ILLUSTRATIONS 
Page. 
Plate I. 'Topographic map of the central portion of the Carolina's. showjBg loca- 
tion of gold mines . 10 
II. Limestone quarry at Ga!!'ney. . . _ IS 
III. A, Specimen of tin-bearing pegmatite; i>. Photomicrograph of tin ore... 12 
TV. Side of diabase dike exposed in Ifailc pit. . . 80 
V. liaile oh body near bottom of llaile pit . 82 
VI. Beguelin ore body, showing diabase 1 dike. S4 
VII. Begnelin ore body. Halle mine, sfiowing old levels and slopes 86 
VI ii. Contact of granite and mica schist at Venning mine _ .- 122 
iX. Polished specimen of ore from Lockhart mine .. 126 
Fig. 1. Index map showing location of area -.- 10 
2. Sketch showing disturbance of Monroe beds 
3. Sketch map showing distribution of pegmatite and tin in the Carolina bell . 35 
4. Sketch of narrow pegmatite dike, showing distribution of cassiterii'e: 1 ... 40 
5. Diagrammatic plan showing st ructure of cross dike of pegmatite 47 
('). Diagram showing structure of interfoliated pegmatite dike 50 
7. Sketch of pegmatite dike, showing internal structure .. 51 
S. Sketch ma,]) showing location of the principal ore bodies of the llaile mine . 78 
0. Longitudinal projection of the Bumalo ore body, llaile mine - 85 
10. Vertical section of die Beguelin ore body, llaile mine .' 86 
1 I . Sketch of vein, Ft i >. son mine 97 
12. Diagrammatic sket<?p of vein, Brown mine 100 
\'.\. 1 1 vpothe' !. .; rt l plan of vein, Brown mine _ 101 
14.<Sketch ol vein, Schlegelmilch mine , . . .: _ — 102 
• 11. Sketch map of the vicinity of Dahlonega, Ga... 121 
16. Diagram showing 1 structure of Lockhart vein — L". 127 
