 | | Journal (article/letter/editorial) | | with permission Figure 1. Composition limits of helvine-series minerals based on the atomic percent of...composition of each member of what we’ll refer to as the helvine series. Any composition point in the genthelvite...percents of genthelvite (Gen), danalite (Dan), and helvine (Hev). Reproduced with permission G enthelvite...solid-solution series with danalite, Be3Fe42+(SiO4)3S, and helvine, Be3Mn42+(SiO4)3S. Structurally the three minerals...type-locality in West Cheyenne Canyon, El Paso County, Colorado, is located in the Pikes Peak batholith |  | | Journal (issue) | | the meeting. Please join us if you are able. 2 Miller Indices revisited Don Howard Since the articles...and the last one as well, refer over and over to Miller Indices, I thought that a quick review of what...being said make more sense. First and foremost, a Miller Index is the name of a particular face in a crystal...simple rules for interchanging the numbers in a Miller Index. Let’s look at an example. Suppose that the...right. Another mineral in this symmetry group is helvine, Mn4 (Be3Si3O12) S . Again, the basis is quite |  | | Catalog/List | | Time 8am -9pm) FLUORITE,Rosilare Level.Minerva Mine No 1 ,Cave-in-Rock District.Southem Illonois.Xtl...SPHALERITE,var.Ruby Blende.Mid-Continent Mine,Pitcher.Oklahoma,USA Rich continuous druse of ruby sphalerite...free Very attractive D Ml. £5 36 MALACHITE,Dolwen Mine,Devils Bridge.Dyfed.Wales Vughy matrix of milky...Matrix free Good D or RF Ml £8 39 PYRITE,Nanisivik Mine,Baffin Island.North West Territory,Canada Xtl group...RF Ml.£3 42 SMOKY QUARTZ on ALBITE.Contact,Nevada,USA Series of smoky quartz xtl prisms to 30mm penetrating |  | | Journal (issue) | | Complex, Wausau Syenite Compley, Marathon County, Wisconsin, USA……………………………………………..21 DOLGOPOLOVA, A.,...Emmons pegmatite, Greenwood, Oxford Co., Maine, USA: implication for the origin of this unusual para...petrogenetic monitor of the evolution of the Tres Arroyos-granite-pegmatite system (Badajoz, Spain)…………………………………...evolution of the Emmons rare-element pegmatite (Maine, USA)…………………………………………37 GUASTONI, A., GENTILE, P., NESTOLA...agardite-(Y) and Pb-rich agardite-(Nd) from miarolitic granite of Cuasso al Monte, Varese province, (Southern |  | | Book (edition) | | Muineralogy of Arizona Stope in oxide ore, Copper Queen mine, Bisbee. These old workings were probably mined...his co-authors. A graduate of Michigan College of Mining and Technology (now Michigan Technological University)...a member of the faculty of Michigan College of Mining and Technology for three years, leaving that position...noted for computer applications in geology and mining engineering. The authors and publisher express...permission to reproduce the Map and Index of Arizona Mining Districts. Carleton B. Moore, Peter R. Busek, and | | | Book (edition) | | his co-authors. A graduate of Michigan College of Mining and Technology (now Michigan Technological University)...a men1ber of the faculty of Michigan College of Mining and Technology for three years, leaving that position...noted for con1puter applications in geology and mining engineering. The authors and publisher express...permission to reproduce the Map and Index of Arizona Mining Districts. Carleton B. Moore, Peter R. Busek, and...Copper-Related Deposits The Bisbee District Tl1e Mammoth-St. Anthony Mine, Tiger 17 17 21 3. Uranium and |  | | Book (edition) | | McDonald Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones...used mining districts as part of the locality description. These political and geographic district names...with a more descriptive term, metallic mineral district. This term shows the geochemical and mineralogical...reader to learn more about the geology of the district and to possibly predict the minerals that could...districts. Where possible, the metallic mineral district for each mineral locality is given for the mineral |  | | Journal (article/letter/editorial) | | GOLD FROM THE WILD AMMONOOSUC RIVER, GRAFTON COUNTY, NEW HAMPSHIRE. J. S. Genga, C. B. Handler, and...FROM THE WILD AMMONOOSUC AND BAKER RIVERS, GRAFTON COUNTY, NEW HAMPSHIRE. C. B. Handler, J. S. Genga, and...hematite and goethite, kainosite, and bertrandite. Helvine-group minerals recovered from a pegmatite pocket...hydrothermal fluids in the Mount Rosa Riebeckite Granite had high alkalinity and low alumina activity that...figure. tions), which cannot be indexed by integer Miller indices. One crystal from a gabbro rock in the |  | | Journal (article/letter/editorial) | | distortions in the SOD . framework in the socialite and helvine groups: An analysis 1n condensed normal modes of...6 Si 6 O24 Cl2 ), and beryllium and silicon in helvine (Mn 8 Be6 Si 6 O24 S2 ), (framework designated...Si 6 O 24 Cl 2 ) and the isostructural mineral helvine (Mn 8 Be6Si 6 O 24 S2 ) were first solved by Pauling...recognised to be isostructural with sodalite and helvine and the crystal structure of danalite was refined...sodalite-structured phases as a function of composition in the helvine group (Antao et al., 2021), in temperature in sodalite |  | | Book | | exploitation. Prefaced by a brief introduction on Comi_sh mining, which includes maps, diagrams and contemporary...selected several of the older mining pictures from the collections of the County Museum, Truro. ln supplying...to innumerable questions, the curators. of the County Mu~eu1n. Leslie Douch and Roger Penhallurick, have...geology of south-west England • 1 The mines and mining 15 Collectors and dealers 61 The minerals ...the great network of lodes "',oven through the granite and kill as of the peninsula has. since antiquity |  | | Report (issue) | | _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____ ____ Pag« 59...63 Good Hope barite mine, Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten...Ltd., mine...... --_--______.______ Lincoln County__-__-----_-----_-----___ Tern Piute district.........district____ .________..__ Nevada Scheelite mine.. _ ______ Hooper No. 2 mine __ _____ _ _ Yankee Girl mine_______________...Mountains_____________.____ Desert Scheelite mine..... _______ Gunmetal mine _ ___________ _ Manganese-tungsten |  | | Journal (volume) | | of euhedral schulenbergite at the Penberthy Croft Mine, Cornwall John Betterton and Ian E. Grey 34–35...Mike S. Rumsey 35–38 Segnitite from Weardale, County Durham Brian Young and Adam Pacey 39–42 Exhalative...south-west of the Emerald Isle, to Ballybunnion, in County Kerry, from where Mike Rumsey describes the first...supergene zone of the Slitt Vein, at Heights Pasture Mine, Weardale, an area not normally associated with...England at the book launch hosted at Killhope Lead Mining Museum. Roy Starkey photograph. waiting for the |  | | Book (edition) | | Chapters on the Coeur d'Alene Mining District, the Blackbird Mining District, and the Sawtooth Mountains...Chapters on the Coeur d'Alene Mining District and the Blackbird Mining District, and to Ben Sheppard for reviewing...reviewing the chapter on the Blackbird Mining District. Those who contributed photographs, or specimens...or a vein of massive pyrite and chalcopyrite in a mine, so references such as these were not included....for a particular mineral may be a certain mine, but that mine may now have a new name, or may now be a |  | | Journal (issue) | | Boreholes in the Carboniferous rocks of the.A:s:hover district, Derbyshire, by W. H. C. Ramsbottom, M.A., Ph...Smith, B .Sc., Ph.D. . · ··· . · II.-The Strontian Granite Complex, Argyllshire, by P. A. Sabine, Ph.D., A...mineralization near Dalbeattie, Kirkcudbrightshire, by J. M. Miller, B.Sc., and K. Taylor, B.Sc. 1 II.-Uraniferous...-Structure and mineralization at Roskrow United Mine, Ponsanooth, Cornwall, by J. Taylor, B.Sc., A.M...Atkin, M.Sc. . . 49 YI.-Beryllium in the Foxdale granite, Isle of Man, by J. Dawson, B.Sc. . . 55 VII |  | | Report (Issue volume) | | analyser in u�e on the 315-fathorn level, South Crofty Mine, Cornwall. See pp. 6, 16, 85 (MN. 22913) PLATE...1965 amended the Geological Survey Act 1845, the Mining Industry Act 1926, the Water Act 1945 and the Water...on Technical Assistance for Overseas Geology and Mining (the Brundrett Committee) that the functions of...information on the underground form of the Cornish granite masses and the distribution of textural variations...variations within them. They have also shown that the granite-killas contact varies from sharp to gradational |  | | Journal (issue) | | San Antonio Rock & Lapi dary Society and Bexar County Mineral Hobby Club. Chairman; Fred Stevenson, P...Monroe, Peru, Indiana. April 30, May 1. 1966—Dallas County' Rock Club will hold its Rock Club Showcase at...Federation of Mineralogical Societies. Host: Clark County Gem Collectors, Las Vegas Convention Center, Las...Lan- the American Mineralogist (1961). Un caster County, Pennsylvania is dolomite fortunately, dcweylite...north tf ^ Mason.Dixon )jne a, |h Q Creek Lancastcr County, Pennsylvania It may be rcacllcd by /oll>wing the |  | | Book | | (collar and xenoliths) Sodalitolite segregations Granite 39 39 Mineralogy Introductory remarks The systematics...case of the island of Laven in the Langesundfjord District of Norway. Interestingly, and in contrast to its...data from his subsequent research. Dr. Peter Tice (USA) provided a copy of his M.Sc. and Ph.D. theses. Dr...discussion on MSH rock types with LH. Dr. Dave Richerson (USA) provided details of the collecting history of donnayite...specimens from its collection. Dr. Modris Baum (USA) generously provided specimens for research and photographs |  | | Journal (issue) | | By S. Henley. . . . . . . . . . . . . . . . 136 Granite porphyries in Cornwall. By A. Hall .. . . . . ...161 Distribution of Uranium in the Land's End Granite and aureole, and various greenstones from Cornwall...180 Pendarves Mine: Some comments on the main crosscourse. the Tryphena lode at the granite/killas contact...events such as the intrusion of the Kennack Gneiss (Miller & Green, 1961a & b). Certainly there is no evidence...recumbent fold phase recognised. 8. synorogenetic granite intrusions. 9. areas of regional metamorphism higher |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...topaz, Thomas Mountains, Utah; (lower /eft) rnodochrosite, N’Chwaning mine, South Africa; (lower left...left, center) wulfenite, Red Cloud mine, Arizona; (lower right, center) mimetite, Tsiimehb, Namibia; (lower...Lincoln. Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For...Photo Editor: Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...topaz, Thomas Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left...Willard Lincoln. Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere...patience, and support of Lilly Kaufman and Amanda Miller of Van Nostrand Reinhold, and Bernice Pettinato...Pohl DG Richard Graeme DJ D. K. Jones Douglas K. Miller DK Arizona-Sonora Desert DM Museum DO = "Donald |  | | Book (edition) | | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...planes in their structure (usually with simple Miller indices) that are potential crystal faces or, when...its crystallographic orientation, as given by its Miller index, and the quality and ease of production of...planes: ( ) Miller indices included in parentheses denote a single crystal plane. { } Miller indices included...form generated by the symmetry of the class. [ ] Miller indices included in square brackets denote all |  | | Book | | number of the Ordnance Survey six-inch map of the county in question, or of the new gridded sixinch sheet...explained at the head of the first site under each county. 12 INTRODUCTION The main site interests arc...Society of Antiquaries, all in London; and Dorset County Archives, Dorchester, and Wells Natural History...Cornwall and lie within the aureole of the Land’s End granite mass of Armorican age (late Carboniferous to post-Carboniferous)...with the slate. The subsequent intrusion of the granite gave rise to thermal and pyromctasomatic alteration |  | | Book (edition) | | For the Student of Elementary Mineralogy, the Mining Engineer, the Geologist, the Prospector, the Collector...which shows the highest degree of The methods of Miller are followed as regards the indices of the different...Naumann, 1829 and later; Quenstedt, 1846 (also 1873); Miller, 1839 and 1863; Grailich, 1856; Kopp, 1862; von...Dufrenoy's Min., 1844-1847 (also 1856-1859); Brooke & Miller, 1852; J. D. Dana's System of 1837, 1844, 1850...deriving indices have been devised and The so-called Miller indices are most widely several are in use at present |  | | Book | | NAIROBI DAR ES SALAAM CAPE TOWN Published in the USA by Oxford University Press, New York 2 Filmset...Al)16O34(Cl,SO4,CO3)4.0-6H2O, from a lapis-lazuli mine, Sar-e-Sang, Badakshan province, Afghanistan. The...Greenish-blue hexagonal crystals from the Bou-Skour copper mine, Jebel Sarhro,* Ouazazate,* Morocco, have the composition...270. Natural /1-FeOOH, occurring at the Akagane mine, Iwate prefecture, Japan, and named from the locality...[2Mn0.Si02]. Named from the locality, Alleghany County, North Carolina. [M.A., 5, 50.] 13th List [Wales; |  | | Book (edition) | | to civilization. . . it is clear that 1825 mining opened the West- . —Charles W. Henderson, 1933...Highlights in the history of New Mexico mineralogy and mining 3 5 Prehistoric utilization of minerals New...SUBDISTRICTS, CAMPS, ETC. 569 BIBLIOGRAPHY 597 MAP: Mining Districts of New Mexico in pocket II. PREFACE...highlights in the his- New Mexico mineralogy and mining— including a section on the prehistoric utilization...edition, 1892. A. H. Fay (1920) A glossary of the mining and mineral industry. R. E. Grim (1953) Clay |
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