I]^DEX. 
17S 
Page. 
Metamorphic rocks, foreign, corundum in. 65 
Metamorphosed zone between gneiss and 
harzbnrgite and corundum in.. 53-61 
Mica-schist, corundum in 54-55 
Minerals associated with corundum 66-71 
associated with Cowee rubies of Nortli 
Carolina 103 
rank of, according to passage of X rays. 20 
Minerals, secondary, developed with corun- 
dum 30 
Mining corundum, methods of 159-160 
Molten magmas, separation of alumina 
from 91 
Monchiquite, corundum in 46-47 
corundum in, origin of 94-95 
Montana — 
Corundum in: 
Anceny mine 133,144 
Belgrade 48, 144 
Bozeman 133, 144 
French Bar 44 
Gallatin County 4S, 133, 144 
Salesville 144 
ruby in 105 
sapphire in: 
Beartooth 107 
American Bar 107, 144 
Cheyenne Bar 107 
Cottonwood Creek 109, 111, 144 
Dana Bar 107, 144 
Eldorado Bar 107, 109, 144 
Emerald Bar 107, 144 
French Bar 107, 144 
Magpie Gulch 107, 144 
Metropolitan Bar 107, 108, 144 
Missouri River bars 106, 144 
Norris 116 
Rock Creek 109, 110-111, 144 
Ruby Bar 144 
Spokane Bar 107, 144 
Yogo Gulch 46, 109, 111-115, 144 
sapphire deposits in, map showing 106 
Yolo district, sapphire mines in, map 
showing location of 112 
Y^olo Gulch, sapphire district near, 
plate showing 112 
Yogo Gulch, sapphire crystals from, 
plate showing 114 
Montana Sapphire and Ruby Company. 
operations by 107 
Morozewicz, Doctor, on corundum-anor- 
thite rock of the Urals, Russia. . 41 
Names applied to corundum, etc 13-14 
Nepheline-syenite, corundum in 63-64 
Nevada, corundum in 144 
New Jersey — 
corundum in: 
Franklin Furnace 60,145 j 
Newton 60, 145 j 
145 I 
Vernon 
New Y'ork— 
corundum near Amity 60, 145 
emery in: 
Peekskill 41, 93-94, 137-139, 145 
Westchester 26 
Nomenclature of corundum 13-14 
Page, 
Norite, corundum in 41-42 
corundum in, origiTi of 93-94 
North Carolina, Bad Creek mine, descrip- 
tion of 125-126 
Behr mine, description of 122 
Blue Ridge corundum tracts, descrip- 
tion of 122-123 
Buck Creek, corundum in peridotite 
formation, interior view of 120 
corundum deposit of North Caro- 
lina Corundum Company, plate 
showing 122 
outcrop of peridotite at, plate 
showing 28" 
Buck Creek mine, description of 120-121 
view of peridotite formation and.. 
Burnt Rock mine, description of 124-125 
Carter mine, description of 126-127 
Clay County, mines in, description of. 120-123 
corundum in: 
Acme mine 12,145 
Addie 145 
Asheville 51, 145 
Bad Creek mine. . . 34. 54, 65, 86, 8S, 124-145 
Bakersville 52, 145 
Balsam Gap 54 
Behr mine 122, 145 
Belts bridge 145 
Betts Gap 51, 100, 145 
Blue Ridge properties 122-123, 145 
Brockton mine 124, 145 
Buck Creek mine 33, 
36, 40, 50, 80, 81, 88, 104, 120-121, 145 
Burnt Rock mine 124-125, 145 
Caler Fork 16, 145 
Caney Fork 51, 59, 146 
Carpenter's Knob 55, 146 
Cartermine 34, 80, 87, 146 
Celos Ridge 52, 146 
Chastains Creek 61, 146 
Chunky Gal Mountains 40., 
50,51,121,123,146 
Clay County 120-123 
Collins mine 146 
Corundum Hill mine 11, 
12, 31-32, 34, 52, 59, 80, 81, 87, 117-119, 146 
Cowee Valley 16, 54, 95-96, 146 
Coweeta 146 
Democrat 34, 80, 87, 146 
Egypt mine 33, 79, 146 
Elf 37,104,146 
Ellijay Creek 52, 54, 104, 147 
Fairview mine 147 
Fishhawk Mountain 147 
Foster mine 147 
Gaston County 147 
Glenville 147 
Gray property 147 
Hampton mine 147 
Haskett mine 54, 147 
Herbert mine 121, 147 
Higdon mine 147 
Hunters 38 
Isbell mine 37„121-122, 147 
Kings Mountain 147 
Macon County 117-120 
