LIST OF ILLUSTRATIONS. 



Frontispiece. — The Man-sang Falls. 



Plate 1. — Loi Ling (8,771 ft.) from Man-sang, with the Tertiary Volcano 

 of Loi Han Hun. 



„ 2. — Scenery of the Plateau. 



„ 3.— The Lukhkai ' Kesseltal.' 



4. — ' Swallow-Hole ' in the Lukhkai " Kesseltal.' ' 



5. — A portion of the Shan Plateau showing Caldron valleys. Scale 



1 in. = 2 miles. 



., 6, Fig. 1. — Rhyolite, Bawd win, with flow-structure, x 17. 



,. ., .. 2. — Rhyolite, Bawdwin, showing quartz-mosaic and (below the 

 centre) quartz- phenocryst surrounded by a " court 

 in optical continuity with the phenocryst. X 17. 

 Nicols crossed. 



„ 7 ,, 1. — Diorite near Hpalam. Light areas, felspar. Dark do., 

 hornblende, x 17. Nicols crossed. 



„ „ „ 2. — Olivine Basalt (Tertiary), Loi Han Hun. 



„ 8 1. — Olivine Gabbro, Nam Hsan. x 17. 



., „ „ 2. — Portion of the same enlarged, to show ' reaction rims.' 



These are developed at the contact of the olivine with 

 the felspar. x 33. 



„ 9. — Junction of Zebingyi Shales with Nyaungbaw Limestone, near 

 Thondaung Railway Station. 



10. — Fault-scarp at Pong-wo. 



„ 11, Fig. 1. — Ordovician Limestone. Filled with fragments of organisms 

 (ossicles of crinoids, etc.). x 12. 



„ 11 „ 2. — Plateau Limestone, ordinary type. An aggregate of 

 minute crystals of dolomite. The section is traversed 

 by two fine calcite veins, one of which (vertical) is 

 slightly " faulted: " at the point where they cross 

 each other. x 17. 



,, 12 „ 1. — Oolitic Dolomite with Foraminifera, Mongyaw. Th'> 

 interior of the oolitic granules is lined with minute 

 dolomite crystals of secondary growth. x 17. 



„ 12 „ 2. — Oolitic Dolomito with Foraminifera, Mongyaw. A 

 Texiularia is seen to left of centre. X ±7. 



,. 13 „ 1. — Oolitic Dolomite, Mong-yaw. Showing zoned crystals 

 of secondary dolomito filling interstices. x 17. 



., „ 2. — Oolitic Dolomite, Gokteik Gorge. The large oolitic 

 granules arc composed of calcite. A cavity partly 

 filled with idiomorphic crystals of secondary dolomito 

 is seen below the centre, x 17. 



„ 14 „ 1. — Fusulina Limestone, Kehsi Mansam. x 14. 



., 14 „ 2. — Pormo-carboniferous Limestone, Kehsi Mansam. x 14. 



