GEOLOGY OF THE PENGKALAN HULU-BETONG TRANSECT ...

Figure 32: Exposures of the Nenering beds/Ai Yoe Boe Chang Gravel beds (Qnn/ay) on the
Malaysian side. ..........................................................................................................46
Figure 33: Exposures of the Nenering beds/Ai Yoe Boe Chang Gravel beds (Qnn/ay) at Ban Ai
Boe Chang, Thailand. ................................................................................................47
Figure 34: The Nenering beds/Ai Yoe Boe Chang Gravel beds (Qnn/ay) exposed at Ko Mo 7
Village, north of Betong, Thailand. ...........................................................................48
Figure 35: Outcrop of Basal Gravel Beds facies on the Malaysian and Thai sides........................49
Figure 36: Exposures of Gravelly Sand Layers facies on the Malaysian and Thai sides............49
Figure 37: Effects of neo-tectonic on the Nenering beds/Ai Yoe Boe Chang Gravel beds (Qnn/ay)
on the Malaysian and Thai sides................................................................................50
Figure 38: Recent fluvial deposits on the Malaysian and Thai sides. .........................................52
Figure 39: The Rimba Telui/Si Nakhon granite (Trgrrt/sn)............................................................54
Figure 40: A typical Bintang granite (Trgrbt) at Pong Hydroelectric Dam, Sungai Pong, Kelian
Intan area, Malaysia...................................................................................................56
Figure 41: The Chantharat granite (Trgrch) at Ban Chulaporn 10, Chantharat area, Thailand. ....57
Figure 42: The Damar granite (Trgrdm) at Kampung Belukar Semang, Malaysia........................58
Figure 43: Leucocratic, fine-to medium-grained, equigranular to inequigranular texture, in
nature and tourmaline-biotite granite, of Pa Ret Tu granite (Trgrbp/pr). Location: Ai
Yoe Weng village, Thailand. .....................................................................................59
Figure 44: Metallic and non-metallic mineral occurences in the Transect area. .........................62
Figure 45: The Rahman Hydraulic Tin Berhad, Kelian Intan, Malaysia.....................................64
Figure 46: Tham Thalu mine, Thailand.......................................................................................65
Figure 47: Environmental improvement work by secure landfill at Na Sua mine, Thailand......66
Figure 48: Open-cut at Pin Yoh mine, Bannang Sta District, Thailand. .....................................67
Figure 49: Occurrence of barite in the Malaysia and Thailand border areas...............................69
Figure 50: Limestone quarry at Bukit Jagor, Gerik, Malaysia. ...................................................71
Figure 51: Quarries in Yala Province, Thailand..........................................................................71
Figure 52: Sand mining in Sungai Pong, Kelian Intan area, Malaysia........................................71
Figure 53: Hot springs in Malaysia. ............................................................................................72
Figure 54: Hot springs in Thailand..............................................................................................73
xi