DIGITAL SHADED-RELIEF IMAGE of ALASKA, Figure 2
Total Page：16
File Type：pdf, Size：1020Kb
TOP (Pg 6) Centerfold TOP (Pg 7) 168W 164 160 156 152 148 144 140 136 132 Figure 2. Shaded-relief index of Alaska (without Aleutian Islands inset or lakes) showing locations of physiographic features discussed in text. Numbered 70 110 features are as follows: 109 107 70 1 Areas of low relief on Kupreanof Island, 60 Aniakchak Crater (caldera) in part, underlain by less resistant rocks 61 Mount Veniaminof volcano 108 106 105 2 Coast plutonic complexÑGeologically 62 Moraines of valley glaciers young intrusive igneous rocks 63 Moraine at head of Cold Bay 3 Chatham Strait, a fiord underlain by 64 Moraine at head of Morzhovoi Bay 102 Chatham Strait fault 65 Makushin Volcano 103 100 4 Mount Edgecumbe volcanic field on 66 Goodnews fault southern part of Kruzof Island 67 Denali-Farewell faults 94 99 5 Onshore extension of Denali fault near 68 Holitna Lowland 93 95 92 Juneau 69 Prominent, NW-trending lineament in 6 Juneau Icefield Alaska Range 101 7 Glacier Bay 70 Estuary at mouth of Kuskokwim River 104 96 8 Peril Strait (S) and Sitkoh Bay faults on 71 Yukon-Kuskokwim Coastal Lowland 66 northern part of Baranof Island 72 Nobs of resistant igneous rocks 79 98 9 Brady Glacier 73 Quaternary basalt cones on Nunivak 10 Icy Cape Island 82 91 66 97 11 Lituya Bay 74 Iditarod-Nixon Fork fault 12 Fairweather fault 75 Delta of Yukon River 84 85 83 90 13 Coastal lowlands near Alsek River 76 Nulato Hills 80 14 Yakutat Bay 77 Kaltag fault 15 Possible fault valley on Canadian border 78 Koyukuk Flats 81 78 86 88 16 Malaspina Glacier 79 Barrier islands, Seward Peninsula 76 87 17 Icy Bay 80 Fault-bounded Bendeleben (NE) and 89 18 Mount Saint Elias Kigluaik Mountains 77 19 Valley containing Contact and Bagley 81 N-striking faults on eastern part of 38 39 faults Seward Peninsula 77 20 Bagley Icefield 82 Baldwin Peninsula 35 36 35 21 Bering Glacier 83 Rugged relief developed locally on 37 22 Okalee Spit resistant, igneous and metamorphic 75 76 40 23 Delta of Copper River rocks at and around intrusions 41 34 62 72 74 25 24 Chitina River fault valley 84 Highlands of resistant metamorphic 62 71 29 25 Mount Sanford volcano rocks 42 26 26 Mount Drum volcano 85 ENE-trending Tozitna fault 33 27 72 69 27 Mount Wrangell volcano 86 Minook Creek fault 44 28 Copper River valley 87 Unnamed fault parallel to Shaw Creek 45 29 Copper River basin fault 68 43 28 24 30 Montague Island 88 NE-trending Shaw Creek fault 19 15 46 12 31 Columbia Glacier 89 Lineaments of Yukon-Tanana Upland 73 67 48 20 32 Submerged, glacially eroded topography 90 Tintina fault 32 31 18 52 47 of Kenai Peninsula 91 South margin of Yukon Flats, possibly 71 70 21 16 23 33 Tazlina Lake fault controlled 17 14 12 49 13 34 Rainy Creek thrust fault 92 Itkillik River valley 22 7 6 30 9 66 50 35 Denali fault 93 Anaktuvuk River valley 67 58 2 36 Delta River valley 94 Killik River valley 5 53 32 37 Tok River valley 95 Chandalar River valley 51 11 10 38 Nenana River valley 96 E-trending, Kobuk-Malamute fault 3 58 39 Granite Mountain pluton system 8 54 40 Mount McKinley 97 Fault system parallel to Kobuk- 55 1 2 41 Mount Foraker Malamute fault system 4 42 Valleys of Sheep (SW) and Talkeetna 98 Possible convergence of Kobuk- 56 57 3 Rivers Malamute fault system and parallel 59 43 Knik (SW) and Matanuska Glaciers fault system 44 Castle Mountain fault 99 Bear Mountain pluton 45 Elmendorf moraine 100 Ammerman Mountain pluton 58 46 Cook Inlet basin 101 Noatak Lowlands 60 47 Border Ranges fault 102 E-trending folds and faults of Arctic 48 Mount Spurr volcano Foothills 168W 62 54 49 Redoubt Volcano 103 Reverse-Z-shaped ridge produced by 63 61 50 Iliamna Volcano plunging folds 64 51 Augustine Volcano 104 WNW topographic trends of central 0 50 100 200 300 400 500 MILES 52 Lake Clark fault Brooks Range 53 Iliamna Lake 105 NE-trending Leffingwell ridge 65 54 Mount Douglas volcano 106 Sadlerochit Mountains 54 0 50 100 200 300 400 500 KILOMETERS 55 Naknek Lake 107 Camden Bay 56 Mount Katmai volcano (caldera) 108 Aeolian dunefield 57 Becharof Lake 109 Unconsolidated Quaternary deposits of 164 160 156 152 148 144 140 136 132 58 Faults on Kodiak Island Arctic Coastal Plain 59 Mount Peulik volcano 110 Barrier islands, Beaufort Sea coastline 6 7 Centerfold Figure 2 (Centerfold) Pamphlet for Map I-2585 Jim Riehle.