 | | Report (chapter) | | Palaeozoic metasomatism of the Archaean Napier Complex, East Antarctica CHRISTOPHER J. CARSON1,2 & JAY J. AGUE1...Palaeozoic pegmatites on Tonagh Island, Napier Complex, East Antarctica, was accompanied by the introduction...sedimentary rocks, underthrust beneath the SW Napier Complex, has been long considered a viable source for...the underthrust sedimentary rocks beneath the Napier Complex occurred, at least in part, by convergent Early...peraluminous pegmatites within the Archaean Napier Complex of East Antarctica. We examine the extent of non-volatile |  | | Journal (article/letter/editorial) | | maintains charge balance, resulting in a more complex formula Fe2Ć¾1ā3xFe3Ć¾2x&xO (Smyth et al., 2000)...Rumburk granite (490 Ma) straddles the south-eastern Lusatian Block (Germany) and the West Sudetes (Czech...reported from other fluorapatite as well as chlorapatite grains over the past years. Tiny grains of xenotime-(Y)...phosphates) from the paragneiss at Larsemann Hill (Antarctica) is included in fluorapatite, which is rich in...paragneiss, Larsemann Hills, Prydz Bay, East Antarctica. Eur. J. Mineral., 19, 229ā245. Hanesch, M. (2009): |  | Ziemann, Martin A., Fƶrster, Hans-JĆ¼rgen, Harlov, Daniel E., Frei, Dirk (2005) Origin of fluorapatite-monazite assemblages in a metamorphosed, sillimanitebearing pegmatoid, Reinbolt Hills, East Antarctica. European Journal of Mineralogy, 17 (4) 567-580 doi:10.1127/0935-1221/2005/0017-0567 | Journal (article/letter/editorial) | | sillimanitebearing pegmatoid, Reinbolt Hills, East Antarctica MARTIN A. ZIEMANN1,*, HANS-JĆRGEN FĆRSTER1, DANIEL...constraints on the PāTāXāage relations of part of East Antarctica during Pan-African tectonism. UāThātotal Pb ages...metasomatism, LA-ICP-MS, Pan-African orogeny, East Antarctica. Introduction Monazite [(Ce,LREE)(PO4)] ā fluorapatite...Hills within the metamorphic complexes of East Antarctica (modified from Sheraton et al., 1984). 1 ā Late...Block, granulite facies; 4 ā early Archaean Napier Complex, granulite facies. (b) Schematic geological |  | | Journal (article/letter/editorial) | | Abstract Monazite [(Ce,LREE,Th,U,Ca)(P,Si)O4], with complex zoning in Th and other elements, is commonly observed...specifically by alkalibearing fluids. If true, complex metasomatically induced textures in monazite could...content of Th, Si, Ca, P, and (Y ? REE) resulting in complex Th-enriched or Th-depleted textures similar to...granulite-facies rocks, central region of the Lewisian complex, Scourie, NW Scotland (Zhu and OāNions 1999). f...MX73aā2 days, and MX73bā8 days; Fig. 5c and d), complex ThSiO4-enriched textures developed in the altered |  | | Journal (article/letter/editorial) | | rocks in a wide variety of locations including Antarctica, South Africa, India, Europe, and North America...the Reinbolt Hills, Princess Elisabeth Land, East Antarctica (Grew 1980; Nicols and Berry 1991). Subsequent...textures in a spinel-sapphirine granulite from the Eastern Ghats, India and their implications. European Journal...ilmenite from high-grade metamorphic rocks of Antarctica and other areas. Journal of Petrology, 21, 39ā68...minerals in apatite: nature and experiment Part I. chlorapatite. American Mineralogist, 87, 245ā261. Harlov |  | | Journal (article/letter/editorial) | | of Cl-rich scapolite boudins in Skallen, East Antarctica: evidence for changing fluid condition in the...continental crust exposed in the LuĢtzowāHolm Complex, East Antarctica, provide insights into the changing ļ¬uid...ScpIII. Fractures in ļ¬uorapatite are altered to chlorapatite proving evidence for the pathways of escaping...composition in deep crustal rocks from Skallen, East Antarctica. Based on reaction textures, mineral chemistry...SAMPLES STUDIED The LuĢtzowāHolm Complex (Fig. 1a) in East Antarctica exposes a unique deep crustal section |  | PatiƱo Douce, Alberto E., Roden, Michael F., Chaumba, Jeff, Fleisher, Chris, Yogodzinski, Gene (2011) Compositional variability of terrestrial mantle apatites, thermodynamic modeling of apatite volatile contents, and the halogen and water budgets of planetary mantles. Chemical Geology, 288 (1) 14-31 doi:10.1016/j.chemgeo.2011.05.018 | Journal (article/letter/editorial) | | while the effect of Cl is less profound and more complex ā leading to an increase in viscosity of some melts...effect of adding Cl to granitic systems is more complex ā raising the solidus in graniteāH2O and depressing...contain an unusual array of minerals including chlorapatite, Cl-rich, Ba phlogopite, crichtonite series...crossover temperature is reached, at which chlorapatite starts to decrease too. The successive dips...concentration of hydroxylapatite followed by that of chlorapatite, and the fact that ļ¬uorapatite concentration |  | | Book (chapter) | | categories have been arranged from simple to more complex. 1. Paramorphs. Paramorphs are the result of polymorphism...mineralogy has been carefully studied and found to be a complex mixture of mostly rare secondary copper minerals...b. Molds (of animals or plants). c. Casts. 8. Complex combinations of the above. There is very little...deposits, the sequence of events can be quite complex, but unraveling that sequence can be quite valuable...fluid. The pentlandite to violarite reaction is complex, contingent upon a great number of solution parameters |  | Kusebauch, Christof, John, Timm, Whitehouse, Martin J., Klemme, Stephan, Putnis, Andrew (2015) Distribution of halogens between fluid and apatite during fluid-mediated replacement processes. Geochimica et Cosmochimica Acta, 170. 225-246 doi:10.1016/j.gca.2015.08.023 | Journal (article/letter/editorial) | | composition of new apatite is mainly governed by 34 complex characteristics of the fluid phase from which it...(Pollok et al., 96 2011; Raufaste et al., 2011). A complex mineral zoning can be formed during replacement...coefficients of 459 Cl between complex fluid and apatite. In the more complex system apatite-melt-fluid ...of 486 Br and I concentrations might be the complex partition behavior of the large halogens during...Raufaste et al., 2011) 560 but also in more complex systems containing silicates, carbonates, phosphates |  | | Book | | categories have been arranged from simple to more complex. 1. Paramorphs. Paramorphs are the result of polymorphism...mineralogy has been carefully studied and found to be a complex mixture of mostly rare secondary copper minerals...b. Molds (of animals or plants). c. Casts. 8. Complex combinations of the above. There is very little...deposits, the sequence of events can be quite complex, but unraveling that sequence can be quite valuable...fluid. The pentlandite to violarite reaction is complex, contingent upon a great number of solution parameters |  | | Journal (article/letter/editorial) | | metamorphic fluids. Our data testify to the long and complex geological history of not only the Nolans Bore...Bore REE deposit, but also of the rocks of the eastern Reynolds Range, and demonstrate the great utility...Rubatto et al. 2001). The region has undergone a complex history with major periods of geological activity...imaging reveals that the fluorapatite grains contain complex irregular zoning features and contain abundant...mineralisation. By contrast, the central zone is the most complex section of the deposit and therefore has the potential |  | | Journal (article/letter/editorial) | | partitioning experiments (Stepanov et al. 2012). The complex interplay between compositionally distinct sectors...core surrounded by a simple rim, and (2) more complex, where a core of variable shape is enveloped by...images reported in the literature fall in the āmore complexā category, with concentric, patchy, and intergrowth-like...(2002); or mostly unzoned a small region showing complex zoning Aleinikoff et al. (2000) Concentric A sub-...et al. (2009); Triantafyllidis et al. (2010) Complex Single core of variable shape enveloped by two |  | | Report (volume) | | .......... 5 Monoclinic hydroxylapatite and chlorapatite ..............................................solutions exist for certain substituents. This complex and variable chemistry has great implications,...volume). The foundation for understanding the complex chemistry and the many and varied uses of apatite...chemical substitutions (or, in the case of pure chlorapatite and pure hydroxylapatite, lack of chemical substitutions)...unique minerals, fluorapatite [Ca5(PO4)3F], chlorapatite [Ca5(PO4)3Cl], and hydroxylapatite [Ca5(PO4)3(OH)] |  | | Journal (article/letter/editorial) | | Sweden: Records of extended geological histories in complex titanite grains C.D. Storey a,c,ā, M.P. Smith b...be accurate. The titanite grains studied show complex internal structures. Rare earth element (REE) analysis...and apatite. The titanite grains analysed are complex but we have developed a technique with which we...unrecognised āeventsā have been deconvoluted from complex grains (e.g. Friend and Kinny, 1995). In terms...upper-amphibolite facies fluid infiltration in the Napier Complex, east Antarctica. Earth and Planetary Science Letters |  | | Book | | . . . . . .......... ....... ....... Lewisian Complex, northwest Scotland . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . The Jormua complex. 73 55 51 59 59 64 65 71 71 Contents VIII...INTRUSIONS WITH SPECIAL REFERENCE TO THE BUSHVELD COMPLEX . . . . . . . . . . . . . . . . . . G. von Gruenewaldt.......................... .......... The Duluth Complex . . . . . . . . . . . . . . . . . . . . . . . ... . . ........................... The Bushveld Complex and related magmatic events ............. Geological |  | | Book | | intrusion and crystallisation mechanisms The Bushveld Complex 4.2.1 Regional setting 4.2.2 Intrusion form 4.2...Mineralogy 4.2.5 Parental magma The Stillwater Complex 43.1 Regional setting 4.3.2 Intrusion form 4.3...Southern Wyoming and northern Colorado Stillwater Complex and minor intrusions, Beartooth Mountains Tobacco...Supracrustal belts marginal to the Lapland Granulite Complex Karelian Supergroup (early Proterozoic) Marginal...13.2.1 Eastern Hebei Province: the Qianxi Group 13.2.2 Shandong Province: the Taishan Complex 13.2.3 |  | | Book (edition) | | the number of Terms beginning with "northern", "eastern", "northwestern", "southcentral", etc., is limited...level 3 under mining geologyO). UF closed mines SA land subsidence SA mines SA mining geology SA reclamation... W Saskatchewan. IN Index Saskatchewan or ScotĀ¬ land as applicable. BX Saskatchewan BX Scotland SA lead-zinc...Accomac County BA Virginia BA Southeastern U.S. BA Eastern U.S. BA United States Accra City on the Gulf of...N394000N403500 W0765600W0772800 BA Pennsylvania BA Eastern U.S. BA United States Adams County Washington |  | | Book (volume) | | flows, and aeolian sediment transport originating on land can enter 2 SEDIMENTARY PROCESSES/Particle-Driven...avulsion, resulting in the formation of internally-complex sedimentary fan deposits. Although channels are...subaqueous particulate gravity currents form a complex and variable range of flow types, which together...claim more than 99% of the sediment produced on land. Understanding how, where, and why sediment moves...rate of sediment flux to basins is governed by a complex series of interactions amongst the physical and |  | | Journal (article/letter/editorial) | | nano-formulations on the fate of the active ingredient can be complex and reported results are often contradictory. The...correlates with mean sedimentation rate and distance from land. This relationship can therefore be used to predict...top. Ye*ilova ophiolite in which sheeted dike complex and pillow lavas are not seen, represents an ophiolite...signal. In this study, we use an isotope-enabled land surface model (IsoLSM) to diagnose environmental...downgradient area than in the upgradient area due to the land use pattern and topography. The values of ,18O and |  | | Book (edition) | | attention using the powerful but generally more complex equipment now available. It is intended that this...more integrated, and updated account of this very complex mineral group, most of it generously provided by...to present an authoritative treatise on these complex minerals. Robert Preston has had the difļ¬cult task...case studies from the Outer Hebridean Lewisian Complex, NW Scotland. Pp. 4964 in: Geochronology: Linking...relationship may indicate that an intrusion is complex. A study of zircon crystal habits has also revealed |  | | Book | | 10M( stars is now understood to be an extremely complex process (Busso et al., 1999). On the first ascent...our solar system formed. The final step in the complex history of stellar grains is the formation of planetesimals...meteorite is an important parameter that adds to the complex textural variability among chondritic meteorites...deviations reflect problems with the extremely complex analyses or whether they are true variations that...evolution of the elements and the stability of complex atoms. J. Am. Chem. Soc. 39, 856ā879. Holweger |  | | Book (edition) | | amphiboles, micas, and some other minerals have complex ) , 2 } 4 , ) , 4 2 2 4 ) . 2 4 )...original crystal seed. In some minerals it is more complex and results in compositional zones that are difficu...share common planes of atoms that separate them. Complex twins comprise more than two individual domains...minerals into classes based on anion or anionic complex is convenient because we can determine class from...particularly meaningful. Some silicate minerals with complex structures do not fit conveniently into one of |  | | Book (edition) | | two optic axes in a biaxial mineral. Anionic complex. A tightly bonded, negatively charged molecular...individual crystals, nearly parallel in arrangement. Complex twin. A twin composed of more than two individual...Common Anionic Complexes in Minerals Element Complex silicon (Si) carbon (C) nitrogen (N) sulfur (S)...minerals, in some minerals the substitutions are complex. In olivine they are quite simple. We can describe...amphiboles, micas, and some other minerals have complex formulas and may have many elements substituting |
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