S. C., Road-Cut Mineral Occurrences of St. Lawrence County, New York—Part 3: Oxbow Road Cut, 254–62;...County, Colorado, 338–44; Shattuckite, Kunene District, Kaokoveld, Namibia (R. Bowell, R. B. Cook), 544–550...County, Michigan, Lake Superior Native Copper District, T. Rosemeyer, 298–323 Cornell University collection |  | | Field Trip Notes | | (C3), (EI)-^s and probably under Saratoga Lakeo Lower Ordovician carbonate rocks appear on both sides...faults and their accompanying strike-slip faults cut at least some of the eastern folds and faults in...though changed in detail and including a thick Lower Cambrian succession beneath (see below description...rocks are limestone and cherty dolomite and contain Lower Ordovician fossils. -.9- Dale (1899) maps a similar...most areas by folds. Where the Upper Cambrian and Lower Ordovician part of the section is exposed, the folds |  | Gutzmer, J., Banks, D.A., Lüders, V., Hoefs, J., Beukes, N.J., von Bezing, K.L. (2003) Ancient sub-seafloor alteration of basaltic andesites of the Ongeluk Formation, South Africa: implications for the chemistry of Paleoproterozoic seawater. Chemical Geology, 201 (1) 37-53 doi:10.1016/s0009-2541(03)00225-0 | Journal (article/letter/editorial) | | GeoForschungsZentrum Potsdam, Telegrafenberg, D-14473 Potsdam, Germany d Institute of Geochemistry, University of Göttingen...Goldschmidtstrasse 1, D-37077 Göttingen, Germany e Medkim 2, Du Toitspan Road, Kimberley 8301, South Africa Accepted...Craton. Pods and short veins of megaquartz, with albite, epidote and traces of calcite and Cu – Ni – Co...quartz (Fig. 2C), while labradorite is replaced by albite and fine-grained pumpellyite (Fig. 2D). The groundmass...converted to a dense mass of pumpellyite, chlorite, albite and quartz (Fig. 2D). Primary pore spaces are lined |  | | Journal (article/letter/editorial) | | omitted from locality information. Where lot and district numbers are given, it is necessary to use topographic...the photographs. Baldwin County Milledgeville district—between the State Sanitarium and the Oconee River:...east of Commerce on S.R. 59, and 0.8 km off Browns Road: beryl (Furcron, 1959). Hills property—near Commerce:...Commerce: ferrocolumbite (Cook, 1978). Lula district—Standridge property, about 7.0 km east of Lula: kyanite...(chryso lite, olivine) (Teague, 1956). Jefferson district—9.7 km southwest of Jefferson on S.R. 11, northwest |  | | Journal (article/letter/editorial) | | ........................................... “Franconia” breccia........................................altitude of 586 feet, is the only large lake in the district. The higher sections are dominated by Mt. Cardigan...Ammonoosuc volcanics of probable Ordovician age, is cut by a granite of the Oliverian magma series. The age...porphyritic gneiss, and the Concord granite. The “Franconia” breccia is associated with the late stage of...Mascoma, Mt. Cube, Rumney, Mt. Moosilauke, and Franconia quadrangles. Billings considers it to be one of |  | | Journal (article/letter/editorial) | | Establishment 3000 E . Ridge Road, Box 1712 Rochester, New York 14603 and topaz have lower dispersion and so do...Capo di Bove near Rome; Weilberg, Rhineland, West Germany; and K l o c h , Styria, Poland. The Sicilian gonnardite...(Long. 83° 2'E; Lat. 18° 17'NJ of Visakhapatnam district, Andhra Pradesh, India. The rock types around...hill of blasted rock that resulted from a giant road cut made for the main highway in Rocky Mountain National...T E M B E R / O C T O B E R 1980 211 Left: Albite from Maine. Right: Apatite from New Hampshire. |  | | Journal (article/letter/editorial) | | cabochons, each iy2 inches in length, that had been cut and polished by Mr. Shalevetz, were received. One...noticed by the writer in a rail- more work from me." road cut about two miles southeast of ILLINOIS — Small...MAINE — Small brown zircon xls have been found with albite, columbite, smoky quartz and autunite in the feldspar...The Bi-Metallic mine in the Flint Creek mining district, near Philipsburg, Granite Co., Mont., was noted...collectors visited the large sand and gravel pit near Franconia, Fairfax Co., Va., on Sat., Jan. 12, 1952. The |  | Seidel, Eberhard, Okrusch, Martin, Kreuzer, Hans, Raschka, Helmut, Harre, Wilhelm (1976) Eo-Alpine Metamorphism in the Uppermost Unit of the Cretan Nappe System — Petrology and Geochronology. Contributions to Mineralogy and Petrology, 57 (3) 259-275 doi:10.1007/bf03542937 | Journal (article/letter/editorial) | | aphisches Institut, D-3300 Braunschweig, F.R. Germany Hans Kreuzer, Helmut Raschka, and Wilhelm Harre...Geowissenschaften und Rohstoffe, D-3000 Hannover 51, P.R. Germany Abstract. The uppermost unit of the Cretan nappe... over a total distance of about 1 km, along the road Lendas-Krotos- Miamou-PI6ra-Aghii Deka, in a bee-line...plagioclases investigated are twinned according to the albite law, frequently in combination with the pericline...The plagioclases are twinned according to the albite, albite-Carlsbad, and Carlsbad law, frequently in combination |  | | Journal (article/letter/editorial) | | "This garnet in biotite schist was found in a road cut on the little North Fork of the Clearwater River...calcite crystals had been made in the Tri-State District. Supposed to be in a mine which had been worked...crystals. It is a very nice specimen. The Tri-State District is an area embracing S/E Kansas, N / E Oklahoma...attractive consisting of large masses of white albite, large plates of silvery muscovite, and small masses...some rock surfaces, or as small tabular xls with albite xls. The blackish, sometimes purplish, metallic |  | | Journal (issue) | | one side off the set. 12" saws are guaranteed to cut 3000 Sq. Inches of assorted materials. Our customers...says-''We don't have to buy saws so often now. We cut at least 1000 Sq. inches more with your saws than... N. M., wires "Send four more 12" diameters. We cut 5000 Sq. Inches with one of the last 12" diameters..................... 475 MINERAL COLLECTING IN FRANCONIA, N . H . By Sa,nuel C. Brown ........ ...... 475...louisquisset Pike (R. I. Route 146), ( the main road between the cities of Providence and Woonsocket) |  | | Journal (article/letter/editorial) | | Variscan granite emplacement in north-east Bavaria, Germany: further clues from a petrogenetic study of...the Variscan magmatic evolution in north-east Bavaria. The compositional characteristics classify the...biotite fractions of single specimens show a trend to lower concentrations of compatible elements in the finer...Potsdam, Telegrafenberg, D-14473 Potsdam, Germany north-east Bavaria, the new results substantiate the view...Isotopic systems • Muscovites • North-eastern Bavaria Introduction To put confident quantitative limits |  | | Journal (article/letter/editorial) | | This may indicate that the content of water was lower in the hydrothermal stage of the pegmatite formation...exposed partially in a road cut on the eastern side of the hill, along the road Haneholmveien. The coordinates...(Fig. 2) or climbing gear from above. From the road cut, the pegmatite dike can be traced in a SSW direction...vegetation, mostly heather plants, and disappears. The road cut was made during an expansion of Haneholmveien...first author's collection (# 594). Microcrystals of albite, zircon, beside fluorapatite and possible milarite |  | | Journal (article/letter/editorial) | | gabbro. Aplitic, monzonitic, and lamprophyric dikes cut all the major rock types. Some aplite dikes are younger...Mountain 3. Percy quadrangle 7. Pliny region 4. Franconia region 8. Pawtuckaway Mountains 908 ROY AND...labradorite (An5g to An63) are twinned according to the albite and Carlsbad laws and have normal zoning, of which...25 — — — Coarse-grained monzonite from Boulder Road just east of Round Pond. F. A. Gonyer, analyst....gneissoid variety, whereas the smaller area along the road in the western part of the area is diabase. The |  | | Book (edition) | | Geology of the Princess Sodalite Mines The Prince open-cut mme ha been worked sporadically on a mall scale since...working are on a mall hill just north of the. East Road. in Dungannoo Township, aboo 2.5 mile (4 km) n rth... ;- ~; . . . The nephelin -rich gnei here are cut by several calcite-cored vein-dykes which are lined...should be used when taking an automobile off the main road. Make sure that if you do get in difficulty that...park in safe place, well off to the side of the road. ROCK COLLECTING IN THE BANCROFT AREA S ite Townsh |  | | Journal (article/letter/editorial) | | Universität Hannover, Welfengarten 1, D-30167 Hannover, Germany b Geology and Mineralogy, Åbo Akademi University...Adolph-Roemer-Str. 2A, D-38678 Clausthal-Zellerfeld, Germany Received 14 November 2001; accepted 14 March 2003...microcline phenocrysts. Road cut ‘‘S’’ (see Fig. 3) along the Turku – Helsinki motor road 110, 3.5 km SE of...both rock types, garnet-bearing melt patches cross-cut and obliterate S2 and are commonly aligned parallel...Crd (Stevens et al., 1995). Grt F Liq pods cross-cut S2 and, where non-equidimensional, have long axes |  | | Journal (article/letter/editorial) | | kbar. The metamorphic conditions evolved towards lower pressure (T 〜 470−490° C and P 〜 8 kbar in the blueschist−...later stage of the exhumation, pumpellyite and albite grew under P−T conditions around of T < 350° C...kbar. The studied specimen was collected along a road cut between Alpette and Cuorgne in the Orco Valley...image of this region is higher than for jadeite and lower than for omphacite. The EPMA data of this region...replaced by a retrogressive actinolite and albite symplectite. Albite (Xab > 0.8 and Xan < 0.2) of secondary |
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