 | | Report (issue) | | Trikalsilite (K; Na)AlSiO4 ° c 2001 Mineral Data Publishing, ver sion 1.2 Crystal Data: Hexagonal...501(2) Z = n.d. X-ray Powder Pattern: Kabfumu volcanic °ow, Congo. 3.076 (100), 3.050 (95), 2.558 (45)...the Kabfumu volcanic °ow, between the Mt. Mikeno and Mt. Nyiragongo volcanos, Kivu Province, Congo (Zaire)...Bonaccorsi, E., S. Merlino, and M. Pasero (1988) Trikalsilite: its structural relationships with nepheline...nepheline-kalsilite phenocrysts in Kabfumu lava, Nyiragongo area, north Kivu in Belgian Congo. J. Geol., 65, 515{526 |  | | Journal (article/letter/editorial) | | kalsilite from volcanic and metamorphic rocks (Mount Nyiragongo, Z,aire; Alban Hills, Italy; Kerala, southern...con- from crystalstaken from a lava from Mount Nyiragongo, sequence. SyntheticKAlSiOnhasP6rmc symmetryat...Tetrakalsilite (proper mineral name: panunzite) and trikalsilite are also known from volcanic rocks, and tetrakalsilite...The structuresof kalsilite, tetrakalsilite, trikalsilite, and nepheline all have P6, symmetry at room...hereas,4.The unit cellsof kalsilite,nepheline,trikalsilite, and tetrakalsilite then have lA, 2A, 3A, and |  | | Journal (issue) | | Type Mineralogy of the Democratic Republic of the Congo................................................... Hickox, Jr. Wally Mann Keith and Diane Brownlee Dr. Nikolas Golosow William B. (Bill) Wray Herb & Monika...COLLECTIONS OF Kurt Hefendehl Jack Halpern Dr. Gene Meieran Dr. Steve Smale Dr. Vasco Trancoso Bill and Anne Cook...Type Mineralogy of the Democratic Republic of the Congo Florias Mees Department of Geology Royal Museum...for localities in the Democratic Republic of the Congo. A close look at how some of these species were |  | | Journal (article/letter/editorial) | | namely tetrakalsilite (Merlino et al. 1985) and trikalsilite (Bonaccorsi et al. 1988). Still based on a framework...point (70 mol%K), alternative conformations (trikalsilite, Bonaccorsi et al. (1988) and tetrakalsilite...40:168~1686 Bonaccorsi E, Merlino S, Pasero M (1988) Trikalsilite : its structural relationships with nepheline...symmetry. Amer. Mineral. 62:336-340 Dollase WA, Peacor DR (1971) Si-A1 ordering in nepheline. Contrib. Mineral...0 and 5.0 kbar. Amer. Mineral. 63:1225-1240 Flinn DR, Stern KH (1972) Alkali ion mobility and exchange |  | | Journal (article/letter/editorial) | | (``panunzite'' sensu stricto, Merlino et al. 1985) and trikalsilite (Sahama and Smith 1957), hexagonal stued derivatives...(e.g., Perrota and Smith 1965; Palmer 1994). Trikalsilite and tetrakalsite have various combinations of...feldspars). The fact that nepheline, tetrakalsilite, trikalsilite, kalsilite, or possibly even sexkalsilite may...168±183 Bonaccorsi E, Merlino S, Pasero M (1988) Trikalsilite: its structural relationships with nepheline...order. Am Mineral 76: 913±927 Hovis GL, Spearing DR, Stebbins JF, Roux J, Clare A (1992) Xray powder |  | | Journal (volume) | | Kirjeenvaihtajajäsenet Barth , Tom F. W ., Prof. Cloos, Ernst, Dr. von Eckermann, Harry, Prof. Flint, Richard, F ....F . J ., Prof. Ramdohr, Paul, Prof. Dr. Sander, Bruno, Prof. Dr. Szadeczky-Kardoss, Elemer, Prof. Vendl...Vendl, A., Prof. Wojno, Tadeusz, Prof. Öpik, Ar., Dr. MEMBERSHIP LIST H onorary Members Rakuunantie...0 218. Ulkomaiset jäsenet Adamson, Olge J., Fil. Dr. Armstrong, Herbert S., Prof. Barbour, George B.... Geolog Bem, Hansjürgen, Mag. Blake, Weston Jr., Dr. Bloomfield, Keith, M. Sc. Brognon, Georges, Inge |  | | Journal (volume) | | Kirjeenvaihtajajäsenet Barth , Tom F. W ., Prof. Cloos, Ernst, Dr. von Eckermann, Harry, Prof. Flint, Richard, F ....F . J ., Prof. Ramdohr, Paul, Prof. Dr. Sander, Bruno, Prof. Dr. Szadeczky-Kardoss, Elemer, Prof. Vendl...Vendl, A., Prof. Wojno, Tadeusz, Prof. Öpik, Ar., Dr. MEMBERSHIP LIST H onorary Members Rakuunantie...0 218. Ulkomaiset jäsenet Adamson, Olge J., Fil. Dr. Armstrong, Herbert S., Prof. Barbour, George B.... Geolog Bem, Hansjürgen, Mag. Blake, Weston Jr., Dr. Bloomfield, Keith, M. Sc. Brognon, Georges, Inge |  | | Book (volume) | | felspars we have been particularly fortunate in having Dr W. S. MacKenzie close at hand and are most grateful...nomenclatures we have been guided princip¬ ally by Dr. W. S. MacKenzie, whose assistance is gratefully...Bakersville, North Carolina (Emmons, 1953). Anal. R. E. Stevens. 9. Oligoclase, Hawk Mine, North Carolina... G. M. 11. Oligoclase, Hawk Mine, Bakersville, North Carolina (Kracek & Neuvonen, 1952). Anal. E. Chadbourn...cleavage mass of oligoclase, Hawk Mine, Bakersville, North Carolina (Tsuboi, 1923a). Anal. S. Tsuboi (full |  | | Book (edition) | | co-author, teacher, mentor, colleague and friend, Dr. Joseph A. Mandarino. -Malcolm E. Back Fleischer's...they are: Dr. Peter Bayliss, Dr. Ernst A.J. Burke, Dr. Anton and hakhmouradian,Robert Gault, Dr. Julian...Låszl6 Horvåth, Dr. Uwe Kolitsch, Locock,Gaspare Malet.to,Dr. Roger Mitchell, Renato Pagano. Dr. Ole Petersen...Robert Ramik,Andy Roberts, hallit, Dr. Chris Stanley,Tony Steede and Dr. ThomasWitzke. upport and encouragementof...Red Sea covc, known as Sharm Abhur, about 30 km north of Jiddah. Saudi Arabia. 74, 500. 78. 235-236. CM |  | | Book | | bright/greyish pink. Bold Hill, Alleghany Co., North Carolina, USA. H= 5.5, Djj4=4.0, Dq= 4.199, VHIA... • I5H2O, E Trie. Transparent yellow. Kobokobo, Kivu, Zaire. H=?, Djjj= 3.9, D(;= 3.98, VHD 21. Piret...0H)2, S Mon. Lustrous black. Wilagedera prospect. North Western Province, Sri Lanka. H= 3-4, 0^= 3.94, Dg=...OH)2, 0 Orth. Lustrous black. Wilagedera prospect. North Western Province, Sri Lanka. H= 3-4, Djjj= 3.94...Schorlomite. Andremeyerite 8 Andremeyerite, Nyiragongo, Zaire. BaFe(Fe, Mn, Mg)Si207, B Mon. Translucent |  | | Book (edition) | | This book is respectfully dedicated to the memory of Dr. John Sinkankas for his kind initiative and support...by Strunz (1996). Thanks to the kind permission of Dr. E. Nagele from the E. Schweizerbart'sche Verlagsbuchhandlung...(mountains), R. (river), Is. (island), Vole. (volcano), Penin. (peninsula), St. (Saint), Ste. (Sainte)...arisen with localities in Congo-Zaire: the country, named Democratic Republic of Congo since 1960, was changed...The former Kivu province is now divided to three regions: INTRODUCTION Nord-Kivu, Sud-Kivu, and Maniema |  | | Book (edition) | | arm of the Red Sea known as Sharm Abhur, 30 km north of Jiddah, Saudi Arabia. SELECTED REFERENCE: Matzko...Butte counties, Idaho; at Gold Hill, Rowan County, North Carolina; at the Chantilly quarry, near Arcola,...Akagané mine, Iwate Prefecture, Japan; White Island volcano, New Zealand; near the Santo Nino mine, Santa Cruz...Vally, Italy; and in Precambrian dolomites in the Congo. 14 ALLACTITE SELECTED REFERENCE: Alietti, A...Massachusetts, Connecticut, New York, New Jersey, North Carolina, Virginia, and in ash beds of Miocene, | | | Book (edition) | | arm of the Red Sea known as Sharm Abhur, 30 km north of Jiddah, Saudi Arabia. SELECTED REFERENCE: Matzko...Butte counties, Idaho; at Gold Hill, Rowan County, North Carolina; at the Chantilly quarry, near Areola,...Akagane mine, Iwate Prefecture, Japan; White Island volcano, New Zealand; near the Santo Nifio mine, Santa...Vally, Italy; and in Precambrian dolomites in the Congo. 14 ALLACTITE SELECTED REFERENCE: Alietri ....~Iassachuserts. Connecticut. Ne,,· York, Ne\\· Jersey, North Carolina, \ 'irginia. and in ash beds of ~liocene |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Identification of Ore Minerals, 2nd ed., Elsevier-North Holland, New York, 1971. The word “opaque” may also...Asia 12. Middle East 13. African Countries, from north to south 14. Oceania 15. Australia 16. Antarctica...Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania...Yukon States, Australia New South Wales Northern Territory Queensland South Australia Tasmania Victoria Western...distance of 500 miles, from Nizhne Tagilsk in the north to Orsk in the south; in Siberia important placer |
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