 | | Journal (article/letter/editorial) | | (b) Na2WO 4. 240 m/~, 1 c m cell. The scheelite group Between 50 and 200 mg of the powdered mineral are...Losquijas Camp, Pima Co., Arizona, U.S.A. 2. Wolframite. Cornwall. 3. Scheelite, B.M. 1961, 133. Cariboo...Anthoinite, B.M. 1949, 90. Mount Misoba, Maniema District, Congo. Solution A. T h i s s o l u t i o n...content of solution A is arrived at. The wulfenite group About 200 mg of the powdered mineral are warmed...are determined as described on p. 998. The wolframite group Between 50 and 200 mg of the powdered mineral |  | Melcher, Frank, Graupner, Torsten, Gäbler, Hans-Eike, Sitnikova, Maria, Henjes-Kunst, Friedhelm, Oberthür, Thomas, Gerdes, Axel, Dewaele, Stijn (2015) Tantalum–(niobium–tin) mineralisation in African pegmatites and rare metal granites: Constraints from Ta–Nb oxide mineralogy, geochemistry and U–Pb geochronology. Ore Geology Reviews, 64. 667-719 doi:10.1016/j.oregeorev.2013.09.003 | Journal (article/letter/editorial) | | Ma) 4.1.1. Man Shield (Sierra Leone) NU 4.1.2. Congo Craton (DRC) 4.1.3. Zimbabwe Craton (Zimbabwe) ...provinces MA 5.1. Archean 5.1.1. Man Shield 5.1.2. Congo Craton 5.2. Paleoproterozoic CE P 5.2.1. Birimian...granitic rare-element IP pegmatites. Columbite-group minerals (CGM) account for the majority of the current...Shield (Sierra Leone), the Congo Craton TE (Democratic Republic of the Congo), the Kamativi Belt (Zimbabwe)...rare-element pegmatites (Černý et al., 2005). Columbite-group minerals (columbite-tantalite solid solution series; |  | | Book (edition) | | This book is respectfully dedicated to the memory of Dr. John Sinkankas for his kind initiative and support...mm, Capillitas, Argentina, H Back cO\·erphoto: Wolframite. 45 mm. Yaogangxian, China, H Page 1: MuscO\ite...to the chemical formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest...chemical formula, structure (crystal system, space group, and unit cell dimensions), and at least some other...site occupancy. The Sb members of the tennantite group (2.G) will serve as a good example: tetrahedrite |  | | 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...Minerals that are listed as belonging to the same group are similarly closely comparable in composition |  | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | | common and important series such as the calcite group. At the same time, the separate descriptions are...figures were drawn by Professor Wolfe, and the rest by Dr. Howard T. Evans and others. Grateful acknowledgment...oOOl dOll olll e012 Structure cell.^ Space group FmZm. ao 5.627 kX. Cell contents Na4Cl4. Hahit.^...3 2/m} ^ iOll a 001 Structure cell. Space group olll FmZm} Oq 4.619 kX (artif.).' Cell con-...2/m. ^ cell.^ dOll dOll o 111 o 111 Space group FmSm. A; 114 n 112 ao 5.545 kX p 122 p 144 |  | 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) | | Species containing more than one anion or anion group may be assigned to a separate class or may be assigned...specifies the atomic (cation to anion, or to anion group) ratio for the mineral. This and the remaining numbers...appropriate Dana number. When recognized, membership in a group is noted. Occasionally, the phrase “an inadequately...internally contradictory. 5A. Groups The term group refers to an aggregate or multiple (usually three...identical or closely similar structure and chemistry. A group may be named when there are several end members |  | | Book (edition) | | attempt a complete description of a small mineral group to uncover the unsatisfactory state of our present...well render the volume difficult to use by a large group of potential readers not familiar with structural/chemical...with the inherent problems of end-member names vs. group names and related aspects of nomenclature. Rather...spelling variants, descriptive names, mixtures, group names, chemical names, etc., found in the literature...letters pointing out that for some entries our space group , Z, and lattice constants are mutually exclusive |
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Maniema, DR Congo