 | | Journal (article/letter/editorial) | | well-cleanedjig concentrates from the Castle-Trethewey mine maintaineda very steadyaverageof silver 11.6 percent...ORE$ FRONIMILLER LAx•-O'BR•E• MI•, GOWGAND'A, CANADA. Silver .............. Lollingitc ................. Arsenopyrite ........ Breithauptite ] Chalcopyrite • each«% Sphalerite 2« 1• J Calcite gatague...mineralographicstudy of the minerals of the Miller Lake-O'Brien Mine, Gowganda,Ontario: Toronto Univ. Studies,Geol. set...minerals present in the ores of the Miller LakeO'Brien mine, only a few of theseare abundant. The three most |  | | Journal (article/letter/editorial) | | deposits andfoundthe $S• ranges:pyrite 4.7 to 8.1; chalcopyrite 1.4 to 7.3; sphalerite3.1 to 6.5; and galena1...preciselysimilareffectin the Heath Steeledepositin Eastern Canada,and more recentlyby M. Solomonand Rafter (unpublished)in...PbSa• q- H•S ai and in either gas-solid,liquid-solidor gas-liquid-solidsystems. Alternatively it may representsomekind |  | | Journal (article/letter/editorial) | | ionic radius was first proposedby W. L. Bragg (6). I-te pointedout that althoughions have no rigid boundary...SouthernRhodesia(25), Briggs Creek, Oregon (2), and Quebec,Canada(30). Howeverthe closespatialrelationship betweenore...ratio. High grade(50% Cr20•) Oral oammunicatlon from Mine Manager. GEOLOGY AND GEOCHEMISTRY OF BASEMETALDEPOSITS...5:1 to 6: 1, and the averageof eachsection of the mine is consistent. Even units as small as hand spe.cimens...sulphur:nickel ratiois constant in all typesof oreat a single mine,whether it occurs asmassive ore,asdisseminated blebs |  | Leventhal, Joel S., Grauch, R. I., Threlkeld, C. N., Lichte, F. E., Harper, C. T. (1987) Unusual organic matter associated with uranium from the Claude Deposit, Cluff Lake, Canada. Economic Geology, 82 (5) 1169-1176 doi:10.2113/gsecongeo.82.5.1169 | Journal (article/letter/editorial) | | Associatedwith Uranium from the Claude Deposit, Cluff Lake, Canada J. s. LEVENTHAL,R. I. GRAUCH,C. N. THRELKELD,F...Associatedmineralgrains includepyrite, marcasite, chalcopyrite, galena,molybdenite, jordisite,gersdorffite...orderedstacksof ramolybdenumsulfides,sphalerite,chalcopyrite,and diation-damaged graphitethat maybe similarto...surroundingthe uraniummin- CLAUDEU DEPOSIT,CLUFFLAKE,CANADA uraninite • coffinite galena uranlnlte ....As-bearinggalenaand altaitc form inclusionsin gersdor•te. Pyrite formsstringersof small(<5 t•m)anhedralgr |  | | Journal (article/letter/editorial) | | Within meters to centimeters of ore in the Milliken mine, at the south end of the Viburnum Trend, organicmatter...sulfurcontentof solidorganicmatterfrom the Milliken mine variesandis lowestfor tackymaterialawayfromore,...aslistingmanyrefer1926; Fowler, 1953); PinePoint,Canada(Macqueen ences to earlier work. and Powell 1983);...thatcandefinereactionof organicmatter. At the Pine Point deposit,Canada,for example,the amountof solidorganicmatteris insignificant...references for the more interested reader. mont West mine until the work of Marikos (1984). At a minimum, |  | | Journal (article/letter/editorial) | | ..................... 536 Zoning at the Frood Mine ..................................................(3) a siliceousmineral zone with rare bornire, chalcopyrite and cubanite, nickel arsenides,a wide variety...minerals with volatile elements(Pb, Zn, Sn, Bi, As, Te), mineralsof the platinum metals,native gold and... zonaldistributionof mineralsin the famousFrood mine of the Sudbury district(Fig. 1), although notedby...fracturefillings z The concentration of copper (as chalcopyrite) along the footwall of many "rnartlinaF' depositsin |  | | Journal (article/letter/editorial) | | arsenides are ac•mulat• in adjoining spacewhere the chro•te shows•t•five •ull•ga•r• (Figs. 4, •, 7, •d 8), fra•en•fion...pyrrhotite (p) and smallblebsof rammelsbergite(r) and chalcopyrite(c). FIGS. 21-26. Polygonally textured chromite...polyphaseinclusionsof niccolite,pyrrhotite,rammelsbergite, and chalcopyrite,which occur in the chromite of La Gallega. The...of rammelsbergite,and a still smallerone of chalcopyrite. Many suchsectionsas illustratedin Figures 19-20...of niccoliteto pyrrhotite,rammelsbergite, and chalcopyrite, varyingwithin narrow limits. From this it is |  | | Report (edition) | | COVER: High grade gold specimen from the San Antonio Mine, Bissett, Manitoba. It measures 24x20x5 cm and contains...the San Antonio Mine area 21 Figure 12 Geological cross section of the San Antonio Mine area 21 Figure...Figure 13 Composite level plan of the San Antonio Mine showing '16 type' shear veins and '38 type' stockwork...7th level, San Antonio Mine 22 Figure 15 Geology of the Central Manitoba Mine area 27 Figure 16 Geology...Geology of the Gunnar Mine area 28 iv Figure 17 Longitudinal section of the Gunnar Mine 29 Figure 18 |  | | Journal (article/letter/editorial) | | Mount PleasantW-Mo-Sn Deposits, New Brunswick, Canada* IAIN M. SAMSON Departmentof Geology,Universityof...mineralization,alteration,and intrusion. Montreal, Canada. 0361-0128/90/1036/145-19$3.00 145 146 IAIN...can contain MT. PLEASANTW-Mo-SnDEPOSITS,N. B. CANADA 147 graniteporphyryfragments,are spatiallyassociated...0.2 mm. MT. PLEASANT W-Mo-Sn DEPOSITS, N. B. CANADA B ß :. c . E F FIG.4. Photomicrographs of...depositionand generallycontainssmall inclusionsof chalcopyrite. Monaziteandrutile are relativelycommonandoccur |  | | Journal (article/letter/editorial) | | zonalsequencetypicalof stratiformsyngenetic sulfides.At the Troy mine,thesesulfidezonescrossthe strata. Sulfidesvary in...sand cliffsin suresand in two trips to the Troy mine. In 1984 the mountainouscountry.Wehrenberg (1983)...about 1,320 m.y. Slabbedspecimens from the Troy mine and other Hence, the Ravalli Group with the Revett...havedisruptedalgal matsbeen recognized at the Mufulira mine, Zambia (Garlick, 1981), which, due to their extreme...describessuch"freckle stains"as ,so•l . ,(*TROY MINE •F BELT OUTCRO N being 5 mm in diameter on coarserquartzite |  | | Journal (article/letter/editorial) | | S•/g/, fides,and tellurides.Thermodynamic Se•/g/, Te•2(a/, andO2/g/. A similarapproach hasbeentakenfor...al., 1990), and coloradoitc(HgTe; Nasarand Ss/g/, Te•2(g/, andSe•2/g/are usefulmeasures of relativestability...isimportant toquantify thefugacities of O2ig/, Ss/g/, Te•2/g), and become Se•2(gl whichgovern theformation...ofkrutaite(CuSes) wascalculated at332øC, thepartial lurium(Se,Te)(340øC)mightbeusedin geothermometry. A meltingpointof...calculated by analogy with indicates thatfSe•(g), likef Te •,, .• canreachsaturation andthus ternary sulfides |  | | Journal (article/letter/editorial) | | .............. Associationof pyrrhotite and chalcopyrite...... Association of pyrrhotite and bismuthinite...lode, Colquiri mine. D. Polished sectionshowingveinlets of arsenopyrite(asp), chalcopyrite(cp) and quartz...Reflectedlight. Mag. 2.1 X. Spec.TSN-36. Farrellon mine, Tasna district. E. Polishedsectionof symmetrically...immersion.Mag. 75X. Spec.CQ-721,Colquirilode,Colquiri mine. B. Etchedpolished section showing intergrowth of...the end of the sulfide sphalerite,stanniteand chalcopyrite. The original stage. The presenceof exsolution |  | | Book | | pegmatites of the famous Mont Saint-Hilaire, Quebec (Canada) and geochemistry of rocks and minerals should...species),the Mont Saint-Hilaire complexin Quebec,Canada(-320 species) and the Ilimaussaqalkaline complex...Joachim Erdmann(1814-1869), whograduatedfrom the mine collegein Uppsalain 1836,and from the miningschoolin...cerium oxide obtained from cerite from the Bastnas mine. Thus,mosandrite from Laven was very close to be...businessman.Already as a student he acquired a zinc mine, and soon establisheda white-pigment factory in |  | | Book (volume) | | try is that three countries Periodicals and Canada —do — the United States, Great Britain, not...America Arosaguntacook Indians Malecite Indians — Canada, — Maine — BT Bays Scotland Aberdeen family (Not...heading] Wabnaki language Algonquian languages Canada, Eastern Languages Maine Languages — — NT Wawenock...women (May Subd Geog) UF Women, Abenaki BT Women Canada — Women —United Abercromby family Abercrombie’s...baskets [Former heading] Baskets, Abenaki BT Baskets Canada, Eastern Baskets Maine Abenaki Indians (May Subd |  | | Book (volume) | | • Washington, D.C. 20540-4910 »:• i-04^*73Si te Uw Ptnua} JviM M fliMitr ; K*»Wi.i it » USA...Jtfisrt^cw m»tn •Jjl! % 1C«y St4f* lC :te K/ijf S AYX I KmX' ' L .'*l'*ne»<. S!iim...Smdv«c'.yi^i>‘wui!« . k •J*4jW Sw«<»i ' (OoMt S^te.*) 1 ft>>«>fti(*;t &JLT.S, kieji^^v rpiatfJui...and Firearms — Law and — Law and Fireproofing of Mine safety— Law and BT Eye— Protection Protective clothing...[Former heading] Safety-lamp —Equipment and supplies Mine safety— Equipment and supplies lighting Safety |
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