Chapter M

Mahan, Russel L. 2
Mancos Shale 32, 100
Maxwell, Ross A., investigation of caves 9, 10
May, David 40, 105
Melich, Mitchell, Solicitor General 8
Mesaverde Group 32, 103
Mesaverde National Park 103
Metamorphic rocks 22, 99
Metric unit conversion factors _2_
Mikesell, Carl 105
Miller, Joe 105
Mission 66, presidential and congressional support 4
Mississippi River sternwheeler replica 8
Moab, uranium-vanadium mill 14
Moab bridge 52
Moab Canyon 15, 18
Moab fault 26, 57
Moab Lions Club 1, 8
“Moab Mail Road” 16
Moab Member, Entrada Sandstone 24, 35
Entrada Sandstone, Broken Arch 46
composition 41
“Moab panel” 10
Moab-Spanish Valley anticline 26
Moab Valley 57
Moab Valley-Seven Mile anticline 100, 101
Moenkopi Formation 32, 102, 103
Monoliths 63
Monument, beginning _1_
Monument Valley 101, 102
Morrison Formation 32, 101
Morton, Rogers C. B., Secretary of the Interior 8
Moss, Frank E., Senator 8
Moss Back Member, Chinle Formation 15

N
National Park Service 8, 12, 40, 75, 90
Natural Bridges National Monument 3, 37, 40, 102
Navajo Arch 90
Navajo Sandstone 24, 35, 52, 103
canyon floor 63
crossbedding 63, 66, 70
park road cutting 57
water supply 57, 87
Navajo Tribe 102
Needles section, The, Canyonlands National Park 16, 102
Newell, (Mrs.) Maxine 12, 105
Nixon, Richard M., Congressional Bill 5
North Window 40, 68, 71

O
Oil exploration 15
Cane Creek anticline 24
deep tests 99
Origin of the arches _37_

P
Pacific Northwest Pipeline 15
Painted Desert 102
Panorama Point 73
Parade of Elephants 72
Paradox basin 23
Paradox Member, Hermosa Formation 23, 25, 29, 30, 82, 99
Hermosa Formation, average density 32
upward intrusion 34
Park, a trip through _52_
dedication 8
how to see _50_
improvements 4
Park Avenue, trail 63
Park Service. _See_ National Park Service.
Partition Arch 90
Petrified dunes 63, 66
Petrified Forest National Park 102
Petroglyphs, Ute 10, 75
Pictographs, Fremont people 10
Pine Tree Arch 90
Piñon pines 86
Pipeline scars, Pacific Northwest Pipeline 15
Plateau, uplift and erosion _33_
Potash occurrence 15
Pothole Arch 50, 73
Pothole arches 44
Powell, John Wesley, Canyonlands National Park 15
Professor Valley 56

R
Rainbow Bridge National Monument 103
Rainwater 41, 42
Rampton, Calvin L., Utah Governor 8
Reading, additional _104_
References, selected _105_
Relief map, shaded, Arches National Park, described 18, 19
Ribbon Arch 72
Richardson Amphitheater 56
Richardson, Professor 56
Rico Formation 23
Rison, (Mrs.) Esther Stanley 13
Rock formations, sculptured by erosion 35
Rock openings, natural, types 37
Rock types in the park 35
Roosevelt, Franklin D., proclamation 2
Rumel, Hal, photographer 77
“Run, Cougar, Run” 16, 56, 75

S
Sagers Wash syncline 86
Salt, occurrence 15
properties critical to formation of salt anticlines 30
Salt anticlines 30, 31, 100
collapse 33, 34
Salt-bearing rock 83
Salt rolls 31
Salt Valley 2, 68, 73, 77, _82_, 83, 92
gravity anomalies 32
Salt Valley anticline 25, 30, 31, 32, 73, 100, 101
collapse 34
fins 42
Salt Valley Wash 3, 74, 82, 83
Salt Wash 35, 55
Anasazi ruins 9
drainage 18
grabens 34
sandstone caves near 10
Salt Wash Sandstone Member, Morrison Formation 14
San Juan Basin, natural gas 15
San Rafael Swell 101, 103
Sand Dune Arch 79
Sandstone fins 41, 42
Schaafsma, Polly, quoted 10, 12
Scenic drive, Moab to Cisco 16
“Scenic Inch,” Pacific Northwest Pipeline 15
Sedimentary rocks 20
modes of deposition 99
Seven Mile-Moab Valley anticline 26, 32, 57
Sevenmile Canyon 15
Sheep Rock 63
Skyline Arch 83
Slick Rock Member, Entrada Sandstone 34
Entrada Sandstone, composition 41
high fins and pinnacles 63, 79, 86
hiking trail between fins 90
park road cutting 57
salmon 77
The Windows section 71
Tunnel Arch 46
vertical arches 42, 44
Slumping of sediments, irregular 50
Snow 41, 51
Sonic booms, dangers posed to arches 16, 17
South Window 40, 68, 71
Spanish explorers 12
introduction of horses to this country 10
Squaw Flat Campground 16
Stanley, Esther 13
(Mrs.) Flora 13
Volna 13
Stevens, Dale J. 40, 41, 63, 90, 98
Strata, lateral changes across the park 22
Sundance Kid 12
Sunset Crater National Monument 103
Supersonic flights banned, Moab-Times Independent 17
Suspension bridge, Colorado River 16

T
Tanner, (Mrs.) Faun McConkie 1
Taylor, L. L. (Bish) 1
Temperatures 51
“The Guide to an Auto Tour of Arches National Park” 5, 50, 51, 72
The Needles section, Canyonlands National Park 16, 102
The Windows section 25, 41, 46, 51, 66, _68_, 69, 70
Three Gossips 63
Three Penguins 57
Tower Arch 83
Tunnel Arch 40, 46, 90
Turnbow, Mary 1
Turnbow cabin 13
Turret Arch 68, 71

U
Uncompahgre Highland 23, 99, 100
Uncompahgre Plateau 23, 99
Uplift, Colorado Plateau _33_
Upper Devils Garden 98
number of arches 41
Uranium mines 14
Ute petroglyphs 10, 75