130 
INDEX. 
Page. 
Cassiterite, deposits of, location of 45-4G 
description of 39, 41-42 
discovery of 32 
distribution of, in dikes 40-41, 43 
figure showing 40 
genesis of 42-44 
occurrence of . . . 21, 45-40, 47-48, 49, 50, 63, 65, 91 
mode of 42-45 
percentage of, in ore 54-55' 
photomicrograph of 42 
placers of 44-45 
solubility cf 44-45 
tests for 52-53 
view of 42 
See also Tin. 
Catawba County, N. C. gold in 110 
iron in-. . 114 
Catawba mine. See Kings Mountain mine. 
Catawba River, description of 12 
Cerite, occurrence of 117 
Chalcanthite . occurrence of 62, 64 
Chalcopyrite, occurrence of 62, 64 
Cherokee County. S. C. gold in 110 
monazite in 117 
rocks in 21 
tin belt in 34, 57 
Cherokee Factory, iron near 114 
Chesterfield County, S. C, gold from. . 58, 109, 110 
Chestnut Ridge, development on 33, 34 
Chlorite, occurrence of 62 
Clay, occurrence of 24, lis 
Claywell, R. T.. tin found by 32 
Clement. .J., on pay shoots 123 
Cleveland County, X. C.,iron in 114 
monazite in 116 
tin belt in 34,57 
Clinochlore, occurrence of 63-64 
Clinton place, corundum on 118 
Coastal plain, character of 11 
Colossus mine, development sat.. 75-76,87-88,111 
diabase at 70, 71 
geology of 87-88 
location of 87 
minerals in 16, 62-63, 1 12 
ores of 65,71,88-89 
tenor of 89 
production of 87, 111 
structure at 61 
Columbia County, Ga.,gold in 110 
Conglomerates, description of 17 
Consolidated mines, description of 125-126 
geology at 125 126 
Contact metamorphism, effects of ... 24-25,39-40 
Copper, occurrence of 112-113 
Corundum, occurrence of 118 
Covellite, occurrence of 62, 64 
Crowders Mountain, altitude of 11 
rocks of 18 
Cuprite, occurrence of 64 
Cureton mine. See Colossus mine. 
D. 
Dabney, C. W., jr.. on tin 32 
Dahlonega, Ga., gold deposits at 119-128 
map of vicinity of 121 
ores at 69, 70 
production of 122-123 
Page. 
Dana, A. G., on gahnite 123 
Darwin mine, description of 106 
Davidson County, N. C, gold in 110 
Davis, W. M., on superimposed rivers 13 
De Soto Mining Co., property of 90 
Decomposition, effects of 25-26 
relations of denudation and 13 
Denudation, relations of decomposition and. 13 
See also Erosion. 
Diabase dikes, age of 31 
description of 23 
metamorphism by 25 
occurrence, of 14 
relations of gold deposits and 70-71 
view of 82 
Dikes, formation of 36-37 
relations of structure and 37 
See also Diabase dikes. 
Douglass, James, development by 33 
Drainage, concentration of gold by 74-75 
description of 12 
development of 12-14 
Draytonville Mountain, character of 12 
rocks of 18, 26 
E. 
Economic geology, account of 31-118 
Edgefield County, S. C, gold in 110 
Emmons, E., on age of metamorphic rocks. 29-30 
E nargite, occurrence of 62, 64 
Enrichment, secondary, description of . . 45,65-67 
Enterprise placer, description of 74 
Epidote, occurrence of 62 
Erosion, effects of 28 
See also Denudation. 
Eustis, W. E. C, property of 99,101 
F. 
Faires tin mine, costs at 56 
description of 48-49 
development at 34,48-49 
geology of 48 
ore of, tenor of 54 
minerals in 62 
quartz from, assay of 69-70 
Faulting, unimportance of 60 
Feldspathic beds, identity of 34 
Ferguson gold mine, developments at. . 76,96,111 
geology at 96-97 
location of 96 
minerals in 16,62-64, 112 
ores of 61,97-99 
tenor of 98 
vein in section of , -figure showing 97 
Fish-scale slate. See Quartz-sericite schist. 
Fissure veins, description of 59-60,65 
Flint Hill mine, description of 108 
Fluorite, occurrence of 62,64 
Folds, location of 27,28-29 
origin of 36-37 
Fossils, nonoccurrence of 30 
Frank, Fred., development by 99 
information from 97 
Frank & Dover, development by 96 
Furman, J. H., tin development by 33 
