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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

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