표제지

제출문

연차(1차년) 보고서 요약서

요약문

SUMMARY

Contents

목차

제1장 연구개발과제의 개요 35

제2장 국내·외 기술개발현황 37

제3장 연구개발 수행 내용 및 결과 45

제1절 서론 45

제2절 몽골 서부 희토류 광화대 조사결과 47

제3철 몽골 항가이 지역 텅스텐-몰리브덴 광화대 조사결과 119

제4절 베트남 네안성 희토류 광화대 조사결과 177

제5절 미얀마 보피붐 지역 크롬 광화대 조사결과 246

제6절 위탁연구결과 325

1) 위탁과제 1(몽골 IGMR) 325

2) 위탁과제 2(몽골 MRAM) 364

3) 위탁과제 3(베트남 VIGMR) 445

4) 위탁과제 4(미얀마 DGSE) 518

5) 위탁과제 5(충남대학교) 710

제7절 광물자원 포털사이트 운영 780

제8절 정부자원외교지원 798

제9절 결론 800

제4장 참고문헌 803

Table 2-1. Major elements(wt.%) of Yolt intrusion from the Khangai area 48

Table 2-2. Chemical compositions of minerals from the Khangai area 50

Table 2-3. Chemical compositions of minerals from the Khangai area 51

Table 2-4. Commodity and location of 2013 first study area 56

Table 2-5. Commodity and location of 2013 second study area 56

Table 2-6. Major elements(wt.%) of W-bearing greisen and quartz veins from... 62

Table 2-7. Minor elements(ppm) of W-bearing greisen and quartz veins from the... 62

Table 2-8. Major elements(wt.%) of rocks from east and south of the Khangai... 68

Table 2-9. Minor elements(ppm) of rocks from east and south of the Khangai... 69

Table 2-10. Major elements(wt.%) of quartz veins from porphyry Cu... 73

Table 2-11. Minor elements(ppm) of quartz veins from porphyry Cu mineralization... 74

Table 2-12. Major elements(wt.%) of porphyry Mo-Cu quartz veins from the Jinst... 79

Table 2-13. Minor elements(ppm) of porphyry Mo-Cu quartz veins from the Jinst... 80

Table 2-14. Major elements(wt.%) of granite porphyry and limestone from skarn... 85

Table 2-15. Minor elements(ppm) of granite porphyry and limestone from skarn... 86

Table 3-1. Major tungsten deposits in Mongolia 123

Table 3-2. Genetic and mineral types of tin, tungsten, tin-tungsten and molybdenum-tungsten deposits of Mongolia 126

Table 3-3. W, Mo, Sn, Nb, Ta, Pb, Zn, U, and Th contents in the samples... 153

Table 3-4. REE contents in the samples obtained in Dulaankhaikhan area. 153

Table 3-5. Rotation component matrix for samples obtained in survey point 15 in... 154

Table 3-6. Rotation component matrix for samples obtained in survey point 4 in... 155

Table 3-7. W, Mo, Bi, Nb, Ta, Pb, Zn, U, and Th contents in the samples... 160

Table 3-8. REE contents in the samples obtained in Bayan-Onjuul area. 161

Table 3-9. Rotation component matrix for samples obtained in survey point 3 in... 162

Table 3-10. Rotation component matrix for samples obtained in survey point 10 in... 163

Table 3-11. Results of the geochemical analysis for the samples obtained in Dulaankhaikan area in the geological survey during 2013. 165

Table 3-12. Results of the geochemical analysis for the samples obtained in Bayan-Onjuul area in the geological survey during 2013. 171

Table 4-1. Average content of REE and trace element within upper crust and various rocks 179

Table 4-2. Representative values of K(%), U(ppm), Th(ppm) and magnetic susceptibility from the granites in the 2nd candidate area for geochemical exploration 192

Table 4-3. Representative values of K(%), U(ppm), Th(ppm) and magnetic susceptibility from the granites in the 2nd candidate area for... 196

Table 4-4. Chemical composition of rare earth element within the soil around Tri Le area 219

Table 4-5. Chemical composition of rare earth element within the pit soil around Tri Le area 241

Table 5-1. Representative electron probe microanalysis of pyroxenes from the Bophi vum ophiolite, Myanmar. 273

Table 5-2. Summary of chromite samples and their rock descriptions 281

Table 5-3. Representative electron probe microanalysis of chromian chromites from the Bophi vurn ophiolite, Myanmar. 282

Table 5-4. Results of in-situ portable XRF measurement for soil samples(average... 297

Table 5-5. Basic statistics for the survey data of four metallic elements at 116... 300

Table 5-6. Results of the XRF analysis on the trench section 316

Table 7-1. The list of Japan JOGMEC's translated resources news 785

Fig. 1-1. Distribution of world non-ferrous mineral exploration budgets(excluding... 40

Fig. 1-2. Exploration expenditure of Canada from 1997 to 2008(Canadian... 41

Fig. 1-3. Exploration and deposit appraisal expenditures by type of activity, 2007... 41

Fig. 1-4. Exploration and deposit appraisal expenditures in Canada, by commodity... 42

Fig. 1-5. Expenditures on exploration and deposit appraisal by province, 2008-09... 42

Fig. 1-6. Exploration expenditures of Labrador and Newfoundland. Canada 1982-2009... 43

Fig. 1-7. Situation of diamond drilling, Labrador and Newfoundland, Canada from 1982... 43

Fig. 1-8. Australian mineral exploration expenditure. excluding gold and base metals,... 44

Fig. 2-1. Modal quartz (Q)-alkali feldspar (A)-plagioclase (P) ternary plot. IAG＝island arc... 49

Fig. 2-2. Minerals from the Khangai area 49

Fig. 2-3. Zircons from the Khangai area 52

Fig. 2-4. Area mapping of zircon from the Khangai area 52

Fig. 2-5. Line mapping of zircon from the Khangai area. 53

Fig. 2-6. Mutual discussion for IGMR's reform and data of research area between... 55

Fig. 2-7. Regional location of study area(left＝first study area, right＝second... 56

Fig. 2-8. Geological map of the Erdenesant area 57

Fig. 2-9. The contact between biotite granite (front) and sedimentary rock (back)... 58

Fig. 2-10. Biotite granite (left) and miarolitic structure(right＝pegmatite... 58

Fig. 2-11. Massive barren quartz vein (left) and black minerals-bearing quartz... 59

Fig. 2-12. W-bearing greisen vein from the Erdenesant area(valley, 2 site) 60

Fig. 2-13. W-bearing quartz vein from the Erdenesant area(summit, 1 site) 60

Fig. 2-14. W-bearing quartz vein from the Erdenesant area(north part of central,... 61

Fig. 2-15. W-bearing quartz vein from the Erdenesant area(north part of central,... 61

Fig. 2-16. Geological map of the Khangai REE-Nb-Ta occurrence 64

Fig. 2-17. Granite porphyry from K7 east site of the Khangai REE-Nb-Ta... 65

Fig. 2-18. Granite porphyry from K7 east site of the Khangai REE-Nb-Ta... 65

Fig. 2-19. Granite porphyry from K7 east site of the Khangai REE-Nb-Ta... 65

Fig. 2-20. Counter and contents of K, U and Th at the K3 site of Khangai... 66

Fig. 2-21. Fine or medium granite from K3 site of the Khangai REE-Nb-Ta... 67

Fig. 2-22. Counter and contents of K, U and Th of fine or medium granite frome... 67

Fig. 2-23. View of granitoid-related Cu mineralization from the Hayrhandulaan... 70

Fig. 2-24. Amphibolite (left) and granodiorite (right) from granitoid-related Cu... 70

Fig. 2-25. Banded gneiss (left) and pink feldspar granite (right) from porphyry Cu... 71

Fig. 2-26. Fe oxides (left) and Cu oxides (right) from porphyry Cu mineralization... 72

Fig. 2-27. Digging (left) and chalcopyrite (right) from porphyry Cu mineralization... 72

Fig. 2-28. Pink feldspar granite (left) and veins (right) from Cu-W-bearing greisen... 75

Fig. 2-29. View of Cu-W-bearing greisen and quartz veins of the Hayrhandulaan... 75

Fig. 2-30. Fe oxides (left) and Cu oxides (right) from Cu-W-bearing greisen and... 75

Fig. 2-31. Geological map of Cu mineralization at the Hayrhandulaan area 76

Fig. 2-32. Quartz vein from Cu mineralization of the Hayrhandulaan area(left＝... 77

Fig. 2-33. Quartz vein (left) with cavity and quartz veins (right) of different stage... 77

Fig. 2-34. Granite (left) and quartz veins (right) from porphyry Mo-Cu... 78

Fig. 2-35. Wallrock alteration (left) and minerals (right) from porphyry Mo-Cu... 78

Fig. 2-36. Quartz vein (left) and quartz vein (right) of different stage from the... 81

Fig. 2-37. Sedimentary rocks (green) and igneous rocks (pink) from skarn Cu... 82

Fig. 2-38. Limestone (left) and granite porphyry (right) from skarn Cu... 82

Fig. 2-39. Cu oxides from skarn Cu mineralization of the Jargalan area 82

Fig. 2-40. Cu mineralization area (left) and sedimentary rocks (right) of the... 83

Fig. 2-41. Cu oxides from skarn Cu mineralization of the Jargalan area(left＝... 83

Fig. 2-42. Trench (left) and grey white limestone (right) from skarn Cu... 88

Fig. 2-43. Cu oxides and epidote from skarn Cu mineralization of the Jargalan... 88

Fig. 2-44. Mineral resource map of the Bayanbulag soum area 89

Fig. 2-45. Igneous rocks from the Beliin-Tsahir W-Mo occurrence 90

Fig. 2-46. Greisen and quartz vein from the Beliin-Tsahir W-Mo occurrence 90

Fig. 2-47. Greisen and quartz vein, and fluorite from the Beliin-Tsahir W-Mo... 91

Fig. 2-48. Trench and rock cores from the Beliin-Tsahir W-Mo occurrence 91

Fig. 2-49. Geological map of the Zadgaibulag W occurrence 92

Fig. 2-50. Granite, black shale and contact from the Zadgaibulag W occurrence 93

Fig. 2-51. Contact between marble limestone and igneous rock from the... 93

Fig. 2-52. Hornblede granite (left) and quartz vein (right) from the... 94

Fig. 2-53. Trench of quartz veins from the Ovoot-Oendor Ta-Nb occurrence 95

Fig. 2-54. Pink feldspar granite from the Ovoot-Oendor Ta-Nb occurrence(left＝... 96

Fig. 2-55. Quartz vein from the Unegt Au occurrence 97

Fig. 2-56. Quartz vein and trench from the Unegt Au occurrence 97

Fig. 2-57. Limestone(white) and granite(pink) from the Biluutiin-Gol Fe-Sn... 98

Fig. 2-58. Limestone, shale and granite from the Biluutiin-Gol Fe-Sn occurrence 98

Fig. 2-59. Fe mineralization from the Biluutiin-Gol Fe-Sn occurrence 99

Fig. 2-60. Trench from the Biluutiin-Gol Fe-Sn occurrence 99

Fig. 2-61. Skarn zone from the Biluutiin-Gol Fe-Sn occurrence 100

Fig. 2-62. Contact (left), hornblede granite (middle) and limesilicate (right) from... 100

Fig. 2-63. Mineral resource map (left) and view (right) of the Cu-Au occurrence 101

Fig. 2-64. Geological map of the Taatsyn-Gol-II Au-W occurrence(PR¹₁... 102

Fig. 2-65. View of the Taatsyn-Gol-II Au-W occurrenc 103

Fig. 2-66. Quartz vein and trench from the Taatsyn-Gol-II Au-W occurrence 104

Fig. 2-67. Quartz vein and Cu oxides from Cu mineralization of the... 105

Fig. 2-68. Quartz vein from Sn mineralization of the Khairkhandulaan soum area 105

Fig. 2-69. Tectonic province in Mongolia 108

Fig. 2-70. Fault system in the southwestern part of Mongolia 108

Fig. 2-71. Geology and geological structures around Toglog. E-W trending schist... 110

Fig. 2-72. Geology and geological structures around Toglog. Pinkish granite (a, b),... 111

Fig. 2-73. Pinkish granite developed in the 25 km of SSE Hayrhandulaan (a). E-W... 112

Fig. 2-74. Outcrops of the southern part of Hayrhandulaan. Grey to pale pinkish... 114

Fig. 2-75. Outcrops of the southern part of Hayrhandulaan. Quartz vein and... 115

Fig. 2-76. Geology and geological structures in the northern part of Jargalan.... 116

Fig. 3-1. Location map of major tungsten deposits in Mongolia 122

Fig. 3-2. Schematic distribution of tin, tungsten and molybdenum deposits and... 125

Fig. 3-3. (Left) Location map of Dulaankhaikhan W-Mo survey area and... 136

Fig. 3-4. Mineral distribution map of Bayan-Onjuul area and magnetic survey area and... 136

Fig. 3-5. Base station of magnetic survey 138

Fig. 3-6. Performing magnetic survey 138

Fig. 3-7. Topographic map of magnetic survey area and magnetic survey results 138

Fig. 3-8. Spectroscopic characteristics of major rock types in the survey area 140

Fig. 3-9. Correction of geologic map using remote sensing results 141

Fig. 3-10. Measurement lines and their heights of magnetic survey in the deposit I... 142

Fig. 3-11. Total magnetic anomaly map in the deposit I (left) and deposit II (right) 142

Fig. 3-12. Analyzed terrain map using GPS data in deposit I (left) and deposit II... 142

Fig. 3-13. 3D magnetic inversion result in the deposit I area. Red solid models... 144

Fig. 3-14. 3D magnetic inversion result in the deposit II area. Red solid models... 144

Fig. 3-15. 3D magnetic inversion result in the whole research area. Red solid... 145

Fig. 3-16. Interpolated total magnetic anomaly on the 2D grid points using Kriging... 146

Fig. 3-17. Analyzed 3D magnetic susceptibility model using 3D magnetic inversion. 146

Fig. 3-18. Geologic map of Dulaankhaikhan W-Mo survey area. Location of survey... 148

Fig. 3-19. Andesite and pegmatite vein in survey point 1. 149

Fig. 3-20. Intrusive pegmatite vein(red dashed line) between granite(on the right... 149

Fig. 3-21. Mining site in Ult gold deposit. 150

Fig. 3-22. Gold bearing quartzite in Ult gold deposit (left) and gold bearing... 150

Fig. 3-23. Wolframite bearing quartz vein intruded in andesite in survey point 8... 150

Fig. 3-24. X-ray diffraction pattern of tungsten containing quartz vein sample... 151

Fig. 3-25. Geologic map of Bayan-Onjuul survey area. Also, location of survey... 156

Fig. 3-26. Wolframite bearing quartz vein intruded in quartzite in Jurassic... 157

Fig. 3-27. Restored site after former trench investigation in survey point 6. 158

Fig. 3-28. SEM photograph and EDS result of W containing quartz vein sample... 158

Fig. 4-1. Main rare earth mineral 177

Fig. 4-2. Geologic map of Tri Le area 183

Fig. 4-3. Location map of the candidate area for soil geochemical exploration in the... 184

Fig. 4-4. Investigation map of grid soil geochemical exploration 185

Fig. 4-5. Photographs about soil geochemical exploration 186

Fig. 4-6. Location map of the first candidate area 187

Fig. 4-7. Panoramic view of the first candidate area (left), granite weathered zone... 188

Fig. 4-8. Distribution map of soil sample for the first candidate area 188

Fig. 4-9. TREO of the soil sample for the first candidate area 189

Fig. 4-10. Location map of the second candidate area. Mo＝Monazite 190

Fig. 4-11. Panoramic view of the second candidate area 191

Fig. 4-12. Distribution map of the soil sample in the second candidate area 193

Fig. 4-13. TREO of the soil sample in the second candidate area 194

Fig. 4-14. Location map of the third candidate area 195

Fig. 4-15. Panoramic view of the third candidate area 197

Fig. 4-16. Distribution map of the soil sample in the third candidate area 198

Fig. 4-17. TREO of the soil sample in the third candidate area 199

Fig. 4-18. Soil geochemical anomaly map in Tri Le area(TREO) 202

Fig. 4-19. Soil geochemical anomaly map in Tri Le area(La+Ce) 203

Fig. 4-20. Soil geochemical anomaly map in Tri Le area(Y) 204

Fig. 4-21. Soil geochemical anomaly map in Tri Le area(La) 205

Fig. 4-22. Soil geochemical anomaly map in Tri Le area(Ce) 206

Fig. 4-23. Soil geochemical anomaly map in Tri Le area(Nd) 207

Fig. 4-24. Soil geochemical anomaly map in Tri Le area(Sm) 208

Fig. 4-25. Soil geochemical anomaly map in Tri Le area(Gd) 209

Fig. 4-26. Soil geochemical anomaly map in Tri Le area(Dy) 210

Fig. 4-27. Soil geochemical anomaly map in Tri Le area(Pr) 211

Fig. 4-28. Soil geochemical anomaly map in Tri Le area(Eu) 212

Fig. 4-29. Soil geochemical anomaly map in Tri Le area(Tb) 213

Fig. 4-30. Soil geochemical anomaly map in Tri Le area(Ho) 214

Fig. 4-31. Soil geochemical anomaly map in Tri Le area(Er) 215

Fig. 4-32. Soil geochemical anomaly map in Tri Le area(Tm) 216

Fig. 4-33. Soil geochemical anomaly map in Tri Le area(Yb) 217

Fig. 4-34. Soil geochemical anomaly map in Tri Le area(Lu) 218

Fig. 4-35. Sketch map of the cross-section in the 1-9 pit 227

Fig. 4-36. Photograph of the cross-section for the pit 1-9 228

Fig. 4-37. Sketch map of the cross-section in the 1-10 pit 229

Fig. 4-38. Photograph of the cross-section for the pit 1-10 230

Fig. 4-39. Sketch map of the cross-section in the pit 2-10 231

Fig. 4-40. Photograph of the cross-section for the pit 2-10 232

Fig. 4-41. Sketch map of the cross-section in the pit 18-2 233

Fig. 4-42. Photograph of the cross-section for the pit 18-2 234

Fig. 4-43. Sketch map of the cross-section in the pit 20-2 235

Fig. 4-44. Photograph of the cross-section for the pit 20-2 236

Fig. 4-45. Sketch map of the cross-section in the pit 21-1 237

Fig. 4-46. Photograph of the cross-section for the pit 21-1 238

Fig. 4-47. Sketch map of the cross-section in the pit 23-6 239

Fig. 4-48. Photograph of the cross-section for the pit 23-6 240

Fig. 4-49. Exploration plan in 2014 245

Fig. 5-1. Maps showing the location of 2013 KIGAM-DGSE Joint field survey... 247

Fig. 5-2. Topographic classification of Myanmar 247

Fig. 5-3. Plate tectonic setting adjacent to Myanmar. 248

Fig. 5-4. Schematic map showing the geological structure of Myanmar. 249

Fig. 5-5. Regional geological map of Myanmar. 251

Fig. 5-6. Stratigraphic chart of Myanmar. 252

Fig. 5-7. Major geotectonic units of Myanmar. 252

Fig. 5-8. Structural map of Myanmar. 258

Fig. 5-9. Geological blocks of Myanmar. 259

Fig. 5-10. Mineral commodity and mining license of Myanmar 260

Fig. 5-11. Metallogenic province of Myanmar. 260

Fig. 5-12. Location and geographic feature of Bophi Vum, Myanmar 263

Fig. 5-13. Geography and geology of Bophi Vum 264

Fig. 5-14. Photographs showing detailed surface survey. 267

Fig. 5-15. Geological map showing the distribution of Cr-ore bodies at Bophi Vum... 268

Fig. 5-16. Photographs of harzburgite outcrops 269

Fig. 5-17. Microphotographs showing serpentinized harzburgite in thin section.... 269

Fig. 5-18. Photographs showing outcrops of light yellowsh dunite 270

Fig. 5-19. Microphotographs showing serpentinized dunite in thin section, open... 271

Fig. 5-20. Photographs showing outcrops of dark greenish serpentinite 271

Fig. 5-21. Microphotographs showing serpentinite in thin section, open polarizd... 272

Fig. 5-22. Diagram of Ca-Mg-Fe pyroxenes 274

Fig. 5-23. Diagram of MgO vs. Al₂O₃ showing the compositional variations of... 274

Fig. 5-24. Compositional variation of clinopyroxene from chromitite, dunite,... 275

Fig. 5-25. Compositional variation of orthopyroxene from chromitite, dunite and... 276

Fig. 5-26. Photographs showing the ore bodies of podiform chromite in dunite... 278

Fig. 5-27. Photographs showing the ore bodies of massive chromite 278

Fig. 5-28. Photographs of chromite grains occurred as fine-grained disseminates... 278

Fig. 5-29. Photographs of chromite ore veins infilling along fault and fine... 279

Fig. 5-30. Photographs of chromite ore vein filling along the contact zone... 279

Fig. 5-31. Photographs of chromitite outcrops including dunite fragments. 280

Fig. 5-32. Photographs of chromitite ore veins occurring as net-works type in... 280

Fig. 5-33. Classification of the composition of chromian spinel from Bophi Vum... 283

Fig. 5-34. Atomic proportions of Fe³⁺, Cr, and AI for chromian spinels from... 284

Fig. 5-35. Mg# vs. Cr# diagram for chromian spinels from Bophi Vum,... 284

Fig. 5-36. Al₂O₃ vs. Fe²⁺/Fe³⁺ diagram for chromian spinels from Bophi Vum,... 285

Fig. 5-37. Al₂O₃ vs. TiO₂ diagram for chromian spinels from Bophi Vum,... 286

Fig. 5-38. (FeO/MgO)melt vs (Al₂O₃)melt (wt.%) calculated on the basis of the... 287

Fig. 5-39. Photographs for podiform chromitite: rock (upper); slab (middle);... 289

Fig. 5-40. Photographs for anti-podiform texture: rock (left); thin section (right... 290

Fig. 5-41. XRD patterns for podiform chromitite and serpentinite. 290

Fig. 5-42. Photographs of magnetite and silica veins in dunite matrix(left) and... 291

Fig. 5-43. Back-scattered electron image showing chromite magnetitization. 292

Fig. 5-44. Photographs of silica veins within dunite matrix. 293

Fig. 5-45. Photographs of outcrops covered with soils and debris. 294

Fig. 5-46. Geological map showing soil sampling sites and survey route(in the... 295

Fig. 5-47. Photographs showing geochemical exploration for surface soils: pitting... 296

Fig. 5-48. Comparision for concentrations of Cr, Ni and Fe between PXRF and... 301

Fig. 5-49. Comparision of analytical data between PXRF and ICP-AS... 302

Fig. 5-50. Diagram of Cr vs Ni showing correlationship of soil samples using by... 303

Fig. 5-51. Diagram of Cr vs Fe showing correlationship of soil samples using by... 303

Fig. 5-52. Diagram of Fe vs Ni showing correlationship of soil samples using by... 304

Fig. 5-53. Geochemical anomaly maps for Cr concentration for portable... 305

Fig. 5-54. Geochemical anomaly maps for Ni concentration for portable... 305

Fig. 5-55. Geochemical anomaly maps for Fe concentration for portable... 306

Fig. 5-56. Geochemical anomaly maps for Mn concentration for portable... 307

Fig. 5-57. Geological map and trench site in the study area. 308

Fig. 5-58. Photograph of the Backhoe Loaders of the JCB for excavating the... 308

Fig. 5-59. Photograph of the 1st trench for recognizing the chromite ore bodies... 309

Fig. 5-60. Photograph of the 2nd trench for recognizing the chromite... 310

Fig. 5-61. (a) & (b) Overview of the 2nd trench. (b) Photograph of the... 311

Fig. 5-62. Detailed grid map on the almost vertical plane of the trench section. Photo mosaic and detailed sketch map of the trench section. 312

Fig. 5-63. Photographs of the harzburgite. dunite and soil covered on the... 313

Fig. 5-64. Structural elements on the trench section, such as joints, veinlets,... 314

Fig. 5-65. (a) Portable XRF for the mineral analysis. (b), (c) & (d) Photograph... 315

Fig. 5-66. Detailed grid map and sketch in the range of 0 to 25 m on the trench section. 320

Fig. 5-67. Detailed grid map and sketch in the range of 26 to 50 m on the trench section. 321

Fig. 5-68. Detailed grid map and sketch in the range of 51 to 75 m on the trench section. 322

Fig. 5-69. Detailed grid map and sketch in the range of 76 to 100 m on the trench section. 323

Fig. 7-1. Mineral resources portal site 780

Fig. 7-2. The information of Fe-Mn mineralized area integrated google satellite... 782

Fig. 7-3. The infonnation of Au mineralized belt area integrated google satellite... 782

Fig. 7-4. Data of geophysical survey line integrated google satellite image and... 783

Fig. 7-5. Report of exploration of overseas mineral resources. (a) PDF format for... 783

Fig. 7-5. continued. (c) PDF format for the geological survey result of REE resources in... 784

Fig. 7-6. Japan JOGMEC's translated resources news articles 784

Fig. 8-1. The first Korea-Myanmar Economic cooperation committee 798