Surficial Geology of the Harricana River Area Northwest, Northern Ontario; Ontario Geological Survey, Preliminary Map P.3751, Scale 1:100 000
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Contact: FOR FURTHER PLEASE CONTACT: BY TELEPHONE: BY E-MAIL: INFORMATION ON The Reproduction of MNDMF Publication Local: (705) 670-5691 the EIP or Content Services Toll Free: 1-888-415-9845, ext. 5691 [email protected] (inside Canada, United States) The Purchase of MNDMF Publication Local: (705) 670-5691 MNDMF Publications Sales Toll Free: 1-888-415-9845, ext. 5691 [email protected] (inside Canada, United States) Crown Copyright Queen’s Printer Local: (416) 326-2678 Toll Free: 1-800-668-9938 [email protected] (inside Canada, United States) a Marginal Notes 79°30′01″ 40′ 35′ LEGEND 45′ 95 600000 m In 2008, the Ontario government announced plans to permanently protect 80°00′00″ 55′ 50′ 85 90 51°00′00″ half of the Far North region of Ontario and launched a planning process 575000 m 80 18 ! ! 18 ! ! ! ! ! ! ! ! PHANEROZOIC ! ! ! ! ! ! ! to support this goal (Far North Information Knowledge Management 51°00′00″ ! ! 12 16 ! ! ! ! 17 18 ! ! ! 5650000 m Program). During the initial stages of planning, the need for primary 5650000 m ! ! ! ! ! ! ! ! ! 18! landscape data became apparent. A terrain mapping project to remotely 17 ! 18 12 CENOZOIC ! ! ! 18 13 ! Ontario Geological Survey ! ! 15 predict surficial materials was initiated by the Ontario Geological Survey ! ! ! ! L ! 18 o in response to this information need. ! ! ! w QUATERNARY ! ! 12 16 15 12 ! S ! ! ! ! h 15 ! 12 ! o ! ! 18 a 17 ! ! 20 Marine Mud-Flat Deposits: Sand, silt and clay; deposited MAP P.3751 SPOT imagery (4 colour bands and the panchromatic band), a digital ! l ! ! ! ! Is ! ! ! ! 18 !! la in mud flats and offshore bars within the tidal zone. elevation model and its derivatives and the Ontario Hydro Network vector 13 ! ! 12 n ! !! d ! drainage shape files (Ontario Ministry of Natural Resources 2010) are the ! ! ! H ! ! 12 a 17 ! ! r Marine Salt-Marsh Deposits: Silt and clay with organic primary data sources for this remote predictive mapping exercise. A ! r 19 12 ! 16 i SURFICIAL GEOLOGY ! c multiresolution segmentation algorithm, using different image layer ! ! a matter, minor sand; deposited in salt marshes along ! ! ! 17 ! n ! ! ! a weights, scale parameters and homogeneity criterion, within an object- ! ! 12 w present-day coast. ! ! ! ! R based image analysis software is used to achieve meaningful objects ! 17 ! ! iv ! ! e HARRICANA RIVER representing various surficial material types. Objects are then classified ! ! 17 r 18 Organic Deposits: Peat, muck and/or marl; deposited in ! ! ! ! ! 13 18 b based on digital signature, internal variability of signature and proximity 18 ! ! ! ! 18 fen wetlands. ! ! ! ! ! ! 18 to certain vector layers and certain adjacent material types. ! ! AREA NORTHWEST, 13 ! ! ! 17 16 ! ! ! L ! ! ! ! ! a 17 Organic Deposits: Peat, muck and/or marl; deposited in 45 ! ! ! w 45 ! b 17 ! ! a bog wetlands. Limited helicopter-supported field work combined with the examination of ! ! g ! ! ! ! ! NORTHERN ONTARIO a ! ! ! archival information (Riley and Boissonneau (unpublished field notes and ! ! ! ! m 12 ! ! ! ! ! ! ! ! ! ! a 17 ! ! ! photographs); Geological Survey of Canada, Operation Winisk ! ! ! ! ! ! ! u 16 Fluvial Deposits (recent): Stratified sand and gravel; may ! ! ! !! R unpublished field notes; Skinner 1973; Sanford, Norris and Bostock 1968; ! i ! include silt, minor clay. Deposited in bars and channels of ! Kesagami River v Kachigaskotik Creek ! e Sanford and Norris 1975; and Thorleifson, Wyatt and Warman 1993, and r present-day rivers and creeks. Scale 1:100 000 ! 16 15 their unpublished field notes) provided the ground control on the ! N classification of objects. In addition, information from the various other 12 12 12 15 Fluvial Deposits (abandoned): Stratified sand and gravel; 2000 m 0 2 4 km Far North Information Knowledge Management Program projects, such ! ! 12 may include silt, minor clay. Deposited in bars and channels ! along abandoned terraces of rivers and creeks. as base data and land cover information (Ontario Ministry of Natural ! 17 ark !! 18 17 l P ! ! Resources, in progress), has been used in the interpretation and 18 17 a ! ! ! 17 NTS References: 32 L/12, 13 ci ! classification of the surficial materials. in ! ! 55′ 14 Marine Deltaic Deposits: Stratified sand and gravel; silt, rov ver P 18 minor clay. Deposited at the mouths of rivers and creeks 55′ l Ri mi © Queen's Printer for Ontario, 2011. odel a entering a postglacial sea. The maps show only the surface material distribution. For better definition B ag ! ! es 13 of wetland types please refer to the Ontario Ministry of Natural Resources K ! ! 17 This map is published with the permission of the Director, Ontario 12 ! Marine Beach and Nearshore Deposits: Stratified sand Far North Land Cover 2005–2009 digital series of maps. Older deposits ! 17 13 Geological Survey. 40 r 40 that occur along many of the deeply incised river valleys are not depicted. ive and gravel; minor silt. Deposited primarily in the shore zone l R However, the reader is encouraged to review books by Skinner (1973) 17 12 Sea and nearshore zone of a postglacial sea. er and Thorleifson, Wyatt and Warman (1993) for further information and iv 18 83° 82° 81° 80° 79° 78° R Fort details on the older sediments exposed along rivers within the Hudson u 12 Marine Basin Deposits: Massive to stratified silt and clay; 12 ka Albany 52° Bay Lowland. is r minor sand. Deposited in basinal areas of a postglacial sea. 67 sh ve 18 a i 18 h R 12 S l James Bay This project is funded by the Far North Branch, Ontario Ministry of Natural 12 17 ea Glaciolacustrine Deltaic Deposits: Stratified sand and S 17 11 P3730 e gravel; may include minor silt and clay. Deposited at the Resources, and the Ontario Geological Survey, Ontario Ministry of Northern tl it mouths of rivers and creeks entering a proglacial lake. Development, Mines and Forestry. Map symbols were digitized by L 17 17 18 D. Partington and J. Bonin. Interaction with the First Nation community 18 17 P3741 P3742 P3743 members greatly enhanced the map products of the Far North 10 Glaciolacustrine Beach and Nearshore Deposits: 13 12 Moose 51° 18 Stratified sand and gravel; minor silt. Deposited primarily in Information Knowledge Management Program Terrain Mapping Project. ! 13 Factory 68 the shore zone and nearshore zone of a proglacial lake. ! 17 17 ! ! ! ! ! P3749 P3750 P3751 ! ! ! ! 18 6 18 18 9 Glaciolacustrine Basin Deposits: Stratified silt and clay; ! ! ! minor sand.