 | | Journal (article/letter/editorial) | | igneousrocks of Magnet Cove,Arkansas: Metasomatizedijolite xenoliths from Diamond Jo quarry M.cnrA,J. K....the Magnet Cove alkaline ring-dike complex. Xenoliths were collected from the Diamond Jo quarry located...form the inner rings of the Magnet Cove complex. INrnolucrroN The Magnet Cove complex is an alkaline ring-dike...in an area of approximately 12 km2 in Hot Spring County, Arkansas. The igneousrocks of the complex intrude...indicate two periods of igneous activity at Magnet Cove. The mean spheneagefor the emplacement of the |  | Appleman, Daniel E., Evans, Howard T., Nord, Gordon L., Dwornik, Edward J., Milton, Charles (1987) Delindeite titanosilicates and lourenswalsite, two new from the Magnet Cove region, Arkansas. Mineralogical Magazine, 51 (361) 417-425 doi:10.1180/minmag.1987.051.361.08 | Journal (article/letter/editorial) | | lourenswalsite, two new titanosilicates from the Magnet Cove region, Arkansas DANIEL E. APPLEMAN Department of Mineral...Smithsonian Institution, Washington, D.C. 20560, USA AND HOWARD T. EVANS, JR., GORDON L. NORD, EDWARD...U.S. Geological Survey, Reston, Virginia 22092, USA Abstract Delindeite and lourenswalsite are two...in nepheline syenite in the Diamond Jo quarry, Hot Spring County, Arkansas. Delindeite is found as aggregates...+ state. Introduction THE Magnet Cove region near Hot Springs, Arkansas has long been famous for its |  | | Other Paper | | MAGNET COVE, HOT SPRING COUNTY, ARKANSAS: COLLECTOR AND PROFESSIONAL OBSERVATIONS, STORIES AND PHOTOGRAPHS...Jr. and J. Michael Howard MAGNET COVE, HOT SPRING COUNTY, ARKANSAS: COLLECTOR AND PROFESSIONAL OBSERVATIONS...Michael Howard 16001 Vimy Woods Road Mabelvale, Arkansas 72103 E-mail: jmichaelhoward@sbcglobal.net ©...Introduction…………………………………………………………………... 17 Kimzey Calcite Quarry………………………………………………………. 18 Perovskite Hill………………………………………………………………...Locations………………………………………………………………... 21 Diamond Jo Quarry…………………………………………………………... 21 Eudialyte Syenite |  | | Journal (article/letter/editorial) | | Y" Amsterdam Alkaline igneous rocks of Magnet Cove, Arkansas: Mineralogy and geochemistry of syenites...Ross, M., 1990. Alkaline igneous rocks of Magnet Cove, Arkansas: Mineralogy and geochemistry of syenites...carbonatites. Lithos, 26: 67-98. Syemtes from the Magnet Cove alkaline igneous complex form a diverse mmeralogical...intergrowths of K-feldspar and nepheline. The Diamond Jo nepheline syenite group defines a different differentiatlOn...crystalhzatlOn history of the syemtes. Introduction The Magnet Cove complex is a IOI-Ma (Zartman, 1977; Eby, 1987) |  | | Report (issue) | | AGES Brochure Series 004 Magnet Cove A synopsis of its geology, lithology and mineralogy. Brookite...Angela Chandler 2007 Arkansas Geological Survey, Bekki White, State Geologist Magnet Cove is an area of unusual...located in northern Hot Spring County, Arkansas, about 12 miles east of the city of Hot Springs. U.S. Highway...Highway 270B (Arkansas Highway 51) passes east-west across the center of the Cove. The Cove lies at the...Ouachita Mountains (Fig. 1). Adjacent to the Magnet Cove intrusion, ridges and valleys are the topographic |  | | Journal (article/letter/editorial) | | photo. March/April: Quartz, Middleville, Herkimer County, New York. John C. Medici specimen and photo. May/June:...May/June: Turgite, Graves Mountain, Lincoln County, Georgia. Ronald E. Bentley specimen and photo. July/August:...deLinde No. 4 mine, High Peak, Montgomery County, Arkansas. Private collection; Ronald E. Bentley photo...photo. September/October: Barite, Otero County, Colorado. Dan and Dianne Kile specimen; John Muntyan photo...Wilson. W. E. Wilson photo. Acmite, Arkansas, 304, 321 Aenigmatite, Arkansas, 306 Alabama, volkovskite, 472 |  | | Report (issue) | | Petrology of the Alkalic Igneous Complex at Magnet Cove, Arkansas GEOLOGICAL SURVEY Prepared in cooperation...Petrology of the Alkalic Igneous Complex at Magnet Cove, Arkansas By R. L. ERICKSON and L. V. BLADE GEOLOGICAL...petrology of the alkalic igneous complex at Magnet Cove, Arkansas, by R. L. Erickson and L. V. Blade. Washington...igneous complex at Magnet Cove, Arkansas, 1963. (Card 2) 1. Geochemistry Arkansas Magnet Cove. 2. Petrology...Petrology Arkansas Magnet Cove. 3. Rocks, Igneous. 4. Rocks Analysis. I. Blade, Lawrence Vernon, 1917joint author |  | | Journal (article/letter/editorial) | | kassitefrom the Diamond Jo quarry, which is in a nepheline syenite pegmatiteat the edgeof the Magnet Cove complex...showed that although the sample from the Diamond Jo quarry has a chemical formula that agreeswith kassiteas...found to be a three-phasemixture of kassite, cancrinite, and hematite. Rudashevskii et al. reported that...below 180 qC, and that below this temperature the cancrinite in the scaleis replaced by the related feldspathoid...kassite from the other minerals in the scale.The cancrinite was dissolvedby leaving approximately l0 g of |  | | Journal (article/letter/editorial) | | page). The Bassett Stone Company quarry at Monticello, Wayne County, Kentucky, ca. 1962. Shown are the...The fluorite pictured in figure 2 is from this quarry. Terry Huizing photo. Downloaded by [Northeastern...on dolomite from the Bassett Stone quarry at Monticello, Wayne County, Kentucky. Terry Huizing specimen...the Lexington Quarry Company Catnip Hill facility near Nicholasville, Jessamine County, Kentucky. Harris...from the Lexington Quarry Company Catnip Hill facility, Nicholasville, Jessamine County, Kentucky. Harris |  | | Journal (article/letter/editorial) | | crystals, Arkansas also boasts an array of other minerals, as evidenced by this county-by-county description...minerals of Magnet Cove, continued with mining in north ern and western Arkansas and Magnet Cove during the...throughout the state and extensive collecting in Magnet Cove. In the 1900s, mining and minerals continue to...in full swing and the demand for and price of Arkansas quartz crystals has skyrocketed. In October 1987...exploited. Continued interest in and study of Arkansas minerals, par ticularly the microminerals, will |  | | Report (edition) | | STATE OF ARKANSAS BULLETIN 23 MINERAL SPECIES OF ARKANSAS A DIGEST By J. Michael Howard 1987 Revised...Little Rock ARKANSAS GEOLOGICAL COMMISSION Norman F. Williams State Geologist STATE OF ARKANSAS BULLETIN...SPECIES OF ARKANSAS A DIGEST By J. Michael Howard 1987 Revised 2007 Little Rock ARKANSAS GEOLOGICAL...Williams State Geologist STATE OF ARKANSAS Bill Clinton, Governor ARKANSAS GEOLOGICAL COMMISSION Norman F...three-day trip to the Little Rock, Hot Springs, and Magnet Cove areas of Arkansas. The trip was conducted by |  | | Report (edition) | | STATE OF ARKANSAS BULLETIN 23 S P EC I ES O F A RKA N SA A DIGEST By J. Michael Howard \ 1987... / ARKANSAS GEOLOGICAL COMMISSION Norman F. Williams State Geologist s·' , STATE OF ARKANSAS BULLETIN...23 SPECIES OF ARKANSAS A DIGEST By J. Michael Howard 1987 Little Rock ARKANSAS GEOLOGICAL COMMISSION...State Geologist STATE OF ARKANSAS Bill Clinton, Governor ARKANSAS GEOLOGICAL COMMISSION Norman...field trip to the Little Rock, Hot Springs, and Magnet Cove areas of Arkansas. The trip was conducted by |  | | Journal (article/letter/editorial) | | GEOLOGICAL MAP OF MAGNET COVE, ARKANSAS Downloaded from gsabulletin.gsapubs.org on August 9, 2015 I1...AMERICA IG N E O U S C O M PLEX O F M A G N E T COVE, A R K A N S A S BY HENRY S. WASHINGTON (Presented.................... 396 Part II.—Petrology of Magnet Cove................................................ 390 H . S. W ASHINGTON— IGNEOUS COMPLEX O P MAGNET COVE P a r t I.— G eo log ic S t r u c t u r e o...T O R Y The igneous rocks of Arkansas, especially those of Magnet Cove, have become classical through |  | | Journal (article/letter/editorial) | | THE FOYAITE-IJOLITE SERIES OF MAGNET COVE: A CHEMICAL STUDY IN DIFFERENTIATION. INTRODUCTORY. SOMETIME...published a paper' on the "Igneous Complex of Magnet Cove," in which it was shown that the main types found...cit., p. 403. 3J. F. WILLIAMS," Igneous Rocks of Arkansas." Ann. Rep. Geol. Surv. Ark. Vol. II, 189o. 4...locality were such that it was thought that the Magnet Cove complex might furnish another favorable example...six of the representative plutonic rocks of Magnet Cove, as well as two of Fourche Mountain, were therefore |  | | Journal (article/letter/editorial) | | perovskite from kimberlite (Iron Hill, Wyoming, USA) and carbonatite (Prairie Lake, Ontario, Canada)...developed in feldspathoid syenites at Magnet Cove in Arkansas (Evans et al. 1986), and Khibiny and Kovdor...spectrometry (EDS): kimberlite from Iron Mountain (Wyoming, USA), calcite carbonatites from Prairie Lake (northwestern...Josephine Creek, Oregon, USA Diamond Jo quarry, Magnet Cove, Arkansas, USA Kerimasi, northern Tanzania...ultramafic rocks (Kas) Iron Mountain, Wyoming, USA Late hydrothermal minerals; associated with perovskite |  | | Journal (article/letter/editorial) | | Shockley's comprehensive survey of collecting in Magnet Cove, Arkansas was but one of the many outstanding articles...with timeless appeal to mineral stu dents. The Magnet Cove locality has remained a prime collecting site...MINERALS Mineral Collecting Magnet Cove, June, 1948 in Arkansas By W O O D L A N D G . S H O C...E Y Since early in the nineteenth cen tury Magnet Cove has been one of the world's most famous mineral...Unfortunately, most of the published material on the Cove is either out of print or is otherwise hard to obtain; |  | | Journal (article/letter/editorial) | | NOVEMBER-DECEMBER, 1901 THE FOYAITE-IJOLITE SERIES OF MAGNET COVE: A CHEMICAL STUDY IN DIFFERENTIATION. II.' DISCUSSION...chief molecular ratios of those analyses of the Magnet Cove rocks which I am led to believe are the most... VII. VIII. Covite. Foyaite, Diamond Jo. Pulaskite, Braddock's quarry. Pulaskite, Type, Fourche Mt....rocks, which, although somewhat distant from Magnet Cove, undoubtedly belong to the same general regional...DIAGRAM I. It has already been explained that at Magnet Cove the arrangement of rocks from center to periphery |  | | Journal (article/letter/editorial) | | gonnardite, and thomsonite from the Magnet Cove alkaline igneous complex, Arkansas, and of selected specimens...syenitesfrom the Magnet Cove alkaline igneous complex located near Hot Springs,Arkansas(Flohr and Ross...extensivelymetasomatized, one of the purposesof our Magnet Cove investigations was to characterizethe mineralization...middle-stage magmatic crystallization: feldspar, cancrinite, sodalite, and nosean. During latestagecrystallization...NATROLITE GROUP mineral group found in the Magnet Cove rocks. To verify TABLE1. Names,chemicalformulas |  | | Book | | ulged sspry suoRdIUNWILUOD s[qeus pides UONNQINSIP Jo oy} ALIeND Ul oy} puNoAsyOeG SI PosUO sy} ALINTAS-ANITAHd...“NOLHdaN ORIVINO 1010Yd | [oiajsnpuy sjosauryyy Jo vpoun Pw, NATURAL ENVIRONMENT INSTITUTE OF...Czechoslovakia and the Federal Republic of Germany; Warren Spring Laboratory, Stevenage. Companies Associated Portland...large deposit of nepheline-syenite is worked in Arkansas, U.S.A., to provide the raw material for a local...purpose and the annual production capacity of the Arkansas granule plant is reported to be 100,000 tons. |  | Melluso, L., Srivastava, R. K., Guarino, V., Zanetti, A., Sinha, A. K. (2010) MINERAL COMPOSITIONS AND PETROGENETIC EVOLUTION OF THE ULTRAMAFIC-ALKALINE - CARBONATITIC COMPLEX OF SUNG VALLEY, NORTHEASTERN INDIA. The Canadian Mineralogist, 48 (1) 205-229 doi:10.3749/canmin.48.1.205 | Journal (article/letter/editorial) | | interstitial nepheline (usually corroded by cancrinite), deep green clinopyroxene, titanite, mica and...very rare ilmenite, titanite and interstitial cancrinite. Sample SV52A is a composite rock consisting...(Fig. 6). Feldspathoids Nepheline, nosean and cancrinite have been observed in the Sung Valley rocks....ranges from 7.1 to 7.5 wt%. Highly birefringent cancrinite developed at the expense of nepheline in the...from 3.2 to 4.3 wt% (Table 7). Members of the cancrinite–vishnevite series are also locally found. Alkali |  | | Book (edition) | | abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from...crystals at Magnet Cove, purple. transparentto translucent,Juster vitreous to Hot Springco., Arkansas, in the |  | | Book (edition) | | (Brazil). Malcolm Back (Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia). Fabio Bellatreccia...(Italy), T.S. Ercit (Canada). Alexander Falster (USA). Jeffrey de Fourestier (Canada). Robert Gault (Canada)...Henderson. Jr. (USA). D.D. Hogarth (Canada). J.L. Jam bor (Canada), Anthony R. Kampf (USA). Pave! M. Kartashov...Karnp-Moller (Denmark). Akira Kato (Japan). Lance E. Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria)...Republic). Per Nystcn (Sweden), David O'Hanlcy (USA). Filippo Olmi (deccased) (ltaly). Werner H. Paar |  | | Journal (article/letter/editorial) | | garnet-ijolite xenoliths in nepheline syenite at Magnet Cove, Arkansas(Flohr and Ross, 1989). Fluorian grandites...garnet cs alteration of magmatic nepheline' At Magnet Cove, fluorian garnets occur as secondary overgrowths...magnetite are both primary and secondary phases,and cancrinite occurs with zeolite as alteration ofnepheline...is a continuous range in Xo' compositions in Magnet Cove F-bearing grandites from -0 to 0.64. It can be...igneous rocks of Magnet Cove, Arkansas: Metasomatized ijolite xenoliths from Diamond Jo quarry. American Mineralogist |  | | Journal (article/letter/editorial) | | (Fig. 3c) and local replacement of nepheline by cancrinite and magnetite by hematite. 3.2. Pegmatites and...Nepheline Syenite (Mitchell and Platt, 1982), 3=Diamond Jo Nepheline Syenite (Flohr and Ross, 1990), 4=...nepheline are surrounded by halos of garnet or cancrinite. Representative analyses from the different carbonate...Ross, M., 1990. Alkaline igneous rocks of Magnet Cove, Arkansas: Mineralogy and geochemistry of syenites |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...(banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N of Calloway |
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