HONG-KONG, ONE OF THE LADRONE ISLANDS, OFF MACAO. 3. Lead-coloured compact quartz rock, with imbedded crystals of flesh-coloured feldspar. GREAT LEMMA, ONE OF THE LADRONE ISLANDS, OFF MACAO. 4. Coarse-grained granite, with distinct crystals of feldspar. SOUTHERN SHORE OF THE YELLOW SEA. CHE-A-TOW. 5. Fine-grained gneiss, composed of white quartz, white feldspar, and black mica, with a vein containing hornblend and crystals of feldspar. 6. The strata are here very much contorted; the cliffs at some places being folded up like webs of cloth. 7. Granular primitive lime-stone, containing greenish steatite. 8. Quartz rock, alternating with gneiss. 9. A specimen containing amorphous pieces of iron. CUNG-CUNG-CHEEN ISLANDS. 10. Very fine-grained gneiss, composed of white quartz, flesh-coloured feldspar, and black mica. 11. Coarser variety of the same. 12. Compact blueish-grey feldspar, with grains of quartz. OEI-HAI-OEI. 13. Gneiss, composed of yellowish feldspar, white quartz, and black mica. LUNG-CUNG-TAO ISLANDS. 14. Coarser variety of the rock described above. WEST COAST OF COREA. From an Island in Latitude 37º 45' North. 1. Compact stratified pale-pink lime-stone; variegated in colour; strata highly inclined. 2. Very compact slaty light-grey rock; strata inclined at an angle of 75º, dipping towards the north-east. 3. Dark olive steatitic rock, containing fragments of granular marble. 4. Very fine-grained greenish hornblend rock. 5. Vine-grained purplish slate; the strata highly inclined. 6. Greenish-grey slate, containing crystals of white feldspar and specks of hornblend: strata highly inclined, dipping towards the north-east. SPECIMENS FROM HUTTON'S ISLAND, COAST OF COREA. Latitude 36º 10' north, longitude 126º 13' east. The following note is taken from the narrative at page 8.