 | | Report (issue) | | MgFe3+ 2 O4 Magnesioferrite c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Cubic. Point...In the USA, from the Crestmore quarry, Riverside Co., California and at Magnet Cove, Hot Spring Co., Arkansas...Arkansas. Abundant at Långban, Värmland, Sweden. In Russia, from mines around Kopeysk, Chelyabinsk... B., E.A.J. Burke, and P. Maaskant (1974) Magnesioferrite, a mineral new for Långban, Sweden. Arkiv...temperature dependence of the cation distribution in magnesioferrite (MgFe2 O4 ) from powder XRD structural refinements |  | | 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 |  | Zaitsev, A. N., Williams, C. T., Britvin, S. N., Kuznetsova, I. V., Spratt, J., Petrov, S. V., Keller, J. (2010) Kerimasite, Ca3Zr2(Fe23+Si)O12, a new garnet from carbonatites of Kerimasi volcano and surrounding explosion craters, northern Tanzania. Mineralogical Magazine, 74 (5) 803-820 doi:10.1180/minmag.2010.074.5.803 | Journal (article/letter/editorial) | | 1963), Iron Hill, Colorado, USA (Dowty, 1971), Magnet Cove, Arkansas, USA (Chakhmouradian and McCammon...originally documented in carbonatites from Magnet Cove, Arkansas, USA and named kimzeyite, with a simplified...Additional compositional data for kimzeyite from Magnet Cove are given by Lupini et al. (1992), Haynes et...contain forsterite pseudomorphs, magnetite or magnesioferrite and fluorapatite as minor mineral phases, and...of abundant nyerereite solid inclusions in magnesioferrite from Kerimasi carbonatite supports Hay’s suggestion |  | | 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) | | Hydrothermal Inclusions in Carbonatite of the Magnet Cove Complex, Arkansas \ Bruce E. Nesbitt and William C. Kelly...U.S.A. Abstract. The carbonatite at Magnet Cove, Arkansas, USA contains a great variety and abundance...complex. Numerous secondary inclusions in the Magnet Cove calcite contain an intriguing variety of daughter...Introduction The carbonatite in the Magnet Cove Complex of central Arkansas contains a variety of magmatic...once-fluid inclusions of the quality seen in Magnet Cove minerals. A survey of 150 polished inclusion |  | | 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 |  | | 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 ©...Additional Magnet Cove Mineral Occurrences……………………………… 49 Part 2 – Minerals of Magnet Cove, Hot Spring County...County, Arkansas and Vicinity……………………..... 49 Part 3 – Briefs of the Important Mineral Locations of Magnet |  | | Report (issue) | | (1) Lovers Pit, Mineville, Essex Co., New York, USA. (2) Meier's Find, Western Australia; by electron...Forms two series, with jacobsite, and with magnesioferrite. Spinel group. Occurrence: A common accessory...Greenland. From Bancroft, Ontario, Canada. In the USA, around Lake Sanford, Essex Co., and in the Tilly...Brewster, Putnam Co., New York; at Magnet Cove, Hot Springs Co., Arkansas; in the Iron Springs district, |  | | Journal (article/letter/editorial) | | 40506-0053, USA Department of Geology and Geophysics, University of Wisconsin, Madison, WI 53706, USA b Received...measured for carbonatites from Oka (Canada), Magnet Cove (USA), Jacupiranga (Brazil), and Essonville (Canada)...(745 – 770 jC) and Cc – Mnt fractionations from Magnet Cove (700 and 760 jC). Cc – Mt temperatures for very...Survey, MS 973, Denver Federal Center, Denver, CO, USA. magmas. Field evidence (Dawson, 1962, 1989) and...from three wellknown carbonatite localities (Magnet Cove, USA; Oka, Canada; and Jacupiranga, Brazil), and |  | | Journal (article/letter/editorial) | | magnetites. The analysis of magnetite from Magnet Cove, Arkansas, by M. G. Keyes, recorded by Newhouse and... Milner. 3. Titanomagnetite (titaniferous magnesioferrite), Norway (Newhouse and Glass, 1936). Analyst...Analyst Mary G. Keyes. 4. Titanomagnetite, Magnet Cove, Arkansas, U.S.A. (Basta, 1957). Analyst H B. Milner...exact association of the magnetite specimen from Magnet Cove (Table 3, anal. 4) is also unknown to the writer'...limestone (Palache etal.,1944). Magnetite (magnesioferrite)containing 12..58percent MgO has been reported |  | | Journal (article/letter/editorial) | | The University of Michigan, Ann Arbor MI 48109, USA Abstract. The eutectic mineral assemblage calcite-dolomite-...calcite-dolomite- periclase-apatite-forsterite-magnesioferrite-pyrrhotite-alabandite in a carbonatite dike...calcite-dolomite-periclase-olivine-apatite-magnesioferrite-pyrrhotite-alabandite, is apparently * Contribution...Mn + 2 = 0.15 per formula unit, and then to magnesioferrite (Table 2, MF.2R) essentially identical in composition...olivine spinel xenoliths is even closer to pure magnesioferrite ( M g + 2 = 0.86 per formula unit) and is qualitatively |  | | Journal (article/letter/editorial) | | Corporation of America Mine No. 4, St. Lawrence County, New York T he technological development of mankind...above. 240 possessing significant polarity (like a magnet) is known as lodestone. _ Magnetite is isometric...Fe2+,Mg)(Fe3+,Mn3+)2 O4] and the other with magnesioferrite (MgFe3+ O4). Con2 sequently, “pure” magnetite...famous Tilly Foster iron mine near Brewster, Putnam County (see Cook 2008 and references therein) was the...Essex County; excellent sharp octahedra to 2 cm have been collected at Port Henry in the same county. The |  | | Report (issue) | | A note on newly discovered kimberlites in Riley County, Kansas William L. Mansker, Bill D. Richards, and...petrography of the Twin Knobs ttl lamproite, Pike County, Arkansas . 205 Michael A. Waldman, Tom E. McCandless...McCandless, and Hugo T. Dummett The Cretaceous Arkansas alkalic province; A summary of petrology and geochemistry...Potash Sulfur Springs igneous complex, Garland County, Arkansas Robert E. Zartman and J. Michael Howard .... 235 Isotopic relationships in Arkansas Cretaceous alkalic complexes . 241 G. R. Tilton, Sung Tack |  | Galuskina, I. O., Galuskin, E. V., Dzierzanowski, P., Gazeev, V. M., Prusik, K., Pertsev, N. N., Winiarski, A., Zadov, A. E., Wrzalik, R. (2010) Toturite Ca3Sn2Fe2SiO12 — A new mineral species of the garnet group. American Mineralogist, 95 (8) 1305-1311 doi:10.2138/am.2010.3421 | Journal (article/letter/editorial) | | toturite with larnite, rondorfite, wadalite, magnesioferrite, lakargiite, and cuspidine indicates a high...described from the kimzeyite type locality at Magnet Cove, U.S.A. (Whittle et al. 2007), and other localities...cuspidine, rondorfite, wadalite, larnite, magnesioferrite, ellestadite-OH, lakargiite, Fe3+-dominant...kimzeyite, Lak = lakargiite, Lar = larnite, Mgf = magnesioferrite, Rnd = rondorfite, Prv = perovskite, Tot =...(1961) Kimzeyite, a zirconium garnet from Magnet Cove, Arkansas. American Mineralogist, 46, 533–548. Mulholland |  | | Journal (article/letter/editorial) | | B. C............. Magnetite (Titaniferous magnesioferrite) o.53 Tr. 75.26 24.48 o.xo Tr. Tr. (4)...Magnetite (Titaniferous magnesioferrite) Magnetite (Titaniferous magnesioferrite) (6) MagnetCove,Ark......... 8.379 Magnetite (Titaniferous magnesioferrite) Magnet Cove,Ark .................... 8.37• Magnetite...ferromagneticferric oxide from Iron Mountain, Shasta County, Calif. SOME MAGNETIC PROPERTIES. The magneticwork...ferromagnetic ferric oxide from Iron Mountain, Shasta County, Calif., which was first describedby Sosmanand |  | | Book (edition) | | field work on the Iron Hill complex of Gunnison County, Colorado, in 1912-1913. Although his final results...decade. In the United States these include Magnet Cove, Arkansas (Erickson and Blade, 1963), Iron Hill, Colorado...carbonate-rich rocks that might have originated from a hot carbonatitic fluid genetically derived through some...include all those carbonate-rich deposits formed from hot fluids” —a useful extension. ° Thus, for descriptive...South Africa; Chilwa Island, N yasaland; Magnet Cove, Arkansas. In some cases the ring complex is arcuate |  | | Catalog/List | | , SPECIFIC ENQUIRIES ARE SELCOHE FOR MINERALS HOT LISTED. LET HE KNOW OF YOU HAVE A COLLECTION SPCIALITY...mass in Calcite.(Dark Star Mine,Ravalli County, Montana USA) 1 x 14 £2.50 1x1 £4 1x2 £10 156 NATIVE BISMUTH...(Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) 1x1 £4 1x2 £7.50 360 PARATELLURITE TeO...matrix. (Outpost Mine, San Domingo Wash Maricopa County Arizona) Ixliins £4 107 CHLORARGYRITE Ag Cl good...micro's on matrix. (Getchell Mine,Humboldt Co . Nevada USA) 5mm £4 up to 1.5cm £7 242 KOLBECKITE Scandium Phosphate |  | | Journal (article/letter/editorial) | | Bykova (1961)l; and Magnet calculatedon an ulv6spinel-magnetitebasis rather Cove, Arkansas, the type locality...spinelsfrom The paragenesis membersof the magnesioferrite-jacobsite-magnetiteMcKellar Harbour is remarkablysimilarto...distributionof Al, Fd+ and nium garnet from Magnet Cove, Arkansas.Am. Mineral.,46, Tif+ betweenoctahedraland |  | | Catalog/List | | mass in Calcite.(Dark Star Mine,Ravalli County, Montana USA) 1 x H £2.50 1x1 £4 040 BITYITE Li and Be...white cleavages in Muscovite. (Harding Mine,Taos County, New Mexico) 1x1 £3.50 1x2 £7 097 CHLOANTHITE (variety...micro's on matrix. (Getchell Mine,Humboldt Co . Nevada USA) 5mm £4 151 LEUCOSPHENITE Ba Na Ti B SiO Blue massive... About 7mm mass (Bulldog Mine, Creede, Mineral County,Colorado U.S.A) £4 439 STRACZEKITE Ca K Ba V 0...(Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) 1x1 £4 1x2 £7.50 396 TORBERNITE Cu UO PO/4 |  | | Catalog/List | | radial groups on limonile ........... Utah Toelle County, Gold Hill, Gold Hill mine ~ransparent micro crystals...lapis AJOITE Copper aluminum silicate Arizona Pima County, Ajo, New Cornelia mine Sky blue micro xls and...cerium aluminum silicate California Los Angeles County, Pacoirna Canyon Large black tabular crystals in...basic sulfate of aluminum and potassium Utah .Piute County, Tushar Mountains, Marysvale ----i'>ink crystalline...crystal vugs ALTAITE Lead telluride Colorado Saguache County, Klondike mine Cleavage plates in quartz with pyrite |  | | Catalog/List | | matrix. (Outpost Mine, San Domingo Wash Maricopa County Arizona) lx)4ins £4 063 CAVANSITE Ca (V 0 ) SiO...(Union Carbide Mine, Wilson Springs Garland County, Arkansas USA) lxl £4 1x2 £7.50 497 TELLURITE Te 0/2 good...brown metallic (Herbb £2 Mine, Powhatton County Virginia USA) lcm £6 314 PYRARGYRITE Ag/3 SbS/3 pure crystalline...masses, well coating matrix. (Dooneen Mine Allihies, County Cork, S.Ireland) . lxl £3.50. 1x2 £6.50 2xl.5ins...matrix.(some + Micros! Monument 1 Mine, Navajo County,Arizona,USA) lxl.£3.50 1x2 £7.00 118 CONICHALCITE green |  | | Journal (article/letter/editorial) | | show that rutile from the alkalic rocks at Magnet Cove, Arkansas, contains 1.270 niobium, whereas brookite...MgO content-in fact two of them are actually magnesioferrite rather than magnetite. There are also a few...syenites from Arkansas contained appreciable amounts of niobium, and further that Arkansas bauxites formed...very impressive, but calculation shows that the Arkansas bauxite processedannually contains about nine-tenths...J., ar.m Gon-ooN, M. (1952), Minor elements in Arkansas bauxites: Econ. Geol.,47, 169-179. Nocrotns, S |  | | Journal (article/letter/editorial) | | 7) Yessey, 8) Yraas, 9) Dalbykha, 10) Magnet Cove (Arkansas), 11) Bearpaw, Montana, 12) Vuorijärvi,...Ba-, and Ce-pyrochlore. The bauxite association (Arkansas and Siberia), usually enriched in rare elements...expansion of the field of crystal lization of magnesioferrite and partly, jacobsite, which enter the magnetite |  | | Catalog/List | | radial groups on limonite ....... . Utah Toelle County, Gold Hill, Gold Hill mine --=.rransparent micro... AJOITE Copper aluminum silicate' Arizona Pima County, Ajo, New Cornelia mine Sky blue micro xls and...quartz . ALTAITE Lead telluride • Colorado Saguache County, Klondike mine Brilliant metallic tin white cleavable...sodium calcium uranium carbonate. Utah San Juan County, Moab ~ellow to yellow-green ¼x¼" single rhombohedral...ANNABERGITE Hydrated nickel arsenate Nevada Churchill County, Cottonwood Canyon Rich apple green masses altering |  | | Book (volume) | | in the Grenville series of Ontario. In Renfrew County, Ontario, corundum is erratically distributed through...1957. Origin of the corundum deposits of Renfrew County, Ontario, Canada. Bull. Geol. Soc. Amer., vol....corundum deposits in the Buck Creek pendotite. Clay County, North Carolina. U.S. Geol. Surv., Bull. 948E,...minerals of Franklin and Sterling Hill, Sussex County, New Jersey. U.S. Geol. Surv., Prof, paper 180...is only weakly magnetic; its response to a hand magnet is noticeable but feeble. PARAGENESIS Ilmenite |
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