Index

Note: Page numbers in italics refer to Figures. Page numbers in bold refer to Tables. adakite see meta-tonalite, adakitic gneiss of Rundva˚gshetta Akai-Misaki, geochronology study 167 mineral chemistry 381, 383, 384 Akarui Point 148, 212, 213, 215 petrography 378, 380 deformation history 354 significance in metamorphic history 385–389 geochronology study 168 Tonagh Island 296, 305 kornerupine occurrence 352 xenocrysts in Cape Hinode meta-tonalite 338–345 boron sources 367, 369–371 bleach zones see metasomatism and alteration chemistry Borgmassivet 71 methods of analysis 354–355 borosilicate see Akarui Point results 358–359, 361 Botnnuten, geochronology study 169 description 355–357, 360 Bowl Island 123 P–T evolution 364 Brattnipene 53 petrological setting 355 Breidvagnipa 148 replacement reactions 364–367 geochronology study 167 Akebono Rock 212 marble study 150, 153 Albany–Fraser Range 5, 166, 178 Bunger Hills 5, 166, 178, 195 Alexander von Humboldt Gebirge 71 Bunt Island 123 allanite, Tonagh Island 295, 305 geological setting 319–320 alteration zones see metasomatism and alteration metamorphic age 129 amphibole see grunerite also hornblende see also fluid inclusion studies, geothermometry amphibolite facies Byobu Rock 148 Lu¨tzow-Holm Complex 211, 212, 352, 377, 378

Nampula Complex 72 13 Namuno Block 95 d C Napier Complex 284 marbles from Lu¨tzow-Holm Complex Sør Rondane Mountains 24, 60 methods of analysis 152 Amphitheatre Lakes, Nd model ages 56 results 153, 155–157 Amundsen Bay 139, 258 carbonates see marbles geological setting 317, 319–321 carbonic fluids see fluid inclusion studies see also fluid inclusion studies, Tonagh Island Casey Bay 254 Amundsen Bay Fault 144, 145 cathodoluminescence (CL) imaging 26, 75, Amundsen Dykes 122–123, 139, 196, 258, 259 150–151, 152 Angonia Complex 93, 95 charnockite 72, 81–83, 84–85, 177 Angonia Group 95 CHIME (chemical U–Th–Pb isochron method) Annandagstoppane 71 Lu¨tzow-Holm Complex 173 anorthosite magmatism 71 Napier Complex 125–126, 128–129 Antarctic Plate 1 Chiure Supergroup 95 apatite, Tonagh Island 295, 304 Christmas Point 127, 128 Circum-Antarctic Mobile Belt 3 40Ar/39Ar Circum-East Antarctic Belt 22 Cape Hinode meta-tonalite 338 clinopyroxene Lu¨tzow-Holm Complex chronology central Dronning Maud Land chemistry 406, 407, methods of analysis 173 408, 409 results 169, 174, 176 Tonagh Island 294, 304 Armlenet 80–81 xenocrysts in Cape Hinode meta-tonalite Arrhenius Equation 420 338–345 Austhovde 148, 212 clinozoisite, Tonagh Island 295, 305 geochronology study 168, 169 Condon Hills 56, 123 cordierite backscatter electron (BSE) imaging 26 ˚ Balchen, Nd model ages 53 granulite of Rundvagshetta Beaver Glacier Fault 144, 145 mineral chemistry 381, 383, 385 significance in metamorphic history 385–389 Beaver Island 123, 129 cristobalite 423 Belgica Mountains 53 123 Bergin, Mount 123 Cronus, Mount see under Berrodden 169 crystal size studies Skallen Culicui Suite 95–96, 96, 101 biotite chemistry at Akarui Point methods of analysis 355 Dallwitz Nunatak 123 results 362–363 dolerite see dykes 450 INDEX

Dronning Maud Land East Gondwana, amalgamation of 1, 3, 9, 23 correlations with Mozambique East Ongul 54, 55, 167, 168, 169 geochronology 101, 102, 104, 107 Eastern Ghats Belt 5, 166, 178 metamorphism 108, 110–111 Edward VIII Gulf 258 structures 105, 106–108, 111 Edwards Island 123 summary 111–115 elastic property measurement East African–Antarctic Orogen 69 methods 185 granite geochronology results 185–190 methods of analysis 75 results discussed 190–192 results 80–83 specimens 184 historical data 73 summary 192–193 SIMS 76–79 Enderby Land 184 results discussed see also Napier Complex tectonic interpretation 84–86 epidote 305 tectonic model 86 summary 87 Late Neoproterozoic–Early Palaeozoic fayalite 407 orogenesis 71–72 feldspar see orthoclase also plagioclase Dronning Maud Land (central) 5 Field Island 123 metamorphic history compared with Sør Rondane Filchnerfjella 71 Mountains 62–63 map 238, 403 Nd model ages 57 metamorphic P–T path 410, 412 SHRIMP ages 60 metamorphic textures 413 see also Mu¨hlig–Hofmannfjella Mountains; mineral chemistry 407, 409 Schirmacher Hills petrography 405–407 Dronning Maud Land (central–eastern) regional correlation of P–T path 413–416 geological setting 236–239 thermobarometry 411 see also dykes Fletta, Mount 56 Dronning Maud Land (eastern) see Lu¨tzow-Holm Fleynoya 55 Complex; Sør Rondane Mountains fluid inclusion studies 318 Dronning Maud Land (western), metamorphic history methods 321–323 compared with Sør Rondane results 323–326 Mountains 62–63 results discussed 326–329 Dufek 53 Forefinger Point 123 dykes metamorphic temperatures 443 Cape Hinode 335 form-line mapping central–eastern Dronning Maud Land interpretation 142 geochemistry 240–242, 243, 244 method 140–142 isotope analysis results discussed 142–145 methods 243, 245 Fyfe Hills 57, 123, 254, 255 results 245–246, 247 petrography 240–242 Gage Ridge 123, 254, 255 summary garnet crust/mantle contribution 246–247 central Dronning Maud Land chemistry residual phases 247–248 405, 406, 407, 408, 409 tectonic setting 248–250 gneiss of Rundva˚gshetta Riiser-Larsen, Mount mineral chemistry 381–382, 385 Amundsen 122–123, 196, 258, 259 petrography 378, 380–381 Proterozoic significance in metamorphic history 385–389 field setting 197–198 Tonagh Island 294, 304 geochemistry xenocrysts in Cape Hinode meta-tonalite 338–345 methods of analysis 199, 201 Gawler Craton 3 results 200, 201–204, 204–206 Geci Group 111 results discussed 206–207 geochemistry, Cape Hinde meta-tonalite 336–337 summary 207 Geoffrey Hills 123 petrography 198 geochronology see 40Ar/39Ar; K–Ar; Rb–Sr; Sm–Nd; U–Pb East African Orogeny 23 geothermometry East African–Antarctic Orogen (EAAO) Fe–Mg partitioning 69, 401 introduction 431–432 Dronning Maud Land 71–72 method 432–433 modelling orogen behaviour 86–87 results 433–436 Mozambique 72 results discussed 441–444 East Antarctic Shield 3 thermodynamic model 437–441 INDEX 451

TiO2 in quartz meta-tonalite 334 method 421, 423 xenocryst studies 338–345 results 422, 423–426 Hochlinfjellet 413, 415 results discussed 428–429 hornblende theory 420–421 central Dronning Maud Land chemistry 405, see also microthermometry 406, 407, 408, 409 Gjelsvikfjella 71, 413, 414 Tonagh Island 296, 305 map 238 xenocrysts in Cape Hinode meta-tonalite gneiss see Skallen 338–345 gneiss Howard Hills 123, 127 Rundva˚gshetta, petrography 378–381 metamorphic age 129 see also elastic property measurement, metamorphic temperatures 443 Skallen petrology humite 150, 152 Gobanme Rock 212 Hydrographer Island 123 Gondwana, assembly 147, 177, 211, 401 granite and granitoid magmatism 402 EAAO of Dronning Maud Land and Mozambique ICP-MS compared Lu¨tzow-Holm Complex 152 geological setting 71–75 Dronning Maud Land 245 methods of analysis 75 Mozambique geochronology 97, 98–100 results 80–84 Napier Complex 199, 200 historical data 73 igneous activity 166, 178 SIMS 76–79 see also dykes; granite; metabasite; pegmatites results discussed ilmenite 341 tectonic interpretation 84–86 Innhovde 55, 168, 169 tectonic model 86 intrusives 166, 178 summary 87 see also dykes; granite; metabasite; pegmatites granulite iron–magnesium (Fe–Mg) exchange thermometry see elastic property measurement, fluid inclusion see under geothermometry isotopes, stable see d13C; d18O studies, geothermometry, 40 39 granulite facies isotopic dating see Ar/ Ar; K–Ar; Rb–Sr; Lu¨tzow-Holm Complex 211, 212 Sm–Nd; U–Pb Nampula Complex 72, 377, 378 Namuno Block 95 JARE schedule 122 Sør Rondane Mountains 24, 60 Jutulsessen 402 Schirmacher Nappe 71 map 403 Grenville event 22, 23 metamorphic P–T path 410, 412 Grunehogna 5 metamorphic textures 413 Grunehogna Craton 71 mineral chemistry 407, 408, 409 grunerite, Tonagh Island 296 petrography 404–405 regional correlation of P–T path 413–416 haematite, xenocrysts in Cape Hinode thermobarometry 411 meta-tonalite 341 Heimfrontfjella 71 K–Ar Henry’s Law 420 Cape Hinode meta-tonalite 338 Highland Complex 105, 110, 111, 177 Lu¨tzow-Holm Complex chronology Hinode, Cape 148, 212 methods 173 geochemistry 336–337 results 168, 169, 174, 176 geochronology 335, 338 Kabuto Rock 148, 150 40Ar/39Ar 338 Kasumi Rock 148 K–Ar 338 geochronology study 167, 168, 169 Rb–Sr 335 marble study 150, 152, 153 SHRIMP U–Pb zircon 335 Nd model ages 54 Sm–Nd 335 Kemp Coast 258 geochronology study 167, 168, 169 Khmara dykes 196 geological setting 334 Kirwanveggen 105, 106, 108, 110 meta-tonalite origins 346–347 kornerupine see Akarui Point meta-tonalite tectonic significance 347 Kuunga Orogeny 23 Nd model ages 54 kyanite 211, 338–345 palaeomagnetism 338 petrology calc-silicates 334 Lalamo Complex 72, 95 dyke rocks 335 lamproite see dykes gneisses 335 lamprophyre see dykes 452 INDEX

Langhovde 212 major and trace elements 217, 221, Lars Christensen Expedition (1937) 21 222–224 Larsemann Hills 352 results discussed Layered Gneiss Series 196 magmatic process 227 Leewin Complex 5 Nd constraints 228–230 lineations, Dronning Maud Land 111 protoliths 225–226 Lira, Mount 123 tectonic setting 226–227 Lu–Hf 129 summary 230 Lurio Belt 72, 92–93, 95, 103–105 petrography 214–215, 216 Lurio Supergroup 95 metasomatism and alteration 230 Lu¨tzow-Holm Complex 5, 166, 190, 192, 333, 378, 391 analytical methods 290, 292, 294 geological setting 148–149, 211–212 results metamorphic history compared with Sør Rondane bulk rock geochemistry, 297, 298, 299, 300, Mountains 61–62 301, 302, 303 Nd model ages 53, 54, 55 host rock mineralogy 291 SHRIMP ages 60 mineral chemistry 293, 294, 295, 296, UHT metamorphism 22 303–305 see also Akarui Point; Hinode, Cape; marbles; mineral modal analysis 288 metabasites; Rundva˚gshetta; Skallen monazite geochronology 297, 305 P–T estimations 294, 295, 296 photomicrographs 289 McIntyre Island 123 whole rock reactions 305–308 geothermometry 419, 422, 424, 425, 426, results discussed 427, 428 alkali and alkaline earth element reactions MacRobertson Land 178, 195 308–310 magmatism see dykes; granite; metabasites; pegmatites rare earth element and Y patterns 310–311 magnesium (Mg) see geothermometry tectonic significance 311–312 magnetic anomaly map 145 sampling pattern 287, 290 magnetite, xenocrysts in Cape Hinode meta-tonalite 341 summary 313 Main Shear Zone 238, 239 mica see biotite also muscovite Malawi, correlation with Antarctica 97, 98, 99, 100 microthermometry Mamala Gneiss 96 fluid inclusion studies marbles 149–150 method 321–323 field relations 150 results 323–326 geochemical analysis results discussed 326–329 methods 150–152 Miller Range 5 results mineral assemblage mapping, Napier Complex 144 carbonate mineral chemistry 154 Mizuho Plateau 190–191 carbonate trace elements 154–155 Mocuba klippen 72 isotope chemistry 153, 155–157 Mocuba Suite 95, 96, 101, 109 mineralogy and texture 152–154 Molucue Group 96 results discussed Monapo Complex 93, 96, 97, 105, 106, 109 depositional age 159–161 Monapo klippen 72 post-depositional alteration 158–159 monazite geochronology, Tonagh Island 297, 305 sedimentary features 159 Montepuez Complex 95 Marrupa Complex 72, 95 Mozambique Massive Gneiss Series 196 correlations with Antarctica and Sri Lanka 111–115 Maud Belt 3 crustal structure 93–95 Mawson Continent 3 East African–Antarctic Orogen 69, 72 Mejell 53 geochronology 96–101, 104 Meluco Complex 95 granite geochronology meta-tonalite, adakitic methods of analysis 75 geochemistry 336–337 results 83–84 petrology 334 historical data 73 xenocryst studies 338–345 SIMS 76–79 discussion of results 346–347 results discussed metabasite tectonic interpretation 84–86 definition 213 tectonic model 86 field occurrence 213 summary 87 geochemistry metamorphic history 108–110 methods of analysis 215, 217 national geological mapping 91–92 results 218, 219 rock types 95–96 alteration 217 status of Lurio Belt 92–93, 95, 106 isotope composition 220, 224–225 structures 103, 105, 106, 109 INDEX 453

Mozambique Belt 5 Ocua Complex 95 Mozambique Ocean 161, 212, 236 Oddesteinen 81 Mozambique Suture 236 Oku-Iwa Rock 212 Mramornye nunatak 105, 106, 107 geochronology study 167 M’Sawize Complex 72, 95 Nd model ages 54 Msawize Group 95 Oldfield, Mount 123 Muaquia Complex 95 Omega, Cape 212 Mugeba Complex 93, 96, 97, 105, 106, 109 geochronology study 167 Mu¨hlig-Hofmannfjella Mountains 71, 101, 105, 107, 108 Ongul Island 183, 212 geological setting 236–237 Ongul Strait 55 mafic dyke study Operation Highjump (1946–7) 21 geochemistry 240, 241, 243, 244 orthoclase 293, 303–304 isotope analysis 245–246, 247 orthopyroxene petrography 240–242 central Dronning Maud Land chemistry 405, summary 406, 407, 408, 409 crust/mantle contribution 246–247 see geothermometry residual phases 247–248 granulite of Rundva˚gshetta tectonic setting 248–250 mineral chemistry 381, 382, 385 map 238 significance in metamorphic history 385–389 Murrupula Suite 96 Tonagh Island 294, 304 muscovite 296 xenocrysts in Cape Hinode meta-tonalite 338–345 Orvinfjella 71,72 Nairoto Complex 95 granitoid intrusion 402 Namama Shear Zone 106 map 238 Namaqua–Natal Belt 5 metamorphic facies 401–402 Nampula Block 93, 95–96, 100, 102, 108–109, 111 metamorphic P–T path 414 Nampula Complex 72 Nd model ages 57 Namuno Block 93, 95, 96–97, 102 Orvinfjella shear zone 105 Napier Complex 5, 166, 178 Otto von Gruber Gebirge 71 Napier Complex see Bunt Island Oygarden Islands 258, 352 Napier Complex form-line mapping P waves see elastic property measurement interpretation 142 palaeomagnetism, Cape Hinode 338 method 140–142 Pan African Orogeny 22, 23, 147, 177, 190, results discussed 142–145 211, 237, 401 geological setting 139–140, 253–255, 258, 284–286 Pardoe, Mount 123 magnetic anomalies 145 metamorphic age 128 mineral assessment map 144 partitioning experiments Nd model ages 56, 57 see geothermometry protolith age 121, 125–126 Pb/Pb evaporation 97, 99, 100 role of TTG 130–131 pegmatites and metasomatic alteration 285, 287 summary history 132–133, 255 see metasomatism and alteration UHT granulite Pingvinane 53 see geothermometry plagioclase UHT metamorphism 121 central Dronning Maud Land chemistry 405, age 126–127, 128–129, 130 406, 407, 408, 409 timing 131–132 chemistry at Akarui Point see also Amundsen Bay; Bunt Island; Priestley Peak; methods of analysis 355 Riisier Larsen, Mount; Tonagh Island results 364 Napier Fault 144, 145 granulite of Rundva˚gshetta Napier Mountains 123, 254, 255 mineral chemistry 381, 384, 385 Nd isotopes, see Sm–Nd significance in metamorphic history 385–389 Nesoya Tonagh Island 293, 303–304 geochronology study 167 xenocrysts in Cape Hinode meta-tonalite 338–345 Nd model ages 54 Priestley Peak 123, 196 Niban Rock 213 fluid inclusion studies 318 Novolazarevskaya Station 71 method 321–323 nunataks, plutonic 74–75 results 324, 326 results discussed 326–329 geological setting 321 d18O Prince Charles Mountains 178, 195 marbles from Lu¨tzow-Holm Complex Prince Olav Coast see Lu¨tzow-Holm Complex methods of analysis 152 Princess Astrid Coast see Schirmacher Hills results 155–157 Princess Elizabeth Land 195 454 INDEX

Proclamation Island 254 geochronology study Proto-Kalahari Craton 71 history of research 166, 170 Prydz Bay 3, 5 methods of analysis 173 pyroxene see clinopyroxene also orthopyroxene results 168, 169, 174 pyroxenite results discussed 174–178 see elastic property measurement sample description 171–173 summary 178–179 geological setting 378 quartz, rutilated geothermometry 419, 422, 424, 425, 427, 428 geothermometer metamorphic temperatures 443 method 421, 423 mineral chemistry results 422, 423–426 methods of analysis 381 results discussed 428–429 results theory 420–421 biotite 383, 384 Queen Mary Land 195 cordierite 383, 385 garnet 381–382 Raman spectroscopy, in fluid inclusion studies orthopyroxene 382 321–323 plagioclase 384, 385 Raoult’s Law 420 sapphirine 382–383 Rapale Gneiss 96 Nd model ages 55 rare earth element (REE) geochemistry 203 petrographic studies Rayner Complex 3, 5, 121, 122, 139, 166, 178, garnet–biotite gneiss 378, 380 190, 192 garnet–sillimanite gneiss 380–381 form-line mapping sapphirine granulite 378 interpretation 142 significance of metamorphic history 385–389 method 140–142 significance of thermal maximum for UHT results discussed 142–145 metamorphism 165, 166, 211, 213, 354 metamorphic history compared with Sør Rondane Rundvagskollane 212 Mountains 61–62 rutile metamorphic temperatures 443 xenocrysts in Cape Hinode meta-tonalite 342 Nd model ages 55, 56 see also geothermometry SHRIMP ages 60 Rayner Province 5, 166, 178 S waves Rb–Sr see elastic property measurement Cape Hinode meta-tonalite 338 Sanagoe thrust zone 95, 105 Dronning Maud Land 243, 245 Sanbagawa Belt, geothermometry 419, 422, 424, Lu¨tzow-Holm Complex chronology 425, 426 methods of analysis 173 Sandercock Nunataks 56 results 167–169 sapphirine results discussed 175, 176 chemistry at Akarui Point Lu¨tzow-Holm Complex metabasite methods of analysis 355 methods of analysis 217 results 365 results 220, 224–225 granulite of Rundva˚gshetta Napier Complex 199, 129, 204–206 mineral chemistry 381, 382–383 Riiser-Larsen dykes 195, 204–206 petrography 378 Reference Peak 129 significance in metamorphic history 385–389 Riiser-Larsen Main Shear Zone 124, 144, 145, 260 Napier Complex 139 timing of 274–275, 278 Riiser-Larsen, Mount Riiser-Larsen, Mount 123 geochemistry 264, 265, 266–267 basement 196–197 mineral associations 261 geological setting 255, 258–260 P–T constraints 268–272 geothermometry 419, 422, 424, 425, petrography 260, 262–263, 266 427, 428 significance for metamorphic gradient 278–279 map 197, 256 significance for UHT metamorphism 273–274 metamorphic age 128, 129 textures 266 Nd model ages 56 Schirmacher Hills 101, 104, 105, 106, 108, 110, 111 protolith 125 map 403 structures 124, 259 metamorphic facies 402 UHT metamorphism 123–124 metamorphic P–T conditions 407, 410, 412 see also dykes, sapphirine, elastic property metamorphic textures 410, 413 measurement, mineral chemistry 407, 408 Rodinia 3, 71 Nd model ages 57 Ruker Terrane 5 petrography 404 Rundva˚gshetta 148, 212 regional correlation of P–T path 413–416 INDEX 455

sapphirine occurrence 402 methods of analysis 173 SHRIMP ages 60 results 167, 174 Sm–Nd age 402 results discussed 174–178 thermobarometry 411 sample description 171 Schirmacher Nappe 71 summary 178–179 Schirmacher Oasis 235, 237 marble study 150 Schneide 81, 83 methods 150–152 Scotia Plate 1 results 153, 154 Scott Mountains Fault 144 Nd model ages 55 SEAL (Structure and Evolution of the East Antarctic Skarvsnes 148, 212 Lithosphere) project 122, 183 geochronology study 167 seismic waves see elastic property measurement Nd model ages 55 Shackleton Range 5 Sm–Nd shield concept 3 Dronning Maud Land mafic dykes SHRIMP (sensitive high-resolution ion microprobe) methods of analysis 243, 245 Cape Hinode meta-tonalite 335 results 245–246, 247 Dronning Maud Land 105, 106 Lu¨tzow-Holm Complex chronology Lu¨tzow-Holm Complex chronology 354, 378 methods 173, 199 methods 173 results 167, 168, 176, 177, 204–206, 228–230 results 168 Lu¨tzow-Holm Complex metabasite Mozambique geochronology 97, 98–100, 102 methods of analysis 217 Mu¨hlig-Hofmannfjella Mountains 107, 108 results 220, 224–225 Napier Complex 125–126, 128–129 Mozambique geochronology 97 Sør Rondane Mountains Napier Complex methods 26 methods of analysis 125, 199 results 27–33, 31–39, 40–42 results 128–129, 204–206 results discussed 33, 39, 43–50 Namuno Block 99 summary 50–52 Riiser-Larsen dykes 195, 204–206 sillimanite Sør Rondane Mountains gneiss of Rundva˚gshetta methods 52 petrography 380–381 results 53–57 significance in metamorphic history results discussed 52, 58–59 385–389 Sones, Mount 123, 254, 255 Lu¨tzow-Holm Complex 211 Nd model ages 56, 57 SIMS (secondary ionization mass spectrometry) Sør Rondane Mountains 5, 101, 104, 105, 110, 111 Napier Complex 125–126, 128–129 geological setting 237–239 Sinnan Rock granitoids 402 geochronology study 167, 168 igneous activity 166, 178 Nd model ages 53, 54 mafic dykes study Skallen 148, 212 geochemistry 241, 242, 243, 244 geochronology study isotope analysis 245–246, 247 history of research 166, 170 petrography 240–242 methods of analysis 173 summary results 167, 168, 174 crust/mantle contribution 246–247 results discussed 174–178 residual phases 247–248 sample description 170–171 summary tectonic setting 248–250 summary 178–179 map 25 gneiss petrology metamorphic history 24 crystal size studies Nd model ages methods of analysis 392, 394–395 method 52 results 393, 394, 395 results 53–57 results discussed results discussed 52, 58–59 annealing effects 395–397 SHRIMP U–Pb chronology nucleation and growth 397–398 method 26 field occurrence 391–392 results 27–32, 34–39, 40–42 marble study results discussed methods 150–152 NE terrane 33, 39, 43–48 results 152–157 SW terrane 48–50 results discussed 157–161 summary 50–52 Nd model ages 55 tectonothermal events 59–61 P–T fluid evolution 149 terrane comparisons 61–63 Skallevikshalsen 148, 212 Sør Rondane Suture 25, 238, 239 geochronology study Southern Irumide Belt 93, 97, 98, 99 history of research 166, 170 Southern Irumide Complex 95 456 INDEX spinel 366 Lu¨tzow-Holm Complex 354, 378 see also geothermometry methods of analysis 173 Sr isotopes see Rb-Sr results 168 Sri Lanka Mozambique geochronology 97, 98–100, 102 correlations with Antarctica Mu¨hlig-Hofmannfjella Mountains 107, 108 geochronology 101–102, 104, 177 Napier Complex metamorphism 105, 110, 111, 113 method 125–126 Stillwell Hills 258 results 128, 129 structure mapping see form-line mapping Sør Rondane Mountains Sverdrupfjella 105, 106–107, 108, 110, 112 methods 26 granitoids 402, 413, 414 results 27–33, 31–39, 40–42 Syowa Station 2, 148 results discussed 33, 39, 43–50 summary 50–52 Tange Promontory 123 UHT (ultrahigh temperature) metamorphism Telen experimental studies geochronology study 168 see microthermometry; geothermometry; Nd model ages 55 sapphirine; Terre Adelie 5 localities Tete Complex 94, 105 Napier Complex 121, 184, 254, 284 Th–Pb, Tonagh Island 297, 305 Riiser-Larsen, Mount 123, 184, 255, Thala Hills 56 273–274 thermodynamic modelling Tonagh Island 286–287 Fe–Mg exchange thermometry 437–441 see also Rundva˚gshetta as thermal maximum locality TiO2 thermometer 420–421 TIMS (thermal ionization mass spectrometry) 243 ultrapotassic igneous activity 166, 178 Dronning Maud Land 243 Unango Complex 72, 95 Lu¨tzow-Holm Complex 173, 217 Underwood, Mount 55 Napier Complex 199 uralitization 196 Namuno Block 98 Urfjell Group 106 Mozambique geochronology 97, 98–100 Utholmen 55 TiO2 in quartz geothermometer see under geothermometry Vechernaya, Mount 55 Tippet Nunataks Fault 145 velocity studies see elastic property measurement TitaniQ thermometer 421, 429 Vestfold Hills 5, 195 titanite see U–Pb–zircon–titanite Vijayan Complex 104, 105 Tod, Mount 123 Tonagh Island 123, 196, 254, 255 Ward Nunataks 56 geological setting 319 Wegener–Mawson Mobile Belt 3 history of research 286–287 West Gondwana 1, 3, 9 metamorphic age 128 West Ongul 55 metamorphic temperatures 443 Wilkes Province 3, 5, 166, 178 metamorphism 124 Windmill Island 5, 166, 178, 352 Nd model ages 56 Wohlthaat Massif 71, 72, 101, 105 pegmatite occurrence 285, 287 granitoid intrusion 402 protolith 125 metamorphic facies 401–402 structure 124 Nd model ages 57 see also metasomatism and alteration, fluid inclusion studies xenocryst studies tonalite–trondhjemite–granodiorite (TTG) 130–131, 192 Cape Hinode meta-tonalite 338–345 tourmaline 368 significance of results 346–347 Trail, Mount 123 Xixano Complex 72, 95 transform faults 1 XRF 199, 200, 243 Transitional Gneiss Series 196 Troll Station 402 mineral chemistry 407, 408, 409 Yamato–Belgica Complex petrography 404–405 igneous activity 22, 166, 178 Tula Mountains Fault 144, 145 metamorphic history compared with Sør Rondane Mountains 61–62 53 U–Pb–zircon–titanite age Nd model ages SHRIMP ages 60 Cape Hinode meta-tonalite 335 Yuzhnaya, Mount 123 Dronning Maud Land methods 75 results 76–79, 80–84, 105, 106 Zambia, correlation with Antarctica 97 results discussed 84–86 zircon dating see U–Pb–zircon–titanite summary 87 Zircon Point 123