 | Hamid, Sarbast, Alfonso, Pura, Anticoi, Hernan, Guasch, Eduard, Oliva, Josep, Dosbaba, Marek, Garcia-Valles, Maite, Chugunova, Marina (2018) Quantitative Mineralogical Comparison between HPGR and Ball Mill Products of a Sn-Ta Ore. Minerals, 8 (4) 151 doi:10.3390/min8040151 | Journal (article/letter/editorial) | | muscovite, and kaolinite. Nb, Ta-rich minerals are columbite-(Mn) and tantalite-(Mn), as well as minor microlite...fraction of less than 250 µm (51–52 wt % for columbite-group minerals (CGM) and 74–80 wt % for cassiterite)...03 wt % for other elements. The formulas for columbite-group minerals (CGM) were calculated on the basis...rocks and the characteristic texture of the CGM (columbite-tantalite) will define the behavior of this material...by a solid solution of columbite and tantalite, with a general formula of (Fe,Mn)(Nb,Ta)2 O6 and four |  | | Book (volume) | | 198 *210 216 *220 225 *229 231 Fe 0.32 reaJ Rem. A nal. , is Fe 0.32, Si02 0.28. for F2O3 read...Group tabulation, after 2656 Pentlandite for (Fe, Ni)S read (Fe, Ni)9S8. — . . NOTES AND NEWS under Artif...3313 Colusite,for Cu3(Sn,Te,V,As)S4 read Cu3(Sn,Te,Fe,V,- 346 in Ref. 23, for 348 after As)S4. 348...formula for 762 Zirkelite, for (Ca,Fe,Th,U)(Ti,Zr)206 line read (Ca,Fe,Th,U)2 (Ti,Zr)206. up *706 707...816 831 %Ta206 ) 797 *792 members of the columbite- should read (5.20+0.03 x Tanatarite, for 679 |  | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References 467 Contributors...Descloizite Cuprite on Copper Nevadaite, Gold Quarry Mine Vanadinite, Ruth Mine Epidote Opal after...Humboldt County and the crystalline quartz collecting area on Petersen Mountain in Washoe County, permission |  | | Book | | investigation by QEMSCAN© (FEI/Thermo Fisher, Hillsboro, OR, USA), and electron probe micro analyser (EPMA). 9 Minerals...University, Niton XL3t (Thermo Fisher, Waltham, MA, USA) with the handheld XRF system. The measurements were...(Version 5.3.2.501, FEI/Thermo Fisher, Hillsboro, OR, USA) software suite. Automated image analysis was applied...illustrated by blue colors at the high-resolution Fe mapping in Figure 5C. Purple colored fluorite can...probe micro analyser (EPMA) high-resolution Fe map revealing Fe fine cementation as blue color surrounding |  | | Book | | Truran, Jr. and A. Heger University of Chicago, IL, USA 1.01.1 INTRODUCTION 1.01.2 ABUNDANCES AND NUCLEOSYNTHESIS...H He He O, C C Ne Ne, Mg O, Mg O Si, S Si Fe Secondary products 14 N O, 22Ne s-Process Na Al...iron-peak nuclei from titanium to zinc (Ti – V –Cr – Mn – Fe– Co –Ni – Cu –Zn). Calculations of explosive nucleosynthesis...of our galaxy yield ,2 £ 109 yr. at a metallicity [Fe/H] ,21 (Kobayashi et al., 2000; Goswami and Prantzos...inverted triangles (source Truran et al., 2003). [Fe/H] ,24 to 23, have been reviewed by Wheeler et al |  | | Book (edition) | | [H. Hilton, "Mathematical Crystallog- raphy" (Oxford, 1903), p. 74]. ' THE SYMMETRY OF CRYSTALS...are: 4. H. Hilton, "Mathematical Crystallography" (Oxford, 1903). 5. S. Kreutz, "Elemente der Theorie der...+€''"'(''+'''+ e''"'(''+') + e''"'"'+'^] ge"2'"'^'^'^'''^'^fe~''°'^''"*"'^"'"'^4-e~''°"^+e~''°"'+e~'^°"]- Remembering...250; 1928, 7, 396. Er Erbium Hexagonal C.p. a-Fe Cubic B.C. (c) 3.74 (6) 6.10 2.861 1929, 204...1927, 178; 1928, 298; 1929, 216; etc. ^-Fe Cubic 7-Fe 2.90 B.C. (c) 1921, 88, 89; 1922, 97, 98; |  | | Book (volume) | | Composition CLASS 501 Nam8 AI2 AS2 B2 Ba Be Ca Fe Fe2 K2 Mg Mn Na 2 Pb Si Ti Zn Zr 03 03 03 0 0 0 0...a/'t A2 Composition Nama AI2 AS2 B2 Ba Be Ca Fe Fe2 K2 Mg Mn Na 2 Pb Si Ti Zn Zr 03 03 03 0 0 0 0... CI, Na Fe 5 Alkalies Alkalies x x x x x x x x x x Ca F2 x x x x Fe P2 0, Cr2O, 5 Fe x x Ca...Ca F2 Ca 5 Fe Fe, Zn Sa F2 Slag Slag Slag, Blast Furnace Slag Slag Slag Slag Slag Slag Slag Slag Slag...tension A3 Composition Name AI2 AS2 B2 Ba Be Ca Fe Fe2 K2 Mg Mn Na 2 Pb 5i Ti Zn Zr 03 03 03 0 0 0 0 |  | | Book (edition) | | R D A M - BOSTON - L O N D O N - NEW YORK - OXFORD - PARIS S A N DIEGO - S AN F R A N C I S C O - SINGAPORE...Elsevier's Science & Technology Rights Department in Oxford, UK: phone: ( + 44) 1865 843830, fax: ( + 44) 1865...Support' and then Obtaining Permissions'. In the USA, users may clear permissions and make payments through...Center, Inc., 222 Rosewood Drive, Danvers, MA01923, USA; phone: ( +1) (978) 7508400, fax: ( +1)(978) 7504744...cadmium23 by precipitation of the red insoluble [Fe(aa'dip)8] [CdlJ. These reactions, which are described |  | | Book (edition) | | cadmium23 by precipitation of the red insoluble [Fe(aa'dip)3] [Cdl4], These reactions, which are described...or color reagent. A good example is the masking of Fe+3 ions by F~ ions; the effect is due to the production...complex [FeF,]-3 anions. Because of the greatly lowered Fe+3 ion concentration, most, but not all tests for...the complete masking of this cation, the residual Fe+3 ions will react with the reagent. The same holds...by C. Duval), Paris, 1948 Fourth Report (edited by P. E. Wenger and Y. Rusconi), Paris, 1950 F. Feigl |
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