 | Galliski, M. A., Oyarzabal, J. C., Marquez-Zavalia, M. F., Chapman, R. (2009) THE ASSOCIATION QINGHEIITE - BEUSITE - LITHIOPHILITE IN THE SANTA ANA PEGMATITE, SAN LUIS, ARGENTINA. The Canadian Mineralogist, 47 (5) 1213-1223 doi:10.3749/canmin.47.5.1213 | Journal (article/letter/editorial) | | LITHIOPHILITE IN THE SANTA ANA PEGMATITE, SAN LUIS, ARGENTINA Miguel Angel GALLISKI § IANIGLA, CCT-MENDOZA CONICET...500) Mendoza, Argentina Julio C. OYARZÁBAL Department of Geology, Universidad Nacional de San Luis, Chacabuco...Chacabuco y Pedernera, (5700), San Luis, Argentina Maria Florencia MÁRQUEZ-ZAVALÍA IANIGLA, CCT-MENDOZA...Martín; C.C.330 (5.500) Mendoza, Argentina Ron CHAPMAN Department of Geological Sciences, University...found in the Santa Ana mine (32°53’32” S, 65°55’43” W), San Luis province, Argentina, in a beryl type, b |  | Bermanec, V., Horvat, M., Zigovecki GOBAC, Z., Zebec, V., Scholz, R., Skoda, R., Wegner, R., Brito Barreto, S. d., Dodony, I. (2012) Pseudomorphs of Low Microcline After Adularia Fourlings from the Alto Da Cabeca (Boqueirao) and Morro Redondo Pegmatites, Brazil. The Canadian Mineralogist, 50 (4) 975-987 doi:10.3749/canmin.50.4.975 | Journal (article/letter/editorial) | | 10.3749/canmin.50.4.975 PSEUDOMORPHS OF LOW MICROCLINE AFTER ADULARIA FOURLINGS FROM THE ALTO DA CABEÇA...BERMANEC§ Institute of Mineralogy and Petrography, Department of Geology, Faculty of Science, University of...GOBAC Institute of Mineralogy and Petrography, Department of Geology, Faculty of Science, University of...Demetrova 1, 10000 Zagreb, Croatia Ricardo SCHOLZ Department of Geology, Mining School, Federal University... 61137 Brno, Czech Republic Reinhard WEGNER Department of Mineralogy and Geology, Federal University |  | | Journal (article/letter/editorial) | | pottery clay (Willett and Brackner 1983). Woodstock district-centered 6 km northeast of Vance: Goethite-rich...iron-ore district of the Appalachians (Burchard and Butts 1910). Blount County Champion district-3 km southeast...depressions in carbonate rocks (Brown 1948). Compton mine-3 km southwest of Remlap: hematite along the entire...(Hastings and Smith 1964). Barbour County Eufaula district-13 km southwest of Eufaula: gibbsite and kaolinite...Bauxite has been mined since 1927 in the Eufaula district and is one of only two active bauxite mining areas |  | | Journal (article/letter/editorial) | | PrePub Article Rietveld structure refinement of microcline SHANKE LIU* Division of Solid Mineral Resources...Sciences, No. 19, Beitucheng Western Road, Chaoyang District, Beijing 100029, People’s Republic of China *Corresponding...Structure Analysis System (GSAS) of BB-XRPD, a microcline structure in a natural feldspar sample with two...structural data for such a low-symmetry phase as microcline is discussed and established by comparison with...27 Introduction un 1 rre ct Key-words: microcline; feldspar; crystal structure; Rietveld refinement; |  | | Journal (article/letter/editorial) | | Erlangen-Nürnberg, Schlossgarten 5, D-91054 Erlangen, Germany Department of Earth Sciences, and Geosciences Center, University...University of Coimbra, Largo do Marquês de Pombal, 3000-272 Coimbra, Portugal c LNEG, Rua da Amieira,...4466-901 S. Mamede de Infesta, Portugal d University of Oviedo, Calle Jesus Arias de Velasco, s/n 33005...this zone are those from the Sierra Albarrana (Córdoba, Spain) (e.g. Abad Ortega and Nieto, 1995; Abad...feldspars; (d) the Pedras Pintas Mine; (e) the biotite granodiorite G5 near the mine; (f) the biotite granodiorite |  | Downs, R. T., Yang, H., Hazen, R. M., Finger, L. W., Prewitt, C. T. (1999) Compressibility mechanisms of alkali feldspars; new data from reedmergnerite. American Mineralogist, 84 (3) 333-340 doi:10.2138/am-1999-0316 | Journal (article/letter/editorial) | | the Na-bearing zigzag channels. In contrast, microcline compresses by shearing the four-membered rings...crystallographic parameters observed by Allan and Angel (1997). Thus, the compression mechanism of the alkali...soft as Si-O-Si, whereas B-O* Present address: Department of Geosciences, University of Arizona, Tucson...respectively (Angel et al. 1997; Hemley et al. 1994) but equal 55, 60, 80, and 69 GPa for albite, microcline, anorthite...anorthite, and reedmergnerite, respectively (Angel 1994). Thus, the M-cation must effect compressibility |  | | Journal (issue) | | leicht@kristalle.com Photo by Harold and Erica Van Pelt, Los Angles Publisher & Editor-in-Chief Wendell E. Wilson...Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario Museum... . . . . . 317 by B. Cairncross The Clear Creek mine, San Benito County, California: A unique mercury...A. Scovil Phoenix, AZ Harold and Erica Van Pelt Los Angeles, CA Micromineral photography with multifocus... 4.9 cm, from O Stope, 31st Level of the Tsumeb mine, Namibia. William Pinch collection; Jeff Scovil |  | | Journal (article/letter/editorial) | | albite and anorthite (Angel et al. 1988; Hackwell and Angel 1992; revised by Angel 1994), while full structure...low albite and microcline (Angel 1988; Downs et al. 1994; Allan and Angel 1997). Angel (1994) pointed...not however confirmed by further investigation (Angel 1994) and it was suggested that the observed transitional...P1 - I 1 transition was bracketed at 3.2 GPa by Angel (1988). The changes in the transition pressure and...conditions were further investigated (Angel 1992; Hackwell and Angel 1995) to enlight- 368 en the differences |  | Nestola, F., Curetti, N., benna, P., Ivaldi, G., Angel, R. J., Bruno, E. (2008) COMPRESSIBILITY AND HIGH-PRESSURE BEHAVIOR OF Ab63Or27An10 ANORTHOCLASE. The Canadian Mineralogist, 46 (6) 1443-1454 doi:10.3749/canmin.46.6.1443 | Journal (article/letter/editorial) | | Caluso 35, I–10125 Torino, Italy Ross J. ANGEL Department of Geosciences, Virginia Polytechnic Institute...avons chauffé un échantillon naturel d’anorthoclase de composition Na0.63K0.27Ca0.10Al1.10Si2.90O8 (Ab63Or27An10)...pression élevée au moyen d’une cellule à enclumes de diamant. Après le traitement thermique, les paramètres...avons mesuré les paramètres à température de la pièce en fonction de la pression jusqu’à 8.48 GPa. On peut...compression de la maille élémentaire est anisotrope, telle qu’indiquée par les tenseurs unitaires de déformation |  | | Journal (article/letter/editorial) | | Firenze, Via La Pira 4, I-50121, Firenze, Italy 2 Department of Geosciences, University of Arizona, Tucson...Tucson, Arizona 85721-0077, U.S.A. 3 Department of Earth and Planetary Sciences, American Museum of Natural...Experimental Mineralogy, Moscow district, 142432, Chernogolovka, Russia 5 Department of Geology, Moscow State...garnet-clinopyroxene rock of the Kumdy-Kol microdiamond mine, Kokchetav UHP Complex. Experiments in model and...extensively modiÞed after the SINGLE software (Angel et al. 2000). The peak positions of 22 strong reßections |  | | Journal (article/letter/editorial) | | Chile (30~ in the High-Andean Cordillera By Miguel Angel PARADA, Santiago *) With 5 figures and 2 tables...undersaturated deep crustal rocks. Resumen Leucogranitos de edad tri~isica inferior pernecientes al batolito...cercano a uno, propio de los granitos alcalinos. Una probable p6rdida de ~lcalis de estos granitos, provocada...causante de una disminuciSn de la peralcalinidad original. Se infiere un mecanismo de fusiSn partial de rocas...agua, para la g6nesis de este magmatismo alcalino en un ambiente tect6nico de extensiSn cortical. KpaTRoe |  | Roda-Robles, Encarnación, Pesquera, Alfonso, García De Madinabeitia, Sonia, Gil Ibarguchi, José-Ignacio, Nizamoff, Jim, Simmons, William, Falster, Alexander, Galliski, Miguel Angel (2014) ON THE GEOCHEMICAL CHARACTER OF PRIMARY Fe-Mn PHOSPHATES BELONGING TO THE TRIPHYLITE-LITHIOPHILITE, GRAFTONITE-BEUSITE, AND TRIPLITE-ZWIESELITE SERIES: FIRST RESULTS AND IMPLICATIONS FOR PEGMATITE PETROGENESIS. The Canadian Mineralogist, 52 (2) 321-335 doi:10.3749/canmin.52.2.321 | Journal (article/letter/editorial) | | Encarnación RODA-ROBLES and Alfonso PESQUERA Departamento de Mineralogía y Petrología, Univ. País Vasco (UPV/EHU)...O. Box 644, E–48080, Bilbao, Spain Sonia GARCÍA DE MADINABEITIA SGIker-Geochronology, UPV/EHU, Spain...Spain José-Ignacio GIL IBARGUCHI Departamento de Mineralogía y Petrología, Univ. País Vasco (UPV/EHU), P...NIZAMOFF, William SIMMONS, and Alexander FALSTER Department of Earth and Environmental Sciences, University...Drive, New Orleans, Louisiana 70148, US Miguel Angel GALLISKI IANIGLA, CCT–MENDOZA CONICET, Avda. Ruiz |  | | Journal (issue) | | many exceptional pockets have been discovered. The mine is renowned for the diversity of colors and habits...One of the most remarkable pockets found at the mine was the Afghan Pocket, collected in 2001; it did...cm” Continued on page 6 Pederneira Mine (Brazil) The Pederneira Mine is one of the most important sources...crystals on matrix are the signature specimens for this mine. Associated Photographer: Jeff Scovil (USA) Topaz...the enitre Pederneira Mine camp from higher up the mountain. The Pederneira Mine, and the equally-famous |  | Li, Yonghui, Wang, Wenzhong, Huang, Shichun, Wang, Kun, Wu, Zhongqing (2019) First-principles investigation of the concentration effect on equilibrium fractionation of K isotopes in feldspars. Geochimica et Cosmochimica Acta, 245. 374-384 doi:10.1016/j.gca.2018.11.006 | Journal (article/letter/editorial) | | Technology of China, Hefei, Anhui 230026, China b Department of Geoscience, University of Nevada, Las Vegas...Vegas, NV 89154, United States c Department of Earth and Planetary Sciences, Washington University in...feldspar with K / (K + Na) of 1/16 to 2.880 Å in microcline (K / (K + Na) = 1). Our results show large K...K αfeldspar-microcline between alkali feldspar with K / (K + Na) = 1/16 and microcline are 2.21‰ at...fractionation, 103 ln 41 K/ 39 K αfeldspar-microcline is negatively, linearly correlated with the |  | | Report (issue) | | U. S. DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY PRELIMINARY GEOLOGIC MAP OF THE WHITNEY POCKET...overlying and floating in matrix of Cambrian Bright Angel Shale (Gba); these blocks rest on Proterozoic basement...of prominant cliffs. Thickness about 315m Bright Angel Shale (Middle Cambrian)--Dominantly green micaceous...Proterozoic)-pale pink to tan, microcline-rich granitic gneiss, locally mylonitic with microcline augen and quartz...dark pink-brown hue. Composed of medium-grained microcline and quartz with minor (1-5%) biotite, muscovite |  | | Journal (article/letter/editorial) | | [University of Exeter] at 05:07 04 June 2016 \ Los Angeles County j San Bernardino County ..I. .....approximately 4,260 feet. The GPS coordinates of the mine are 33” 34’15” N latitude, 116” 46’32 W longitude...thicker portions. Mineralized pockets are often Mine, Ciystal Peak Area, Colorado” and described arzotlzer...tourmaline crystals similar to specimens from the Pala district was found. Following this, a single pocket containing...Geffner, Floyd LeBar, Bill and Jonina Pogue, and Angel Martinez, began a full-time mining project lasting |  | | Book (edition) | | Rio Grande Gorge to the southeast toward the Sangre de Cristo Mountains. Photo by John Nichols. They rise...walking tour of the Harding pegmatite mine. Before entering the Harding mine property, a permission–release...These forms may be obtained from the Chairman, Department of Geology, University of New Mexico, Albuquerque...Harding pegmatite mine; Al Greslin, former superintendent, and Bill O'Toole, former mine clerk, Molycorp... New Mexico Economic Development and Tourism Department; and Deborah Wilson. Historic photographs were |  | | Book | | Fossilium, Gesner’s De Rerum Fossilium, Properties, 67 Personal New World Emeralds, 29 De Natura 63 Early...Beryls, Angola, 361 329 Antarctica, 361 330 Argentina, 361 Lapidary Treatment for Cabochons, Australia...Eugene Fallbrook, E. NY; XV Foord, Wardreques, Pas de Calais, France; Johansen, New York, Idarlibrar-...Bernardsville, NJ; CA; Cajon, Schmetzer, Heidelberg, De Janeiro, Brazil; Geological ton, VA; seum, Marie...Liddicoat, Dr. Dr. Josephine A. Van Pelt, Murphy, Los New Pagano, Monfalcone, Italy; Sanchez, E. Fallbrook |  | | Report (issue) | | PRINTING OFFICE, WASHINGTON : 1956 UNITED STATES DEPARTMENT OF THE INTERIOR Dou~las McKay, Secretary GEOLOGICAL..._________ Tapeats sandstone _______________ __ _ Bright Angel shale __________________ Fossils_ ________________________________...________ Mineralogy of the contact zone at the Dewey mine by Jewell J. Glass ________________ Description...Table Mountain __ _______ ___________ 85 Sultan Mine area ______ __ _____ ______ 85 86 D evil Peak area...___ Paymaster Mine__ ______________ ____ Brannigan Mine _____ __ _____________ Oro Fino Mine_ ___________________ |  | | Book | | Feldspars and Their Reactions edited by lan Parsons Department of Geology and Geophysics, The University of...FELDSPARS xix xx xxi xxii 1 PAUL H RIEBE, Department of Geological Sciences, Virginia Polytechnic...38 44 44 51 ACHILLE BLASI and CARLA DE POL BLASI, Department of Earth Sciences, University of Milano...SPECTROSCOPY IN FELDSPARS 103 E K H SALJE, Department of Earth Sciences, University of Cambridge Downing...181 182 182 188 191 193 193 193 H NEKVASIL, Department of Earth and Space Sciences, State University |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Journal (article/letter/editorial) | | mineral collectors, one from northern California (Angel Martinez, Evan Giller, and the author) and one from...Jonina Pogue) banded together to lease the Rocket mine from Frank Lavoie. The intent of the partnership...discusses some of the overall characteristics of this mine while focusing on the five major pockets that were...found clustered together on the second level of the mine. Figure 1. Overview of level 2 pocket area. 46...in Teller County near the Park County border. The mine is an open pit with four levelscarved into the hillside |  | | Journal (issue) | | Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario Museum...A. Scovil Phoenix, AZ Harold and Erica Van Pelt Los Angeles, CA Founder John Sampson White Editing, advertising...ELBAITE crystal, 7.3 cm, from the Alto Ligonha district, Mozambique. American M useum of Natural History...20:191-200 MALAWI Zomba district, 25:29-35, 38 MOROCCO Bou-Azzer, 9:69-73 Toussit mine, 11:59-61, 15:347-350...15:347-350 NAMIBIA Kombat mine, 22:421-425 Tsumeb (special issue, vol. 8, no. 3) Tsumeb, 13:137-147, 13:155-157 |  | | Journal (article/letter/editorial) | | Yujia Min a, Jena Lococo b, Young-Shin Jun a,⇑ a Department of Energy, Environmental and Chemical Engineering...(Carpenter and McConnell, 1984; Kroll and Ribbe, 1987; Angel et al., 1990; Carpenter et al., 1990; Ribbe, 1993;...of structural ordering through annealing. The microcline, sanidine, oligoclase, and andesine specimens... 1979; Wenk et al., 1980; Gerald et al., 1986; Angel et al., 1990; Menna et al., 2008). The averaging...observable orthogonal facets were obtained from Municipio de Puerto Penasco, Pinacate Volcanic Field, Sonora, |  | | Report (issue) | | Tree Canyon, and Grapevine Creek, in the Bright Angel quadrangle ; and Cottonwood Creek, Hance Creek,...Geological Survey. FRED. HuNTER. 1 of Bright Angel shale on which the trail passes around the head...were mapped in detail, including all of the Bright Angel quadrangle south of the Granite Gorge, all of the...the Grand Canyon is the relatively weak Bright Angel shale from very meager, and even the fundamental... which comprises the Tapeats sandstone, Bright Angel shale, and Muav limestone. 97 southwestward; as |
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