 | | Journal (article/letter/editorial) | | IgneousRocks, East Arm, Great Slave Lake, Canada J.P. N. Abstract The East Arm of Great SlaveLake containsa...containsa great thicknessof Aphebian(2,4601,750m.y.) sedimentary and igneousrocksthat are little deformed...fingerprintsfor ancient subductionzones. These data from the East Arm add no definite evidencefor or againstthe hypothesisbut...confusethe issue. Introduction TaE East Arm of Great Slave Lake contains lower Proterozoic(Aphebian:2...1. Volcanicrocksare found in all groupsof the East Arm. Intrusive rocks are less common,but there were |  | | Journal (article/letter/editorial) | | HYDROTHERMAL MINERALIZATIONS IN THE EAST ARM OF GREAT SLA I/E LAKE J.P. N. B^Dn^w ^ND M. M. Z. Mvv^ *...(Aphebian)magmatism in the East Arm of Great growth of sodicpyroxene,amphibole, and feldspars. Slave Lake were reportedrecentlyin...numberof uncommon minerals oxidizing new to the East Arm and a new arsenide locality cayingolivine. Finally...youngercalc-alkaline (Badham, Middle Aphebian: the Aristifats Lake vent 1978andin prep.). Fielddatasuggest thathigh-temThe...amphibolite facies) hy- Lower Aphebian: the Easter Island dike The dike is extremely variable in composition |  | | Journal (issue) | | GEOSCIENCE INFORMATION ABOUT THE NORTHWEST TERRITORIES? The Northwest Territories Geological Survey is your...MINISTER OF INDUSTRY, TOURISM AND INVESTMENT NORTHWEST TERRITORIES MESSAGE FROM THE MINISTER 10 In Search...changed. It has evolved; and so too has the Northwest Territories. One thing that has not changed is the...native copper (a critical mineral in Canada) on Victoria Island, NWT. These copper occurrences originally...Today’s mining industry is changing; and the Northwest Territories is building on its history of exploration |  | | Book | | ~"' - ..\, . ~ / Geological Association of Canada g,A Mineral Deposits Divioon . I\ ~ I ORE...Mauthner. f I: ; It' !I National Library of Canada Cataloguing in Publication Data it I~ !I I I!...Association of Canada, Mineral Deposits Oivis,on - L'Association geaogiQue du Canada, Division des gites...carolyn Diane (1959-) IV. Geological Association of Canada Mneral Deposits Division QE390.M37 2004 553 C2004-902030-7...(1954-) V Title © 2004 Geological Association of canada - Mineral Deposits Division. AH rights reserved |  | | Journal (volume) | | Boulevard, Mentor, Ohio 44060. The W.S.Tyler Company of Canada, Ltd., St. Catharines, Ontario. Offices in principal...tions at Duval’s Tucson laboratory and at Endako in Canada plus recent work of USGS and USBM with techniques...Industrial Products Co., Dept. M-186 Akron, Ohio 44318. Island Creek’s 100-million-ton coal shuttle. \\ B.EGoodrich...eleven sodium prospecting permits were issued in the area. Of these, eight were drilled for discovery and...acquired coal, water, and limestone deposits in the area to support a multi-products industry. The government |  | | Report (volume) | | Indtes and adJacent tslands, Hawan, Guam, and other Island possessiOns but not the trust tern tones of the...W 6765 Abraham, E M , Robertson, J A Iron Bndge area, Dtstnct of Algoma, Ontano Ontano Dept Mmes Map...to duectwnless Black Peak quartz dwnte, north of Lake Chelan, Northern Cascades, Washmgton [abs 1 Geol...Petrology and structure of the Stehekm-Tw1sp Pass area, northern Cascades, Washmgton [abs 1 D1ssert Abs... 6406 Adolphson, D G Ground water m the Hatton area, Tra1ll and Steele Counties, North Dakota North |
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